Makefile

@@ -270,12 +270,10 @@ env-up: all
 		echo "Frostfs contracts not found"; exit 1; \
 	fi
 	${BIN}/frostfs-adm --config ./dev/adm/frostfs-adm.yml morph init --contracts ${FROSTFS_CONTRACTS_PATH}
-	${BIN}/frostfs-adm --config ./dev/adm/frostfs-adm.yml morph refill-gas --gas 10.0 \
-		--storage-wallet ./dev/storage/wallet01.json \
-		--storage-wallet ./dev/storage/wallet02.json \
-		--storage-wallet ./dev/storage/wallet03.json \
-		--storage-wallet ./dev/storage/wallet04.json
-
+	${BIN}/frostfs-adm --config ./dev/adm/frostfs-adm.yml morph refill-gas --storage-wallet ./dev/storage/wallet01.json --gas 10.0
+	${BIN}/frostfs-adm --config ./dev/adm/frostfs-adm.yml morph refill-gas --storage-wallet ./dev/storage/wallet02.json --gas 10.0
+	${BIN}/frostfs-adm --config ./dev/adm/frostfs-adm.yml morph refill-gas --storage-wallet ./dev/storage/wallet03.json --gas 10.0
+	${BIN}/frostfs-adm --config ./dev/adm/frostfs-adm.yml morph refill-gas --storage-wallet ./dev/storage/wallet04.json --gas 10.0
 	@if [ ! -f "$(LOCODE_DB_PATH)" ]; then \
 		make locode-download; \
 	fi

cmd/frostfs-adm/internal/modules/morph/generate/generate.go

@@ -12,6 +12,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-adm/internal/modules/morph/helper"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/innerring"
 	"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
+	"github.com/nspcc-dev/neo-go/pkg/encoding/address"
 	"github.com/nspcc-dev/neo-go/pkg/io"
 	"github.com/nspcc-dev/neo-go/pkg/rpcclient/gas"
 	"github.com/nspcc-dev/neo-go/pkg/smartcontract"
@@ -140,11 +141,41 @@ func addMultisigAccount(w *wallet.Wallet, m int, name, password string, pubs key
 }
 
 func generateStorageCreds(cmd *cobra.Command, _ []string) error {
-	walletPath, _ := cmd.Flags().GetString(commonflags.StorageWalletFlag)
-	w, err := wallet.NewWallet(walletPath)
+	return refillGas(cmd, storageGasConfigFlag, true)
+}
+
+func refillGas(cmd *cobra.Command, gasFlag string, createWallet bool) (err error) {
+	// storage wallet path is not part of the config
+	storageWalletPath, _ := cmd.Flags().GetString(commonflags.StorageWalletFlag)
+	// wallet address is not part of the config
+	walletAddress, _ := cmd.Flags().GetString(walletAddressFlag)
+
+	var gasReceiver util.Uint160
+
+	if len(walletAddress) != 0 {
+		gasReceiver, err = address.StringToUint160(walletAddress)
 		if err != nil {
-		return fmt.Errorf("create wallet: %w", err)
+			return fmt.Errorf("invalid wallet address %s: %w", walletAddress, err)
 		}
+	} else {
+		if storageWalletPath == "" {
+			return fmt.Errorf("missing wallet path (use '--%s <out.json>')", commonflags.StorageWalletFlag)
+		}
+
+		var w *wallet.Wallet
+
+		if createWallet {
+			w, err = wallet.NewWallet(storageWalletPath)
+		} else {
+			w, err = wallet.NewWalletFromFile(storageWalletPath)
+		}
+
+		if err != nil {
+			return fmt.Errorf("can't create wallet: %w", err)
+		}
+
+		if createWallet {
+			var password string
 
 			label, _ := cmd.Flags().GetString(storageWalletLabelFlag)
 			password, err := config.GetStoragePassword(viper.GetViper(), label)
@@ -159,10 +190,11 @@ func generateStorageCreds(cmd *cobra.Command, _ []string) error {
 			if err := w.CreateAccount(label, password); err != nil {
 				return fmt.Errorf("can't create account: %w", err)
 			}
-	return refillGas(cmd, storageGasConfigFlag, w.Accounts[0].ScriptHash())
-}
+		}
+
+		gasReceiver = w.Accounts[0].Contract.ScriptHash()
+	}
 
-func refillGas(cmd *cobra.Command, gasFlag string, gasReceivers ...util.Uint160) (err error) {
 	gasStr := viper.GetString(gasFlag)
 
 	gasAmount, err := helper.ParseGASAmount(gasStr)
@@ -176,11 +208,9 @@ func refillGas(cmd *cobra.Command, gasFlag string, gasReceivers ...util.Uint160)
 	}
 
 	bw := io.NewBufBinWriter()
-	for _, gasReceiver := range gasReceivers {
 	emit.AppCall(bw.BinWriter, gas.Hash, "transfer", callflag.All,
 		wCtx.CommitteeAcc.Contract.ScriptHash(), gasReceiver, int64(gasAmount), nil)
 	emit.Opcodes(bw.BinWriter, opcode.ASSERT)
-	}
 	if bw.Err != nil {
 		return fmt.Errorf("BUG: invalid transfer arguments: %w", bw.Err)
 	}

cmd/frostfs-adm/internal/modules/morph/generate/root.go

@@ -1,12 +1,7 @@
 package generate
 
 import (
-	"fmt"
-
 	"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-adm/internal/commonflags"
-	"github.com/nspcc-dev/neo-go/pkg/encoding/address"
-	"github.com/nspcc-dev/neo-go/pkg/util"
-	"github.com/nspcc-dev/neo-go/pkg/wallet"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
 )
@@ -38,27 +33,7 @@ var (
 			_ = viper.BindPFlag(commonflags.RefillGasAmountFlag, cmd.Flags().Lookup(commonflags.RefillGasAmountFlag))
 		},
 		RunE: func(cmd *cobra.Command, _ []string) error {
-			storageWalletPaths, _ := cmd.Flags().GetStringArray(commonflags.StorageWalletFlag)
-			walletAddresses, _ := cmd.Flags().GetStringArray(walletAddressFlag)
-
-			var gasReceivers []util.Uint160
-			for _, walletAddress := range walletAddresses {
-				addr, err := address.StringToUint160(walletAddress)
-				if err != nil {
-					return fmt.Errorf("invalid wallet address %s: %w", walletAddress, err)
-				}
-
-				gasReceivers = append(gasReceivers, addr)
-			}
-			for _, storageWalletPath := range storageWalletPaths {
-				w, err := wallet.NewWalletFromFile(storageWalletPath)
-				if err != nil {
-					return fmt.Errorf("can't create wallet: %w", err)
-				}
-
-				gasReceivers = append(gasReceivers, w.Accounts[0].Contract.ScriptHash())
-			}
-			return refillGas(cmd, commonflags.RefillGasAmountFlag, gasReceivers...)
+			return refillGas(cmd, commonflags.RefillGasAmountFlag, false)
 		},
 	}
 	GenerateAlphabetCmd = &cobra.Command{
@@ -75,10 +50,10 @@ var (
 func initRefillGasCmd() {
 	RefillGasCmd.Flags().String(commonflags.AlphabetWalletsFlag, "", commonflags.AlphabetWalletsFlagDesc)
 	RefillGasCmd.Flags().StringP(commonflags.EndpointFlag, commonflags.EndpointFlagShort, "", commonflags.EndpointFlagDesc)
-	RefillGasCmd.Flags().StringArray(commonflags.StorageWalletFlag, nil, "Path to storage node wallet")
-	RefillGasCmd.Flags().StringArray(walletAddressFlag, nil, "Address of wallet")
+	RefillGasCmd.Flags().String(commonflags.StorageWalletFlag, "", "Path to storage node wallet")
+	RefillGasCmd.Flags().String(walletAddressFlag, "", "Address of wallet")
 	RefillGasCmd.Flags().String(commonflags.RefillGasAmountFlag, "", "Additional amount of GAS to transfer")
-	RefillGasCmd.MarkFlagsOneRequired(walletAddressFlag, commonflags.StorageWalletFlag)
+	RefillGasCmd.MarkFlagsMutuallyExclusive(walletAddressFlag, commonflags.StorageWalletFlag)
 }
 
 func initGenerateStorageCmd() {

cmd/frostfs-adm/internal/modules/morph/notary/notary.go

@@ -4,6 +4,7 @@ import (
 	"errors"
 	"fmt"
 	"math/big"
+	"strconv"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-adm/internal/commonflags"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-adm/internal/modules/morph/helper"
@@ -40,8 +41,7 @@ func depositNotary(cmd *cobra.Command, _ []string) error {
 	}
 
 	accHash := w.GetChangeAddress()
-	addr, _ := cmd.Flags().GetString(walletAccountFlag)
-	if addr != "" {
+	if addr, err := cmd.Flags().GetString(walletAccountFlag); err == nil {
 		accHash, err = address.StringToUint160(addr)
 		if err != nil {
 			return fmt.Errorf("invalid address: %s", addr)
@@ -53,7 +53,7 @@ func depositNotary(cmd *cobra.Command, _ []string) error {
 		return fmt.Errorf("can't find account for %s", accHash)
 	}
 
-	prompt := fmt.Sprintf("Enter password for %s > ", address.Uint160ToString(accHash))
+	prompt := fmt.Sprintf("Enter password for %s >", address.Uint160ToString(accHash))
 	pass, err := input.ReadPassword(prompt)
 	if err != nil {
 		return fmt.Errorf("can't get password: %v", err)
@@ -73,10 +73,17 @@ func depositNotary(cmd *cobra.Command, _ []string) error {
 		return err
 	}
 
-	till, _ := cmd.Flags().GetInt64(notaryDepositTillFlag)
-	if till <= 0 {
+	till := int64(defaultNotaryDepositLifetime)
+	tillStr, err := cmd.Flags().GetString(notaryDepositTillFlag)
+	if err != nil {
+		return err
+	}
+	if tillStr != "" {
+		till, err = strconv.ParseInt(tillStr, 10, 64)
+		if err != nil || till <= 0 {
 			return errInvalidNotaryDepositLifetime
 		}
+	}
 
 	return transferGas(cmd, acc, accHash, gasAmount, till)
 }

cmd/frostfs-adm/internal/modules/morph/notary/root.go

@@ -20,7 +20,7 @@ func initDepositoryNotaryCmd() {
 	DepositCmd.Flags().String(commonflags.StorageWalletFlag, "", "Path to storage node wallet")
 	DepositCmd.Flags().String(walletAccountFlag, "", "Wallet account address")
 	DepositCmd.Flags().String(commonflags.RefillGasAmountFlag, "", "Amount of GAS to deposit")
-	DepositCmd.Flags().Int64(notaryDepositTillFlag, defaultNotaryDepositLifetime, "Notary deposit duration in blocks")
+	DepositCmd.Flags().String(notaryDepositTillFlag, "", "Notary deposit duration in blocks")
 }
 
 func init() {

cmd/frostfs-adm/internal/modules/storagecfg/root.go

@@ -105,7 +105,7 @@ func storageConfig(cmd *cobra.Command, args []string) {
 		fatalOnErr(errors.New("can't find account in wallet"))
 	}
 
-	c.Wallet.Password, err = input.ReadPassword(fmt.Sprintf("Enter password for %s > ", c.Wallet.Account))
+	c.Wallet.Password, err = input.ReadPassword(fmt.Sprintf("Account password for %s: ", c.Wallet.Account))
 	fatalOnErr(err)
 
 	err = acc.Decrypt(c.Wallet.Password, keys.NEP2ScryptParams())

cmd/frostfs-cli/internal/client/client.go

@@ -9,6 +9,7 @@ import (
 	"io"
 	"os"
 	"slices"
+	"sort"
 	"strings"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/accounting"
@@ -77,31 +78,13 @@ func ListContainers(ctx context.Context, prm ListContainersPrm) (res ListContain
 // SortedIDList returns sorted list of identifiers of user's containers.
 func (x ListContainersRes) SortedIDList() []cid.ID {
 	list := x.cliRes.Containers()
-	slices.SortFunc(list, func(lhs, rhs cid.ID) int {
-		return strings.Compare(lhs.EncodeToString(), rhs.EncodeToString())
+	sort.Slice(list, func(i, j int) bool {
+		lhs, rhs := list[i].EncodeToString(), list[j].EncodeToString()
+		return strings.Compare(lhs, rhs) < 0
 	})
 	return list
 }
 
-func ListContainersStream(ctx context.Context, prm ListContainersPrm, processCnr func(id cid.ID) bool) (err error) {
-	cliPrm := &client.PrmContainerListStream{
-		XHeaders: prm.XHeaders,
-		OwnerID:  prm.OwnerID,
-		Session:  prm.Session,
-	}
-	rdr, err := prm.cli.ContainerListInit(ctx, *cliPrm)
-	if err != nil {
-		return fmt.Errorf("init container list: %w", err)
-	}
-
-	err = rdr.Iterate(processCnr)
-	if err != nil {
-		return fmt.Errorf("read container list: %w", err)
-	}
-
-	return
-}
-
 // PutContainerPrm groups parameters of PutContainer operation.
 type PutContainerPrm struct {
 	Client       *client.Client

cmd/frostfs-cli/modules/container/list.go

@@ -6,11 +6,8 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/key"
 	commonCmd "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/internal/common"
 	containerSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
-	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
 	"github.com/spf13/cobra"
-	"google.golang.org/grpc/codes"
-	"google.golang.org/grpc/status"
 )
 
 // flags of list command.
@@ -54,58 +51,42 @@ var listContainersCmd = &cobra.Command{
 
 		var prm internalclient.ListContainersPrm
 		prm.SetClient(cli)
-		prm.OwnerID = idUser
+		prm.Account = idUser
+
+		res, err := internalclient.ListContainers(cmd.Context(), prm)
+		commonCmd.ExitOnErr(cmd, "rpc error: %w", err)
+
 		prmGet := internalclient.GetContainerPrm{
 			Client: cli,
 		}
-		var containerIDs []cid.ID
-
-		err := internalclient.ListContainersStream(cmd.Context(), prm, func(id cid.ID) bool {
-			printContainer(cmd, prmGet, id)
-			return false
-		})
-		if err == nil {
-			return
-		}
-
-		if e, ok := status.FromError(err); ok && e.Code() == codes.Unimplemented {
-			res, err := internalclient.ListContainers(cmd.Context(), prm)
-			commonCmd.ExitOnErr(cmd, "rpc error: %w", err)
-			containerIDs = res.SortedIDList()
-		} else {
-			commonCmd.ExitOnErr(cmd, "rpc error: %w", err)
-		}
 
+		containerIDs := res.SortedIDList()
 		for _, cnrID := range containerIDs {
-			printContainer(cmd, prmGet, cnrID)
-		}
-	},
-}
-
-func printContainer(cmd *cobra.Command, prmGet internalclient.GetContainerPrm, id cid.ID) {
 			if flagVarListName == "" && !flagVarListPrintAttr {
-		cmd.Println(id.String())
-		return
+				cmd.Println(cnrID.String())
+				continue
 			}
 
-	prmGet.ClientParams.ContainerID = &id
+			prmGet.ClientParams.ContainerID = &cnrID
 			res, err := internalclient.GetContainer(cmd.Context(), prmGet)
 			if err != nil {
 				cmd.Printf("  failed to read attributes: %v\n", err)
-		return
+				continue
 			}
 
 			cnr := res.Container()
 			if cnrName := containerSDK.Name(cnr); flagVarListName != "" && cnrName != flagVarListName {
-		return
+				continue
 			}
-	cmd.Println(id.String())
+			cmd.Println(cnrID.String())
 
 			if flagVarListPrintAttr {
 				cnr.IterateUserAttributes(func(key, val string) {
 					cmd.Printf("  %s: %s\n", key, val)
 				})
 			}
+		}
+	},
 }
 
 func initContainerListContainersCmd() {

cmd/frostfs-cli/modules/object/hash.go

@@ -9,6 +9,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/commonflags"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/key"
 	commonCmd "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/internal/common"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/checksum"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 	"github.com/spf13/cobra"
@@ -42,8 +43,6 @@ func initObjectHashCmd() {
 	_ = objectHashCmd.MarkFlagRequired(commonflags.OIDFlag)
 
 	flags.String("range", "", "Range to take hash from in the form offset1:length1,...")
-	_ = objectHashCmd.MarkFlagRequired("range")
-
 	flags.String("type", hashSha256, "Hash type. Either 'sha256' or 'tz'")
 	flags.String(getRangeHashSaltFlag, "", "Salt in hex format")
 }
@@ -67,6 +66,36 @@ func getObjectHash(cmd *cobra.Command, _ []string) {
 	pk := key.GetOrGenerate(cmd)
 	cli := internalclient.GetSDKClientByFlag(cmd, pk, commonflags.RPC)
 
+	tz := typ == hashTz
+	fullHash := len(ranges) == 0
+	if fullHash {
+		var headPrm internalclient.HeadObjectPrm
+		headPrm.SetClient(cli)
+		Prepare(cmd, &headPrm)
+		headPrm.SetAddress(objAddr)
+
+		// get hash of full payload through HEAD (may be user can do it through dedicated command?)
+		res, err := internalclient.HeadObject(cmd.Context(), headPrm)
+		commonCmd.ExitOnErr(cmd, "rpc error: %w", err)
+
+		var cs checksum.Checksum
+		var csSet bool
+
+		if tz {
+			cs, csSet = res.Header().PayloadHomomorphicHash()
+		} else {
+			cs, csSet = res.Header().PayloadChecksum()
+		}
+
+		if csSet {
+			cmd.Println(hex.EncodeToString(cs.Value()))
+		} else {
+			cmd.Println("Missing checksum in object header.")
+		}
+
+		return
+	}
+
 	var hashPrm internalclient.HashPayloadRangesPrm
 	hashPrm.SetClient(cli)
 	Prepare(cmd, &hashPrm)
@@ -75,7 +104,7 @@ func getObjectHash(cmd *cobra.Command, _ []string) {
 	hashPrm.SetSalt(salt)
 	hashPrm.SetRanges(ranges)
 
-	if typ == hashTz {
+	if tz {
 		hashPrm.TZ()
 	}
 

cmd/frostfs-ir/httpcomponent.go

@@ -77,7 +77,7 @@ func (c *httpComponent) reload(ctx context.Context) {
 		log.Info(ctx, c.name+" config updated")
 		if err := c.shutdown(ctx); err != nil {
 			log.Debug(ctx, logs.FrostFSIRCouldNotShutdownHTTPServer,
-				zap.Error(err),
+				zap.String("error", err.Error()),
 			)
 		} else {
 			c.init(ctx)

cmd/frostfs-ir/main.go

@@ -119,12 +119,12 @@ func shutdown(ctx context.Context) {
 	innerRing.Stop(ctx)
 	if err := metricsCmp.shutdown(ctx); err != nil {
 		log.Debug(ctx, logs.FrostFSIRCouldNotShutdownHTTPServer,
-			zap.Error(err),
+			zap.String("error", err.Error()),
 		)
 	}
 	if err := pprofCmp.shutdown(ctx); err != nil {
 		log.Debug(ctx, logs.FrostFSIRCouldNotShutdownHTTPServer,
-			zap.Error(err),
+			zap.String("error", err.Error()),
 		)
 	}
 

cmd/frostfs-ir/pprof.go

@@ -58,7 +58,7 @@ func (c *pprofComponent) reload(ctx context.Context) {
 		log.Info(ctx, c.name+" config updated")
 		if err := c.shutdown(ctx); err != nil {
 			log.Debug(ctx, logs.FrostFSIRCouldNotShutdownHTTPServer,
-				zap.Error(err))
+				zap.String("error", err.Error()))
 			return
 		}
 

cmd/frostfs-node/config.go

@@ -609,7 +609,6 @@ type cfgContainer struct {
 	parsers     map[event.Type]event.NotificationParser
 	subscribers map[event.Type][]event.Handler
 	workerPool  util.WorkerPool // pool for asynchronous handlers
-	containerBatchSize uint32
 }
 
 type cfgFrostfsID struct {
@@ -1120,7 +1119,7 @@ func initLocalStorage(ctx context.Context, c *cfg) {
 		err := ls.Close(context.WithoutCancel(ctx))
 		if err != nil {
 			c.log.Info(ctx, logs.FrostFSNodeStorageEngineClosingFailure,
-				zap.Error(err),
+				zap.String("error", err.Error()),
 			)
 		} else {
 			c.log.Info(ctx, logs.FrostFSNodeAllComponentsOfTheStorageEngineClosedSuccessfully)
@@ -1210,7 +1209,7 @@ func (c *cfg) updateContractNodeInfo(ctx context.Context, epoch uint64) {
 	if err != nil {
 		c.log.Error(ctx, logs.FrostFSNodeCouldNotUpdateNodeStateOnNewEpoch,
 			zap.Uint64("epoch", epoch),
-			zap.Error(err))
+			zap.String("error", err.Error()))
 		return
 	}
 
@@ -1220,9 +1219,9 @@ func (c *cfg) updateContractNodeInfo(ctx context.Context, epoch uint64) {
 // bootstrapWithState calls "addPeer" method of the Sidechain Netmap contract
 // with the binary-encoded information from the current node's configuration.
 // The state is set using the provided setter which MUST NOT be nil.
-func (c *cfg) bootstrapWithState(ctx context.Context, state netmap.NodeState) error {
+func (c *cfg) bootstrapWithState(ctx context.Context, stateSetter func(*netmap.NodeInfo)) error {
 	ni := c.cfgNodeInfo.localInfo
-	ni.SetStatus(state)
+	stateSetter(&ni)
 
 	prm := nmClient.AddPeerPrm{}
 	prm.SetNodeInfo(ni)
@@ -1232,7 +1231,9 @@ func (c *cfg) bootstrapWithState(ctx context.Context, state netmap.NodeState) er
 
 // bootstrapOnline calls cfg.bootstrapWithState with "online" state.
 func bootstrapOnline(ctx context.Context, c *cfg) error {
-	return c.bootstrapWithState(ctx, netmap.Online)
+	return c.bootstrapWithState(ctx, func(ni *netmap.NodeInfo) {
+		ni.SetStatus(netmap.Online)
+	})
 }
 
 // bootstrap calls bootstrapWithState with:
@@ -1243,7 +1244,9 @@ func (c *cfg) bootstrap(ctx context.Context) error {
 	st := c.cfgNetmap.state.controlNetmapStatus()
 	if st == control.NetmapStatus_MAINTENANCE {
 		c.log.Info(ctx, logs.FrostFSNodeBootstrappingWithTheMaintenanceState)
-		return c.bootstrapWithState(ctx, netmap.Maintenance)
+		return c.bootstrapWithState(ctx, func(ni *netmap.NodeInfo) {
+			ni.SetStatus(netmap.Maintenance)
+		})
 	}
 
 	c.log.Info(ctx, logs.FrostFSNodeBootstrappingWithOnlineState,

cmd/frostfs-node/config/container/container.go

@@ -1,27 +0,0 @@
-package containerconfig
-
-import "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-node/config"
-
-const (
-	subsection           = "container"
-	listStreamSubsection = "list_stream"
-
-	// ContainerBatchSizeDefault represents the maximum amount of containers to send via stream at once.
-	ContainerBatchSizeDefault = 1000
-)
-
-// ContainerBatchSize returns the value of "batch_size" config parameter
-// from "list_stream" subsection of "container" section.
-//
-// Returns ContainerBatchSizeDefault if the value is missing or if
-// the value is not positive integer.
-func ContainerBatchSize(c *config.Config) uint32 {
-	if c.Sub(subsection).Sub(listStreamSubsection).Value("batch_size") == nil {
-		return ContainerBatchSizeDefault
-	}
-	size := config.Uint32Safe(c.Sub(subsection).Sub(listStreamSubsection), "batch_size")
-	if size == 0 {
-		return ContainerBatchSizeDefault
-	}
-	return size
-}

cmd/frostfs-node/config/container/container_test.go

@@ -1,27 +0,0 @@
-package containerconfig_test
-
-import (
-	"testing"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-node/config"
-	containerconfig "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-node/config/container"
-	configtest "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-node/config/test"
-	"github.com/stretchr/testify/require"
-)
-
-func TestContainerSection(t *testing.T) {
-	t.Run("defaults", func(t *testing.T) {
-		empty := configtest.EmptyConfig()
-		require.Equal(t, uint32(containerconfig.ContainerBatchSizeDefault), containerconfig.ContainerBatchSize(empty))
-	})
-
-	const path = "../../../../config/example/node"
-	fileConfigTest := func(c *config.Config) {
-		require.Equal(t, uint32(500), containerconfig.ContainerBatchSize(c))
-	}
-
-	configtest.ForEachFileType(path, fileConfigTest)
-	t.Run("ENV", func(t *testing.T) {
-		configtest.ForEnvFileType(t, path, fileConfigTest)
-	})
-}

cmd/frostfs-node/container.go

@@ -5,7 +5,6 @@ import (
 	"context"
 	"net"
 
-	containerconfig "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-node/config/container"
 	morphconfig "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-node/config/morph"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/metrics"
@@ -48,7 +47,6 @@ func initContainerService(_ context.Context, c *cfg) {
 	}
 
 	c.shared.frostfsidClient = frostfsIDSubjectProvider
-	c.cfgContainer.containerBatchSize = containerconfig.ContainerBatchSize(c.appCfg)
 
 	defaultChainRouter := engine.NewDefaultChainRouterWithLocalOverrides(
 		c.cfgObject.cfgAccessPolicyEngine.accessPolicyEngine.MorphRuleChainStorage(),
@@ -58,9 +56,7 @@ func initContainerService(_ context.Context, c *cfg) {
 		&c.key.PrivateKey,
 		containerService.NewAPEServer(defaultChainRouter, cnrRdr,
 			newCachedIRFetcher(createInnerRingFetcher(c)), c.netMapSource, c.shared.frostfsidClient,
-			containerService.NewSplitterService(
-				c.cfgContainer.containerBatchSize, c.respSvc,
-				containerService.NewExecutionService(containerMorph.NewExecutor(cnrRdr, cnrWrt), c.respSvc)),
+			containerService.NewExecutionService(containerMorph.NewExecutor(cnrRdr, cnrWrt), c.respSvc),
 		),
 	)
 	service = containerService.NewAuditService(service, c.log, c.audit)
@@ -222,7 +218,6 @@ type morphContainerReader struct {
 
 	lister interface {
 		ContainersOf(*user.ID) ([]cid.ID, error)
-		IterateContainersOf(*user.ID, func(cid.ID) error) error
 	}
 }
 
@@ -238,10 +233,6 @@ func (x *morphContainerReader) ContainersOf(id *user.ID) ([]cid.ID, error) {
 	return x.lister.ContainersOf(id)
 }
 
-func (x *morphContainerReader) IterateContainersOf(id *user.ID, processCID func(cid.ID) error) error {
-	return x.lister.IterateContainersOf(id, processCID)
-}
-
 type morphContainerWriter struct {
 	neoClient *cntClient.Client
 }

cmd/frostfs-node/main.go

@@ -134,7 +134,7 @@ func stopAndLog(ctx context.Context, c *cfg, name string, stopper func(context.C
 	err := stopper(ctx)
 	if err != nil {
 		c.log.Debug(ctx, fmt.Sprintf("could not shutdown %s server", name),
-			zap.Error(err),
+			zap.String("error", err.Error()),
 		)
 	}
 

cmd/frostfs-node/morph.go

@@ -96,7 +96,7 @@ func initMorphClient(ctx context.Context, c *cfg) {
 	if err != nil {
 		c.log.Info(ctx, logs.FrostFSNodeFailedToCreateNeoRPCClient,
 			zap.Any("endpoints", addresses),
-			zap.Error(err),
+			zap.String("error", err.Error()),
 		)
 
 		fatalOnErr(err)
@@ -168,7 +168,7 @@ func listenMorphNotifications(ctx context.Context, c *cfg) {
 	fromSideChainBlock, err := c.persistate.UInt32(persistateSideChainLastBlockKey)
 	if err != nil {
 		fromSideChainBlock = 0
-		c.log.Warn(ctx, logs.FrostFSNodeCantGetLastProcessedSideChainBlockNumber, zap.Error(err))
+		c.log.Warn(ctx, logs.FrostFSNodeCantGetLastProcessedSideChainBlockNumber, zap.String("error", err.Error()))
 	}
 
 	subs, err = subscriber.New(ctx, &subscriber.Params{

cmd/frostfs-node/netmap.go

@@ -197,7 +197,7 @@ func addNewEpochNotificationHandlers(c *cfg) {
 		_, _, err := makeNotaryDeposit(ctx, c)
 		if err != nil {
 			c.log.Error(ctx, logs.FrostFSNodeCouldNotMakeNotaryDeposit,
-				zap.Error(err),
+				zap.String("error", err.Error()),
 			)
 		}
 	})

cmd/frostfs-node/object.go

@@ -58,7 +58,7 @@ func (c *cfg) MaxObjectSize() uint64 {
 	sz, err := c.cfgNetmap.wrapper.MaxObjectSize()
 	if err != nil {
 		c.log.Error(context.Background(), logs.FrostFSNodeCouldNotGetMaxObjectSizeValue,
-			zap.Error(err),
+			zap.String("error", err.Error()),
 		)
 	}
 
@@ -269,7 +269,7 @@ func addPolicer(c *cfg, keyStorage *util.KeyStorage, clientConstructor *cache.Cl
 			_, err := ls.Inhume(ctx, inhumePrm)
 			if err != nil {
 				c.log.Warn(ctx, logs.FrostFSNodeCouldNotInhumeMarkRedundantCopyAsGarbage,
-					zap.Error(err),
+					zap.String("error", err.Error()),
 				)
 			}
 		}),

cmd/frostfs-node/tree.go

@@ -113,7 +113,7 @@ func initTreeService(c *cfg) {
 			// Ignore pilorama.ErrTreeNotFound but other errors, including shard.ErrReadOnly, should be logged.
 			c.log.Error(ctx, logs.FrostFSNodeContainerRemovalEventReceivedButTreesWerentRemoved,
 				zap.Stringer("cid", ev.ID),
-				zap.Error(err))
+				zap.String("error", err.Error()))
 		}
 	})
 

config/example/node.env

@@ -83,9 +83,6 @@ FROSTFS_POLICER_HEAD_TIMEOUT=15s
 FROSTFS_REPLICATOR_PUT_TIMEOUT=15s
 FROSTFS_REPLICATOR_POOL_SIZE=10
 
-# Container service section
-FROSTFS_CONTAINER_LIST_STREAM_BATCH_SIZE=500
-
 # Object service section
 FROSTFS_OBJECT_PUT_REMOTE_POOL_SIZE=100
 FROSTFS_OBJECT_PUT_LOCAL_POOL_SIZE=200

config/example/node.json

@@ -124,11 +124,6 @@
     "pool_size": 10,
     "put_timeout": "15s"
   },
-  "container": {
-    "list_stream": {
-      "batch_size": "500"
-    }
-  },
   "object": {
     "delete": {
       "tombstone_lifetime": 10

config/example/node.yaml

@@ -108,10 +108,6 @@ replicator:
   put_timeout: 15s  # timeout for the Replicator PUT remote operation
   pool_size: 10     # maximum amount of concurrent replications
 
-container:
-  list_stream:
-    batch_size: 500 # container_batch_size is the maximum amount of containers to send via stream at once
-
 object:
   delete:
     tombstone_lifetime: 10 # tombstone "local" lifetime in epochs

go.mod

@@ -8,7 +8,7 @@ require (
 	git.frostfs.info/TrueCloudLab/frostfs-crypto v0.6.0
 	git.frostfs.info/TrueCloudLab/frostfs-locode-db v0.4.1-0.20240710074952-65761deb5c0d
 	git.frostfs.info/TrueCloudLab/frostfs-observability v0.0.0-20241112082307-f17779933e88
-	git.frostfs.info/TrueCloudLab/frostfs-sdk-go v0.0.0-20241210104938-c4463df8d467
+	git.frostfs.info/TrueCloudLab/frostfs-sdk-go v0.0.0-20241206094944-81c423e7094d
 	git.frostfs.info/TrueCloudLab/hrw v1.2.1
 	git.frostfs.info/TrueCloudLab/multinet v0.0.0-20241015075604-6cb0d80e0972
 	git.frostfs.info/TrueCloudLab/policy-engine v0.0.0-20240814080254-96225afacb88

internal/metrics/application.go

@@ -12,7 +12,6 @@ type ApplicationInfo struct {
 func NewApplicationInfo(version string) *ApplicationInfo {
 	appInfo := &ApplicationInfo{
 		versionValue: metrics.NewGaugeVec(prometheus.GaugeOpts{
-			Namespace: namespace,
 			Name: "app_info",
 			Help: "General information about the application.",
 		}, []string{"version"}),

pkg/core/object/sender_classifier.go

@@ -67,7 +67,7 @@ func (c SenderClassifier) IsInnerRingOrContainerNode(ctx context.Context, ownerK
 	if err != nil {
 		// do not throw error, try best case matching
 		c.log.Debug(ctx, logs.V2CantCheckIfRequestFromInnerRing,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 	} else if isInnerRingNode {
 		return &ClassifyResult{
 			Role: acl.RoleInnerRing,
@@ -84,7 +84,7 @@ func (c SenderClassifier) IsInnerRingOrContainerNode(ctx context.Context, ownerK
 		// is not possible for previous epoch, so
 		// do not throw error, try best case matching
 		c.log.Debug(ctx, logs.V2CantCheckIfRequestFromContainerNode,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 	} else if isContainerNode {
 		return &ClassifyResult{
 			Role: acl.RoleContainer,

pkg/innerring/initialization.go

@@ -100,7 +100,7 @@ func (s *Server) initMainnet(ctx context.Context, cfg *viper.Viper, morphChain *
 	fromMainChainBlock, err := s.persistate.UInt32(persistateMainChainLastBlockKey)
 	if err != nil {
 		fromMainChainBlock = 0
-		s.log.Warn(ctx, logs.InnerringCantGetLastProcessedMainChainBlockNumber, zap.Error(err))
+		s.log.Warn(ctx, logs.InnerringCantGetLastProcessedMainChainBlockNumber, zap.String("error", err.Error()))
 	}
 	mainnetChain.from = fromMainChainBlock
 
@@ -456,7 +456,7 @@ func (s *Server) initMorph(ctx context.Context, cfg *viper.Viper, errChan chan<-
 	fromSideChainBlock, err := s.persistate.UInt32(persistateSideChainLastBlockKey)
 	if err != nil {
 		fromSideChainBlock = 0
-		s.log.Warn(ctx, logs.InnerringCantGetLastProcessedSideChainBlockNumber, zap.Error(err))
+		s.log.Warn(ctx, logs.InnerringCantGetLastProcessedSideChainBlockNumber, zap.String("error", err.Error()))
 	}
 
 	morphChain := &chainParams{

pkg/innerring/innerring.go

@@ -177,7 +177,7 @@ func (s *Server) Start(ctx context.Context, intError chan<- error) (err error) {
 	if err != nil {
 		// we don't stop inner ring execution on this error
 		s.log.Warn(ctx, logs.InnerringCantVoteForPreparedValidators,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 	}
 
 	s.tickInitialExpoch(ctx)
@@ -308,7 +308,7 @@ func (s *Server) Stop(ctx context.Context) {
 	for _, c := range s.closers {
 		if err := c(); err != nil {
 			s.log.Warn(ctx, logs.InnerringCloserError,
-				zap.Error(err),
+				zap.String("error", err.Error()),
 			)
 		}
 	}

pkg/innerring/processors/alphabet/process_emit.go

@@ -33,7 +33,7 @@ func (ap *Processor) processEmit(ctx context.Context) bool {
 	// there is no signature collecting, so we don't need extra fee
 	_, err := ap.morphClient.Invoke(ctx, contract, 0, emitMethod)
 	if err != nil {
-		ap.log.Warn(ctx, logs.AlphabetCantInvokeAlphabetEmitMethod, zap.Error(err))
+		ap.log.Warn(ctx, logs.AlphabetCantInvokeAlphabetEmitMethod, zap.String("error", err.Error()))
 
 		return false
 	}
@@ -47,7 +47,7 @@ func (ap *Processor) processEmit(ctx context.Context) bool {
 	networkMap, err := ap.netmapClient.NetMap()
 	if err != nil {
 		ap.log.Warn(ctx, logs.AlphabetCantGetNetmapSnapshotToEmitGasToStorageNodes,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 
 		return false
 	}
@@ -83,7 +83,7 @@ func (ap *Processor) transferGasToNetmapNodes(ctx context.Context, nmNodes []net
 		key, err := keys.NewPublicKeyFromBytes(keyBytes, elliptic.P256())
 		if err != nil {
 			ap.log.Warn(ctx, logs.AlphabetCantParseNodePublicKey,
-				zap.Error(err))
+				zap.String("error", err.Error()))
 
 			continue
 		}
@@ -93,7 +93,7 @@ func (ap *Processor) transferGasToNetmapNodes(ctx context.Context, nmNodes []net
 			ap.log.Warn(ctx, logs.AlphabetCantTransferGas,
 				zap.String("receiver", key.Address()),
 				zap.Int64("amount", int64(gasPerNode)),
-				zap.Error(err),
+				zap.String("error", err.Error()),
 			)
 		}
 	}
@@ -110,7 +110,7 @@ func (ap *Processor) transferGasToExtraNodes(ctx context.Context, pw []util.Uint
 			ap.log.Warn(ctx, logs.AlphabetCantTransferGasToWallet,
 				zap.Strings("receivers", receiversLog),
 				zap.Int64("amount", int64(gasPerNode)),
-				zap.Error(err),
+				zap.String("error", err.Error()),
 			)
 		}
 	}

pkg/innerring/processors/container/process_container.go

@@ -50,7 +50,7 @@ func (cp *Processor) processContainerPut(ctx context.Context, put putEvent) bool
 	err := cp.checkPutContainer(pctx)
 	if err != nil {
 		cp.log.Error(ctx, logs.ContainerPutContainerCheckFailed,
-			zap.Error(err),
+			zap.String("error", err.Error()),
 		)
 
 		return false
@@ -58,7 +58,7 @@ func (cp *Processor) processContainerPut(ctx context.Context, put putEvent) bool
 
 	if err := cp.morphClient.NotarySignAndInvokeTX(pctx.e.NotaryRequest().MainTransaction); err != nil {
 		cp.log.Error(ctx, logs.ContainerCouldNotApprovePutContainer,
-			zap.Error(err),
+			zap.String("error", err.Error()),
 		)
 		return false
 	}
@@ -113,7 +113,7 @@ func (cp *Processor) processContainerDelete(ctx context.Context, e containerEven
 	err := cp.checkDeleteContainer(e)
 	if err != nil {
 		cp.log.Error(ctx, logs.ContainerDeleteContainerCheckFailed,
-			zap.Error(err),
+			zap.String("error", err.Error()),
 		)
 
 		return false
@@ -121,7 +121,7 @@ func (cp *Processor) processContainerDelete(ctx context.Context, e containerEven
 
 	if err := cp.morphClient.NotarySignAndInvokeTX(e.NotaryRequest().MainTransaction); err != nil {
 		cp.log.Error(ctx, logs.ContainerCouldNotApproveDeleteContainer,
-			zap.Error(err),
+			zap.String("error", err.Error()),
 		)
 
 		return false

pkg/innerring/processors/frostfs/process_assets.go

@@ -73,7 +73,7 @@ func (np *Processor) processDeposit(ctx context.Context, deposit frostfsEvent.De
 	err = np.morphClient.TransferGas(receiver, np.mintEmitValue)
 	if err != nil {
 		np.log.Error(ctx, logs.FrostFSCantTransferNativeGasToReceiver,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 
 		return false
 	}

pkg/innerring/processors/governance/process_update.go

@@ -28,21 +28,21 @@ func (gp *Processor) processAlphabetSync(ctx context.Context, txHash util.Uint25
 	mainnetAlphabet, err := gp.mainnetClient.NeoFSAlphabetList()
 	if err != nil {
 		gp.log.Error(ctx, logs.GovernanceCantFetchAlphabetListFromMainNet,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 		return false
 	}
 
 	sidechainAlphabet, err := gp.morphClient.Committee()
 	if err != nil {
 		gp.log.Error(ctx, logs.GovernanceCantFetchAlphabetListFromSideChain,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 		return false
 	}
 
 	newAlphabet, err := newAlphabetList(sidechainAlphabet, mainnetAlphabet)
 	if err != nil {
 		gp.log.Error(ctx, logs.GovernanceCantMergeAlphabetListsFromMainNetAndSideChain,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 		return false
 	}
 
@@ -65,7 +65,7 @@ func (gp *Processor) processAlphabetSync(ctx context.Context, txHash util.Uint25
 	err = gp.voter.VoteForSidechainValidator(ctx, votePrm)
 	if err != nil {
 		gp.log.Error(ctx, logs.GovernanceCantVoteForSideChainCommittee,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 	}
 
 	// 2. Update NeoFSAlphabet role in the sidechain.
@@ -98,14 +98,14 @@ func (gp *Processor) updateNeoFSAlphabetRoleInSidechain(ctx context.Context, sid
 	innerRing, err := gp.irFetcher.InnerRingKeys()
 	if err != nil {
 		gp.log.Error(ctx, logs.GovernanceCantFetchInnerRingListFromSideChain,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 		return
 	}
 
 	newInnerRing, err := updateInnerRing(innerRing, sidechainAlphabet, newAlphabet)
 	if err != nil {
 		gp.log.Error(ctx, logs.GovernanceCantCreateNewInnerRingListWithNewAlphabetKeys,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 		return
 	}
 
@@ -122,7 +122,7 @@ func (gp *Processor) updateNeoFSAlphabetRoleInSidechain(ctx context.Context, sid
 
 	if err = gp.morphClient.UpdateNeoFSAlphabetList(ctx, updPrm); err != nil {
 		gp.log.Error(ctx, logs.GovernanceCantUpdateInnerRingListWithNewAlphabetKeys,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 	}
 }
 
@@ -135,7 +135,7 @@ func (gp *Processor) updateNotaryRoleInSidechain(ctx context.Context, newAlphabe
 	err := gp.morphClient.UpdateNotaryList(ctx, updPrm)
 	if err != nil {
 		gp.log.Error(ctx, logs.GovernanceCantUpdateListOfNotaryNodesInSideChain,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 	}
 }
 
@@ -155,6 +155,6 @@ func (gp *Processor) updateFrostFSContractInMainnet(ctx context.Context, newAlph
 	err := gp.frostfsClient.AlphabetUpdate(ctx, prm)
 	if err != nil {
 		gp.log.Error(ctx, logs.GovernanceCantUpdateListOfAlphabetNodesInFrostfsContract,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 	}
 }

pkg/innerring/processors/netmap/process_cleanup.go

@@ -49,7 +49,7 @@ func (np *Processor) processNetmapCleanupTick(ctx context.Context, ev netmapClea
 	})
 	if err != nil {
 		np.log.Warn(ctx, logs.NetmapCantIterateOnNetmapCleanerCache,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 		return false
 	}
 

pkg/innerring/processors/netmap/process_epoch.go

@@ -17,7 +17,7 @@ func (np *Processor) processNewEpoch(ctx context.Context, ev netmapEvent.NewEpoc
 	epochDuration, err := np.netmapClient.EpochDuration()
 	if err != nil {
 		np.log.Warn(ctx, logs.NetmapCantGetEpochDuration,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 	} else {
 		np.epochState.SetEpochDuration(epochDuration)
 	}
@@ -28,19 +28,19 @@ func (np *Processor) processNewEpoch(ctx context.Context, ev netmapEvent.NewEpoc
 	if err != nil {
 		np.log.Warn(ctx, logs.NetmapCantGetTransactionHeight,
 			zap.String("hash", ev.TxHash().StringLE()),
-			zap.Error(err))
+			zap.String("error", err.Error()))
 	}
 
 	if err := np.epochTimer.ResetEpochTimer(h); err != nil {
 		np.log.Warn(ctx, logs.NetmapCantResetEpochTimer,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 	}
 
 	// get new netmap snapshot
 	networkMap, err := np.netmapClient.NetMap()
 	if err != nil {
 		np.log.Warn(ctx, logs.NetmapCantGetNetmapSnapshotToPerformCleanup,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 
 		return false
 	}

pkg/innerring/processors/netmap/process_peers.go

@@ -42,7 +42,7 @@ func (np *Processor) processAddPeer(ctx context.Context, ev netmapEvent.AddPeer)
 	err = np.nodeValidator.VerifyAndUpdate(&nodeInfo)
 	if err != nil {
 		np.log.Warn(ctx, logs.NetmapCouldNotVerifyAndUpdateInformationAboutNetworkMapCandidate,
-			zap.Error(err),
+			zap.String("error", err.Error()),
 		)
 
 		return false

pkg/innerring/state.go

@@ -62,7 +62,7 @@ func (s *Server) IsAlphabet(ctx context.Context) bool {
 func (s *Server) InnerRingIndex(ctx context.Context) int {
 	index, err := s.statusIndex.InnerRingIndex()
 	if err != nil {
-		s.log.Error(ctx, logs.InnerringCantGetInnerRingIndex, zap.Error(err))
+		s.log.Error(ctx, logs.InnerringCantGetInnerRingIndex, zap.String("error", err.Error()))
 		return -1
 	}
 
@@ -74,7 +74,7 @@ func (s *Server) InnerRingIndex(ctx context.Context) int {
 func (s *Server) InnerRingSize(ctx context.Context) int {
 	size, err := s.statusIndex.InnerRingSize()
 	if err != nil {
-		s.log.Error(ctx, logs.InnerringCantGetInnerRingSize, zap.Error(err))
+		s.log.Error(ctx, logs.InnerringCantGetInnerRingSize, zap.String("error", err.Error()))
 		return 0
 	}
 
@@ -86,7 +86,7 @@ func (s *Server) InnerRingSize(ctx context.Context) int {
 func (s *Server) AlphabetIndex(ctx context.Context) int {
 	index, err := s.statusIndex.AlphabetIndex()
 	if err != nil {
-		s.log.Error(ctx, logs.InnerringCantGetAlphabetIndex, zap.Error(err))
+		s.log.Error(ctx, logs.InnerringCantGetAlphabetIndex, zap.String("error", err.Error()))
 		return -1
 	}
 
@@ -132,7 +132,7 @@ func (s *Server) voteForSidechainValidator(ctx context.Context, prm governance.V
 			s.log.Warn(ctx, logs.InnerringCantInvokeVoteMethodInAlphabetContract,
 				zap.Int8("alphabet_index", int8(letter)),
 				zap.Uint64("epoch", epoch),
-				zap.Error(err))
+				zap.String("error", err.Error()))
 		}
 	})
 

pkg/local_object_storage/blobovnicza/control.go

@@ -129,7 +129,7 @@ func (b *Blobovnicza) initializeCounters(ctx context.Context) error {
 		})
 	})
 	if err != nil {
-		return fmt.Errorf("determine DB size: %w", err)
+		return fmt.Errorf("can't determine DB size: %w", err)
 	}
 	if (!sizeExists || !itemsCountExists) && !b.boltOptions.ReadOnly {
 		b.log.Debug(ctx, logs.BlobovniczaSavingCountersToMeta, zap.Uint64("size", size), zap.Uint64("items", items))
@@ -140,7 +140,7 @@ func (b *Blobovnicza) initializeCounters(ctx context.Context) error {
 			return saveItemsCount(tx, items)
 		}); err != nil {
 			b.log.Debug(ctx, logs.BlobovniczaSavingCountersToMetaFailed, zap.Uint64("size", size), zap.Uint64("items", items))
-			return fmt.Errorf("save blobovnicza's size and items count: %w", err)
+			return fmt.Errorf("can't save blobovnicza's size and items count: %w", err)
 		}
 		b.log.Debug(ctx, logs.BlobovniczaSavingCountersToMetaSuccess, zap.Uint64("size", size), zap.Uint64("items", items))
 	}

pkg/local_object_storage/blobovnicza/iterate.go

@@ -146,7 +146,7 @@ func (b *Blobovnicza) Iterate(ctx context.Context, prm IteratePrm) (IterateRes,
 						if prm.ignoreErrors {
 							return nil
 						}
-						return fmt.Errorf("decode address key: %w", err)
+						return fmt.Errorf("could not decode address key: %w", err)
 					}
 				}
 

pkg/local_object_storage/blobstor/blobovniczatree/delete.go

@@ -82,7 +82,7 @@ func (b *Blobovniczas) Delete(ctx context.Context, prm common.DeletePrm) (res co
 			if !client.IsErrObjectNotFound(err) {
 				b.log.Debug(ctx, logs.BlobovniczatreeCouldNotRemoveObjectFromLevel,
 					zap.String("level", p),
-					zap.Error(err),
+					zap.String("error", err.Error()),
 					zap.String("trace_id", tracingPkg.GetTraceID(ctx)),
 				)
 			}

pkg/local_object_storage/blobstor/blobovniczatree/exists.go

@@ -57,7 +57,7 @@ func (b *Blobovniczas) Exists(ctx context.Context, prm common.ExistsPrm) (common
 			if !client.IsErrObjectNotFound(err) {
 				b.log.Debug(ctx, logs.BlobovniczatreeCouldNotGetObjectFromLevel,
 					zap.String("level", p),
-					zap.Error(err),
+					zap.String("error", err.Error()),
 					zap.String("trace_id", tracingPkg.GetTraceID(ctx)))
 			}
 		}

pkg/local_object_storage/blobstor/blobovniczatree/get.go

@@ -69,7 +69,7 @@ func (b *Blobovniczas) Get(ctx context.Context, prm common.GetPrm) (res common.G
 			if !client.IsErrObjectNotFound(err) {
 				b.log.Debug(ctx, logs.BlobovniczatreeCouldNotGetObjectFromLevel,
 					zap.String("level", p),
-					zap.Error(err),
+					zap.String("error", err.Error()),
 					zap.String("trace_id", tracingPkg.GetTraceID(ctx)),
 				)
 			}
@@ -115,13 +115,13 @@ func (b *Blobovniczas) getObject(ctx context.Context, blz *blobovnicza.Blobovnic
 	// decompress the data
 	data, err := b.compression.Decompress(res.Object())
 	if err != nil {
-		return common.GetRes{}, fmt.Errorf("decompress object data: %w", err)
+		return common.GetRes{}, fmt.Errorf("could not decompress object data: %w", err)
 	}
 
 	// unmarshal the object
 	obj := objectSDK.New()
 	if err := obj.Unmarshal(data); err != nil {
-		return common.GetRes{}, fmt.Errorf("unmarshal the object: %w", err)
+		return common.GetRes{}, fmt.Errorf("could not unmarshal the object: %w", err)
 	}
 
 	return common.GetRes{Object: obj, RawData: data}, nil

pkg/local_object_storage/blobstor/blobovniczatree/get_range.go

@@ -71,7 +71,7 @@ func (b *Blobovniczas) GetRange(ctx context.Context, prm common.GetRangePrm) (re
 			if !outOfBounds && !client.IsErrObjectNotFound(err) {
 				b.log.Debug(ctx, logs.BlobovniczatreeCouldNotGetObjectFromLevel,
 					zap.String("level", p),
-					zap.Error(err),
+					zap.String("error", err.Error()),
 					zap.String("trace_id", tracingPkg.GetTraceID(ctx)))
 			}
 			if outOfBounds {
@@ -130,13 +130,13 @@ func (b *Blobovniczas) getObjectRange(ctx context.Context, blz *blobovnicza.Blob
 	// decompress the data
 	data, err := b.compression.Decompress(res.Object())
 	if err != nil {
-		return common.GetRangeRes{}, fmt.Errorf("decompress object data: %w", err)
+		return common.GetRangeRes{}, fmt.Errorf("could not decompress object data: %w", err)
 	}
 
 	// unmarshal the object
 	obj := objectSDK.New()
 	if err := obj.Unmarshal(data); err != nil {
-		return common.GetRangeRes{}, fmt.Errorf("unmarshal the object: %w", err)
+		return common.GetRangeRes{}, fmt.Errorf("could not unmarshal the object: %w", err)
 	}
 
 	from := prm.Range.GetOffset()

pkg/local_object_storage/blobstor/blobovniczatree/iterate.go

@@ -44,12 +44,12 @@ func (b *Blobovniczas) Iterate(ctx context.Context, prm common.IteratePrm) (comm
 				if prm.IgnoreErrors {
 					b.log.Warn(ctx, logs.BlobstorErrorOccurredDuringTheIteration,
 						zap.Stringer("address", elem.Address()),
-						zap.Error(err),
+						zap.String("err", err.Error()),
 						zap.String("storage_id", p),
 						zap.String("root_path", b.rootPath))
 					return nil
 				}
-				return fmt.Errorf("decompress object data: %w", err)
+				return fmt.Errorf("could not decompress object data: %w", err)
 			}
 
 			if prm.Handler != nil {
@@ -77,12 +77,12 @@ func (b *Blobovniczas) iterateBlobovniczas(ctx context.Context, ignoreErrors boo
 		if err != nil {
 			if ignoreErrors {
 				b.log.Warn(ctx, logs.BlobstorErrorOccurredDuringTheIteration,
-					zap.Error(err),
+					zap.String("err", err.Error()),
 					zap.String("storage_id", p),
 					zap.String("root_path", b.rootPath))
 				return false, nil
 			}
-			return false, fmt.Errorf("open blobovnicza %s: %w", p, err)
+			return false, fmt.Errorf("could not open blobovnicza %s: %w", p, err)
 		}
 		defer shBlz.Close(ctx)
 

pkg/local_object_storage/blobstor/blobovniczatree/manager.go

@@ -69,10 +69,10 @@ func (b *sharedDB) Open(ctx context.Context) (*blobovnicza.Blobovnicza, error) {
 	)...)
 
 	if err := blz.Open(ctx); err != nil {
-		return nil, fmt.Errorf("open blobovnicza %s: %w", b.path, err)
+		return nil, fmt.Errorf("could not open blobovnicza %s: %w", b.path, err)
 	}
 	if err := blz.Init(ctx); err != nil {
-		return nil, fmt.Errorf("init blobovnicza %s: %w", b.path, err)
+		return nil, fmt.Errorf("could not init blobovnicza %s: %w", b.path, err)
 	}
 
 	b.refCount++
@@ -97,7 +97,7 @@ func (b *sharedDB) Close(ctx context.Context) {
 		if err := b.blcza.Close(ctx); err != nil {
 			b.log.Error(ctx, logs.BlobovniczatreeCouldNotCloseBlobovnicza,
 				zap.String("id", b.path),
-				zap.Error(err),
+				zap.String("error", err.Error()),
 			)
 		}
 		b.blcza = nil
@@ -125,9 +125,9 @@ func (b *sharedDB) CloseAndRemoveFile(ctx context.Context) error {
 	if err := b.blcza.Close(ctx); err != nil {
 		b.log.Error(ctx, logs.BlobovniczatreeCouldNotCloseBlobovnicza,
 			zap.String("id", b.path),
-			zap.Error(err),
+			zap.String("error", err.Error()),
 		)
-		return fmt.Errorf("close blobovnicza (path = %s): %w", b.path, err)
+		return fmt.Errorf("failed to close blobovnicza (path = %s): %w", b.path, err)
 	}
 
 	b.refCount = 0

pkg/local_object_storage/blobstor/blobovniczatree/put.go

@@ -83,7 +83,7 @@ func (i *putIterator) iterate(ctx context.Context, lvlPath string) (bool, error)
 			i.B.reportError(ctx, logs.BlobovniczatreeCouldNotGetActiveBlobovnicza, err)
 		} else {
 			i.B.log.Debug(ctx, logs.BlobovniczatreeCouldNotGetActiveBlobovnicza,
-				zap.Error(err),
+				zap.String("error", err.Error()),
 				zap.String("trace_id", tracingPkg.GetTraceID(ctx)))
 		}
 
@@ -106,7 +106,7 @@ func (i *putIterator) iterate(ctx context.Context, lvlPath string) (bool, error)
 		} else {
 			i.B.log.Debug(ctx, logs.BlobovniczatreeCouldNotPutObjectToActiveBlobovnicza,
 				zap.String("path", active.SystemPath()),
-				zap.Error(err),
+				zap.String("error", err.Error()),
 				zap.String("trace_id", tracingPkg.GetTraceID(ctx)))
 		}
 		if errors.Is(err, blobovnicza.ErrNoSpace) {

pkg/local_object_storage/blobstor/control.go

@@ -74,7 +74,7 @@ func (b *BlobStor) Close(ctx context.Context) error {
 	for i := range b.storage {
 		err := b.storage[i].Storage.Close(ctx)
 		if err != nil {
-			b.log.Info(ctx, logs.BlobstorCouldntCloseStorage, zap.Error(err))
+			b.log.Info(ctx, logs.BlobstorCouldntCloseStorage, zap.String("error", err.Error()))
 			if firstErr == nil {
 				firstErr = err
 			}

pkg/local_object_storage/blobstor/exists.go

@@ -75,7 +75,7 @@ func (b *BlobStor) Exists(ctx context.Context, prm common.ExistsPrm) (common.Exi
 	for _, err := range errors[:len(errors)-1] {
 		b.log.Warn(ctx, logs.BlobstorErrorOccurredDuringObjectExistenceChecking,
 			zap.Stringer("address", prm.Address),
-			zap.Error(err),
+			zap.String("error", err.Error()),
 			zap.String("trace_id", tracingPkg.GetTraceID(ctx)))
 	}
 

pkg/local_object_storage/blobstor/fstree/fstree.go

@@ -153,7 +153,7 @@ func (t *FSTree) iterate(ctx context.Context, depth uint64, curPath []string, pr
 	if err != nil {
 		if prm.IgnoreErrors {
 			t.log.Warn(ctx, logs.BlobstorErrorOccurredDuringTheIteration,
-				zap.Error(err),
+				zap.String("err", err.Error()),
 				zap.String("directory_path", dirPath))
 			return nil
 		}
@@ -202,7 +202,7 @@ func (t *FSTree) iterate(ctx context.Context, depth uint64, curPath []string, pr
 			if prm.IgnoreErrors {
 				t.log.Warn(ctx, logs.BlobstorErrorOccurredDuringTheIteration,
 					zap.Stringer("address", addr),
-					zap.Error(err),
+					zap.String("err", err.Error()),
 					zap.String("path", path))
 				continue
 			}
@@ -538,7 +538,7 @@ func (t *FSTree) countFiles() (uint64, uint64, error) {
 		},
 	)
 	if err != nil {
-		return 0, 0, fmt.Errorf("walk through %s directory: %w", t.RootPath, err)
+		return 0, 0, fmt.Errorf("could not walk through %s directory: %w", t.RootPath, err)
 	}
 
 	return count, size, nil
@@ -577,7 +577,7 @@ func (t *FSTree) ObjectsCount(ctx context.Context) (uint64, error) {
 		},
 	)
 	if err != nil {
-		return 0, fmt.Errorf("walk through %s directory: %w", t.RootPath, err)
+		return 0, fmt.Errorf("could not walk through %s directory: %w", t.RootPath, err)
 	}
 	success = true
 	return result, nil

pkg/local_object_storage/blobstor/iterate.go

@@ -45,7 +45,7 @@ func (b *BlobStor) Iterate(ctx context.Context, prm common.IteratePrm) (common.I
 				b.log.Warn(ctx, logs.BlobstorErrorOccurredDuringTheIteration,
 					zap.String("storage_path", b.storage[i].Storage.Path()),
 					zap.String("storage_type", b.storage[i].Storage.Type()),
-					zap.Error(err))
+					zap.String("err", err.Error()))
 				continue
 			}
 			return common.IterateRes{}, fmt.Errorf("blobstor iterator failure: %w", err)

pkg/local_object_storage/blobstor/memstore/memstore.go

@@ -47,13 +47,13 @@ func (s *memstoreImpl) Get(_ context.Context, req common.GetPrm) (common.GetRes,
 	// Decompress the data.
 	var err error
 	if data, err = s.compression.Decompress(data); err != nil {
-		return common.GetRes{}, fmt.Errorf("decompress object data: %w", err)
+		return common.GetRes{}, fmt.Errorf("could not decompress object data: %w", err)
 	}
 
 	// Unmarshal the SDK object.
 	obj := objectSDK.New()
 	if err := obj.Unmarshal(data); err != nil {
-		return common.GetRes{}, fmt.Errorf("unmarshal the object: %w", err)
+		return common.GetRes{}, fmt.Errorf("could not unmarshal the object: %w", err)
 	}
 
 	return common.GetRes{Object: obj, RawData: data}, nil

pkg/local_object_storage/blobstor/mode.go

@@ -27,7 +27,7 @@ func (b *BlobStor) SetMode(ctx context.Context, m mode.Mode) error {
 		}
 	}
 	if err != nil {
-		return fmt.Errorf("set blobstor mode (old=%s, new=%s): %w", b.mode, m, err)
+		return fmt.Errorf("can't set blobstor mode (old=%s, new=%s): %w", b.mode, m, err)
 	}
 
 	b.mode = m

pkg/local_object_storage/blobstor/put.go

@@ -52,7 +52,7 @@ func (b *BlobStor) Put(ctx context.Context, prm common.PutPrm) (common.PutRes, e
 		// marshal object
 		data, err := prm.Object.Marshal()
 		if err != nil {
-			return common.PutRes{}, fmt.Errorf("marshal the object: %w", err)
+			return common.PutRes{}, fmt.Errorf("could not marshal the object: %w", err)
 		}
 		prm.RawData = data
 	}

pkg/local_object_storage/engine/control.go

@@ -95,7 +95,7 @@ func (e *StorageEngine) Init(ctx context.Context) error {
 	err := eg.Wait()
 	close(errCh)
 	if err != nil {
-		return fmt.Errorf("initialize shards: %w", err)
+		return fmt.Errorf("failed to initialize shards: %w", err)
 	}
 
 	for res := range errCh {
@@ -117,7 +117,7 @@ func (e *StorageEngine) Init(ctx context.Context) error {
 
 				continue
 			}
-			return fmt.Errorf("initialize shard %s: %w", res.id, res.err)
+			return fmt.Errorf("could not initialize shard %s: %w", res.id, res.err)
 		}
 	}
 
@@ -167,7 +167,7 @@ func (e *StorageEngine) close(ctx context.Context, releasePools bool) error {
 		if err := sh.Close(ctx); err != nil {
 			e.log.Debug(ctx, logs.EngineCouldNotCloseShard,
 				zap.String("id", id),
-				zap.Error(err),
+				zap.String("error", err.Error()),
 			)
 		}
 	}
@@ -320,7 +320,7 @@ loop:
 	for _, newID := range shardsToAdd {
 		sh, err := e.createShard(ctx, rcfg.shards[newID])
 		if err != nil {
-			return fmt.Errorf("add new shard with '%s' metabase path: %w", newID, err)
+			return fmt.Errorf("could not add new shard with '%s' metabase path: %w", newID, err)
 		}
 
 		idStr := sh.ID().String()
@@ -331,13 +331,13 @@ loop:
 		}
 		if err != nil {
 			_ = sh.Close(ctx)
-			return fmt.Errorf("init %s shard: %w", idStr, err)
+			return fmt.Errorf("could not init %s shard: %w", idStr, err)
 		}
 
 		err = e.addShard(sh)
 		if err != nil {
 			_ = sh.Close(ctx)
-			return fmt.Errorf("add %s shard: %w", idStr, err)
+			return fmt.Errorf("could not add %s shard: %w", idStr, err)
 		}
 
 		e.log.Info(ctx, logs.EngineAddedNewShard, zap.String("id", idStr))

pkg/local_object_storage/engine/delete.go

@@ -154,7 +154,7 @@ func (e *StorageEngine) deleteChildren(ctx context.Context, addr oid.Address, fo
 		if err != nil {
 			e.log.Warn(ctx, logs.EngineErrorDuringSearchingForObjectChildren,
 				zap.Stringer("addr", addr),
-				zap.Error(err),
+				zap.String("error", err.Error()),
 				zap.String("trace_id", tracingPkg.GetTraceID(ctx)))
 			return false
 		}
@@ -166,7 +166,7 @@ func (e *StorageEngine) deleteChildren(ctx context.Context, addr oid.Address, fo
 			if err != nil {
 				e.log.Debug(ctx, logs.EngineCouldNotInhumeObjectInShard,
 					zap.Stringer("addr", addr),
-					zap.Error(err),
+					zap.String("err", err.Error()),
 					zap.String("trace_id", tracingPkg.GetTraceID(ctx)))
 				continue
 			}
@@ -196,7 +196,7 @@ func (e *StorageEngine) deleteChunks(
 		if err != nil {
 			e.log.Debug(ctx, logs.EngineCouldNotInhumeObjectInShard,
 				zap.Stringer("addr", addr),
-				zap.Error(err),
+				zap.String("err", err.Error()),
 				zap.String("trace_id", tracingPkg.GetTraceID(ctx)))
 			continue
 		}

pkg/local_object_storage/engine/engine.go

@@ -140,7 +140,7 @@ func (e *StorageEngine) reportShardError(
 	if isLogical(err) {
 		e.log.Warn(ctx, msg,
 			zap.Stringer("shard_id", sh.ID()),
-			zap.Error(err))
+			zap.String("error", err.Error()))
 		return
 	}
 
@@ -151,7 +151,7 @@ func (e *StorageEngine) reportShardError(
 	e.log.Warn(ctx, msg, append([]zap.Field{
 		zap.Stringer("shard_id", sid),
 		zap.Uint32("error count", errCount),
-		zap.Error(err),
+		zap.String("error", err.Error()),
 	}, fields...)...)
 
 	if e.errorsThreshold == 0 || errCount < e.errorsThreshold {

pkg/local_object_storage/engine/evacuate.go

@@ -578,7 +578,7 @@ func (e *StorageEngine) evacuateTrees(ctx context.Context, sh *shard.Shard, tree
 
 func (e *StorageEngine) evacuateTreeToOtherNode(ctx context.Context, sh *shard.Shard, tree pilorama.ContainerIDTreeID, prm EvacuateShardPrm) (bool, string, error) {
 	if prm.TreeHandler == nil {
-		return false, "", fmt.Errorf("evacuate tree '%s' for container %s from shard %s: local evacuation failed, but no remote evacuation available", tree.TreeID, tree.CID, sh.ID())
+		return false, "", fmt.Errorf("failed to evacuate tree '%s' for container %s from shard %s: local evacuation failed, but no remote evacuation available", tree.TreeID, tree.CID, sh.ID())
 	}
 
 	return prm.TreeHandler(ctx, tree.CID, tree.TreeID, sh)

pkg/local_object_storage/engine/get.go

@@ -106,7 +106,7 @@ func (e *StorageEngine) get(ctx context.Context, prm GetPrm) (GetRes, error) {
 		if it.ShardWithMeta.Shard != nil && it.MetaError != nil {
 			e.log.Warn(ctx, logs.ShardMetaInfoPresentButObjectNotFound,
 				zap.Stringer("shard_id", it.ShardWithMeta.ID()),
-				zap.Error(it.MetaError),
+				zap.String("error", it.MetaError.Error()),
 				zap.Stringer("address", prm.addr),
 				zap.String("trace_id", tracingPkg.GetTraceID(ctx)))
 		}

pkg/local_object_storage/engine/put.go

@@ -143,7 +143,7 @@ func (e *StorageEngine) putToShard(ctx context.Context, sh hashedShard, pool uti
 			} else {
 				e.log.Warn(ctx, logs.EngineCouldNotCheckObjectExistence,
 					zap.Stringer("shard_id", sh.ID()),
-					zap.Error(err),
+					zap.String("error", err.Error()),
 					zap.String("trace_id", tracingPkg.GetTraceID(ctx)))
 			}
 
@@ -165,14 +165,14 @@ func (e *StorageEngine) putToShard(ctx context.Context, sh hashedShard, pool uti
 				errors.Is(err, common.ErrReadOnly) || errors.Is(err, common.ErrNoSpace) {
 				e.log.Warn(ctx, logs.EngineCouldNotPutObjectToShard,
 					zap.Stringer("shard_id", sh.ID()),
-					zap.Error(err),
+					zap.String("error", err.Error()),
 					zap.String("trace_id", tracingPkg.GetTraceID(ctx)))
 				return
 			}
 			if client.IsErrObjectAlreadyRemoved(err) {
 				e.log.Warn(ctx, logs.EngineCouldNotPutObjectToShard,
 					zap.Stringer("shard_id", sh.ID()),
-					zap.Error(err),
+					zap.String("error", err.Error()),
 					zap.String("trace_id", tracingPkg.GetTraceID(ctx)))
 				res.status = putToShardRemoved
 				res.err = err

pkg/local_object_storage/engine/range.go

@@ -118,7 +118,7 @@ func (e *StorageEngine) getRange(ctx context.Context, prm RngPrm) (RngRes, error
 		if it.ShardWithMeta.Shard != nil && it.MetaError != nil {
 			e.log.Warn(ctx, logs.ShardMetaInfoPresentButObjectNotFound,
 				zap.Stringer("shard_id", it.ShardWithMeta.ID()),
-				zap.Error(it.MetaError),
+				zap.String("error", it.MetaError.Error()),
 				zap.Stringer("address", prm.addr),
 				zap.String("trace_id", tracingPkg.GetTraceID(ctx)))
 		}

pkg/local_object_storage/engine/shards.go

@@ -108,12 +108,12 @@ func (m *metricsWithID) SetEvacuationInProgress(value bool) {
 func (e *StorageEngine) AddShard(ctx context.Context, opts ...shard.Option) (*shard.ID, error) {
 	sh, err := e.createShard(ctx, opts)
 	if err != nil {
-		return nil, fmt.Errorf("create a shard: %w", err)
+		return nil, fmt.Errorf("could not create a shard: %w", err)
 	}
 
 	err = e.addShard(sh)
 	if err != nil {
-		return nil, fmt.Errorf("add %s shard: %w", sh.ID().String(), err)
+		return nil, fmt.Errorf("could not add %s shard: %w", sh.ID().String(), err)
 	}
 
 	e.cfg.metrics.SetMode(sh.ID().String(), sh.GetMode())
@@ -124,7 +124,7 @@ func (e *StorageEngine) AddShard(ctx context.Context, opts ...shard.Option) (*sh
 func (e *StorageEngine) createShard(ctx context.Context, opts []shard.Option) (*shard.Shard, error) {
 	id, err := generateShardID()
 	if err != nil {
-		return nil, fmt.Errorf("generate shard ID: %w", err)
+		return nil, fmt.Errorf("could not generate shard ID: %w", err)
 	}
 
 	opts = e.appendMetrics(id, opts)
@@ -180,7 +180,7 @@ func (e *StorageEngine) addShard(sh *shard.Shard) error {
 
 	pool, err := ants.NewPool(int(e.shardPoolSize), ants.WithNonblocking(true))
 	if err != nil {
-		return fmt.Errorf("create pool: %w", err)
+		return fmt.Errorf("could not create pool: %w", err)
 	}
 
 	strID := sh.ID().String()
@@ -374,7 +374,7 @@ func (e *StorageEngine) closeShards(ctx context.Context, deletedShards []hashedS
 					zap.Error(err),
 				)
 				multiErrGuard.Lock()
-				multiErr = errors.Join(multiErr, fmt.Errorf("change shard (id:%s) mode to disabled: %w", sh.ID(), err))
+				multiErr = errors.Join(multiErr, fmt.Errorf("could not change shard (id:%s) mode to disabled: %w", sh.ID(), err))
 				multiErrGuard.Unlock()
 			}
 
@@ -385,7 +385,7 @@ func (e *StorageEngine) closeShards(ctx context.Context, deletedShards []hashedS
 					zap.Error(err),
 				)
 				multiErrGuard.Lock()
-				multiErr = errors.Join(multiErr, fmt.Errorf("close removed shard (id:%s): %w", sh.ID(), err))
+				multiErr = errors.Join(multiErr, fmt.Errorf("could not close removed shard (id:%s): %w", sh.ID(), err))
 				multiErrGuard.Unlock()
 			}
 			return nil

pkg/local_object_storage/metabase/control.go

@@ -54,7 +54,7 @@ func (db *DB) Open(ctx context.Context, m mode.Mode) error {
 func (db *DB) openDB(ctx context.Context, mode mode.Mode) error {
 	err := util.MkdirAllX(filepath.Dir(db.info.Path), db.info.Permission)
 	if err != nil {
-		return fmt.Errorf("create dir %s for metabase: %w", db.info.Path, err)
+		return fmt.Errorf("can't create dir %s for metabase: %w", db.info.Path, err)
 	}
 
 	db.log.Debug(ctx, logs.MetabaseCreatedDirectoryForMetabase, zap.String("path", db.info.Path))
@@ -73,7 +73,7 @@ func (db *DB) openBolt(ctx context.Context) error {
 
 	db.boltDB, err = bbolt.Open(db.info.Path, db.info.Permission, db.boltOptions)
 	if err != nil {
-		return fmt.Errorf("open boltDB database: %w", err)
+		return fmt.Errorf("can't open boltDB database: %w", err)
 	}
 	db.boltDB.MaxBatchDelay = db.boltBatchDelay
 	db.boltDB.MaxBatchSize = db.boltBatchSize
@@ -145,27 +145,27 @@ func (db *DB) init(reset bool) error {
 			if reset {
 				err := tx.DeleteBucket(name)
 				if err != nil && !errors.Is(err, bbolt.ErrBucketNotFound) {
-					return fmt.Errorf("delete static bucket %s: %w", k, err)
+					return fmt.Errorf("could not delete static bucket %s: %w", k, err)
 				}
 			}
 
 			_, err := tx.CreateBucketIfNotExists(name)
 			if err != nil {
-				return fmt.Errorf("create static bucket %s: %w", k, err)
+				return fmt.Errorf("could not create static bucket %s: %w", k, err)
 			}
 		}
 
 		for _, b := range deprecatedBuckets {
 			err := tx.DeleteBucket(b)
 			if err != nil && !errors.Is(err, bbolt.ErrBucketNotFound) {
-				return fmt.Errorf("delete deprecated bucket %s: %w", string(b), err)
+				return fmt.Errorf("could not delete deprecated bucket %s: %w", string(b), err)
 			}
 		}
 
 		if !reset { // counters will be recalculated by refill metabase
 			err = syncCounter(tx, false)
 			if err != nil {
-				return fmt.Errorf("sync object counter: %w", err)
+				return fmt.Errorf("could not sync object counter: %w", err)
 			}
 
 			return nil

pkg/local_object_storage/metabase/counter.go

@@ -238,14 +238,14 @@ func (db *DB) incCounters(tx *bbolt.Tx, cnrID cid.ID, isUserObject bool) error {
 	}
 
 	if err := db.updateShardObjectCounterBucket(b, phy, 1, true); err != nil {
-		return fmt.Errorf("increase phy object counter: %w", err)
+		return fmt.Errorf("could not increase phy object counter: %w", err)
 	}
 	if err := db.updateShardObjectCounterBucket(b, logical, 1, true); err != nil {
-		return fmt.Errorf("increase logical object counter: %w", err)
+		return fmt.Errorf("could not increase logical object counter: %w", err)
 	}
 	if isUserObject {
 		if err := db.updateShardObjectCounterBucket(b, user, 1, true); err != nil {
-			return fmt.Errorf("increase user object counter: %w", err)
+			return fmt.Errorf("could not increase user object counter: %w", err)
 		}
 	}
 	return db.incContainerObjectCounter(tx, cnrID, isUserObject)
@@ -362,7 +362,7 @@ func (db *DB) incContainerObjectCounter(tx *bbolt.Tx, cnrID cid.ID, isUserObject
 func syncCounter(tx *bbolt.Tx, force bool) error {
 	shardInfoB, err := createBucketLikelyExists(tx, shardInfoBucket)
 	if err != nil {
-		return fmt.Errorf("get shard info bucket: %w", err)
+		return fmt.Errorf("could not get shard info bucket: %w", err)
 	}
 	shardObjectCounterInitialized := len(shardInfoB.Get(objectPhyCounterKey)) == 8 &&
 		len(shardInfoB.Get(objectLogicCounterKey)) == 8 &&
@@ -375,7 +375,7 @@ func syncCounter(tx *bbolt.Tx, force bool) error {
 
 	containerCounterB, err := createBucketLikelyExists(tx, containerCounterBucketName)
 	if err != nil {
-		return fmt.Errorf("get container counter bucket: %w", err)
+		return fmt.Errorf("could not get container counter bucket: %w", err)
 	}
 
 	var addr oid.Address
@@ -428,7 +428,7 @@ func syncCounter(tx *bbolt.Tx, force bool) error {
 		return nil
 	})
 	if err != nil {
-		return fmt.Errorf("iterate objects: %w", err)
+		return fmt.Errorf("could not iterate objects: %w", err)
 	}
 
 	return setObjectCounters(counters, shardInfoB, containerCounterB)
@@ -448,7 +448,7 @@ func setObjectCounters(counters map[cid.ID]ObjectCounters, shardInfoB, container
 		value := containerCounterValue(count)
 		err := containerCounterB.Put(key, value)
 		if err != nil {
-			return fmt.Errorf("update phy container object counter: %w", err)
+			return fmt.Errorf("could not update phy container object counter: %w", err)
 		}
 	}
 	phyData := make([]byte, 8)
@@ -456,7 +456,7 @@ func setObjectCounters(counters map[cid.ID]ObjectCounters, shardInfoB, container
 
 	err := shardInfoB.Put(objectPhyCounterKey, phyData)
 	if err != nil {
-		return fmt.Errorf("update phy object counter: %w", err)
+		return fmt.Errorf("could not update phy object counter: %w", err)
 	}
 
 	logData := make([]byte, 8)
@@ -464,7 +464,7 @@ func setObjectCounters(counters map[cid.ID]ObjectCounters, shardInfoB, container
 
 	err = shardInfoB.Put(objectLogicCounterKey, logData)
 	if err != nil {
-		return fmt.Errorf("update logic object counter: %w", err)
+		return fmt.Errorf("could not update logic object counter: %w", err)
 	}
 
 	userData := make([]byte, 8)
@@ -472,7 +472,7 @@ func setObjectCounters(counters map[cid.ID]ObjectCounters, shardInfoB, container
 
 	err = shardInfoB.Put(objectUserCounterKey, userData)
 	if err != nil {
-		return fmt.Errorf("update user object counter: %w", err)
+		return fmt.Errorf("could not update user object counter: %w", err)
 	}
 
 	return nil
@@ -492,7 +492,7 @@ func parseContainerCounterKey(buf []byte) (cid.ID, error) {
 	}
 	var cnrID cid.ID
 	if err := cnrID.Decode(buf); err != nil {
-		return cid.ID{}, fmt.Errorf("decode container ID: %w", err)
+		return cid.ID{}, fmt.Errorf("failed to decode container ID: %w", err)
 	}
 	return cnrID, nil
 }

pkg/local_object_storage/metabase/delete.go

@@ -163,26 +163,26 @@ func (db *DB) updateCountersDelete(tx *bbolt.Tx, res DeleteRes) error {
 	if res.phyCount > 0 {
 		err := db.updateShardObjectCounter(tx, phy, res.phyCount, false)
 		if err != nil {
-			return fmt.Errorf("decrease phy object counter: %w", err)
+			return fmt.Errorf("could not decrease phy object counter: %w", err)
 		}
 	}
 
 	if res.logicCount > 0 {
 		err := db.updateShardObjectCounter(tx, logical, res.logicCount, false)
 		if err != nil {
-			return fmt.Errorf("decrease logical object counter: %w", err)
+			return fmt.Errorf("could not decrease logical object counter: %w", err)
 		}
 	}
 
 	if res.userCount > 0 {
 		err := db.updateShardObjectCounter(tx, user, res.userCount, false)
 		if err != nil {
-			return fmt.Errorf("decrease user object counter: %w", err)
+			return fmt.Errorf("could not decrease user object counter: %w", err)
 		}
 	}
 
 	if err := db.updateContainerCounter(tx, res.removedByCnrID, false); err != nil {
-		return fmt.Errorf("decrease container object counter: %w", err)
+		return fmt.Errorf("could not decrease container object counter: %w", err)
 	}
 	return nil
 }
@@ -259,7 +259,7 @@ func (db *DB) delete(tx *bbolt.Tx, addr oid.Address, refCounter referenceCounter
 			if garbageBKT != nil {
 				err := garbageBKT.Delete(addrKey)
 				if err != nil {
-					return deleteSingleResult{}, fmt.Errorf("remove from garbage bucket: %w", err)
+					return deleteSingleResult{}, fmt.Errorf("could not remove from garbage bucket: %w", err)
 				}
 			}
 			return deleteSingleResult{}, nil
@@ -280,7 +280,7 @@ func (db *DB) delete(tx *bbolt.Tx, addr oid.Address, refCounter referenceCounter
 	if garbageBKT != nil {
 		err := garbageBKT.Delete(addrKey)
 		if err != nil {
-			return deleteSingleResult{}, fmt.Errorf("remove from garbage bucket: %w", err)
+			return deleteSingleResult{}, fmt.Errorf("could not remove from garbage bucket: %w", err)
 		}
 	}
 
@@ -308,7 +308,7 @@ func (db *DB) delete(tx *bbolt.Tx, addr oid.Address, refCounter referenceCounter
 	// remove object
 	err = db.deleteObject(tx, obj, false)
 	if err != nil {
-		return deleteSingleResult{}, fmt.Errorf("remove object: %w", err)
+		return deleteSingleResult{}, fmt.Errorf("could not remove object: %w", err)
 	}
 
 	if err := deleteECRelatedInfo(tx, garbageBKT, obj, addr.Container(), refCounter); err != nil {
@@ -335,12 +335,12 @@ func (db *DB) deleteObject(
 
 	err = updateListIndexes(tx, obj, delListIndexItem)
 	if err != nil {
-		return fmt.Errorf("remove list indexes: %w", err)
+		return fmt.Errorf("can't remove list indexes: %w", err)
 	}
 
 	err = updateFKBTIndexes(tx, obj, delFKBTIndexItem)
 	if err != nil {
-		return fmt.Errorf("remove fake bucket tree indexes: %w", err)
+		return fmt.Errorf("can't remove fake bucket tree indexes: %w", err)
 	}
 
 	if isParent {
@@ -351,7 +351,7 @@ func (db *DB) deleteObject(
 			addrKey := addressKey(object.AddressOf(obj), key)
 			err := garbageBKT.Delete(addrKey)
 			if err != nil {
-				return fmt.Errorf("remove from garbage bucket: %w", err)
+				return fmt.Errorf("could not remove from garbage bucket: %w", err)
 			}
 		}
 	}
@@ -529,7 +529,7 @@ func deleteECRelatedInfo(tx *bbolt.Tx, garbageBKT *bbolt.Bucket, obj *objectSDK.
 		addrKey := addressKey(ecParentAddress, make([]byte, addressKeySize))
 		err := garbageBKT.Delete(addrKey)
 		if err != nil {
-			return fmt.Errorf("remove EC parent from garbage bucket: %w", err)
+			return fmt.Errorf("could not remove EC parent from garbage bucket: %w", err)
 		}
 	}
 
@@ -567,7 +567,7 @@ func deleteECRelatedInfo(tx *bbolt.Tx, garbageBKT *bbolt.Bucket, obj *objectSDK.
 		addrKey := addressKey(splitParentAddress, make([]byte, addressKeySize))
 		err := garbageBKT.Delete(addrKey)
 		if err != nil {
-			return fmt.Errorf("remove EC parent from garbage bucket: %w", err)
+			return fmt.Errorf("could not remove EC parent from garbage bucket: %w", err)
 		}
 	}
 

pkg/local_object_storage/metabase/exists.go

@@ -229,7 +229,7 @@ func getSplitInfo(tx *bbolt.Tx, cnr cid.ID, key []byte) (*objectSDK.SplitInfo, e
 
 	err := splitInfo.Unmarshal(bytes.Clone(rawSplitInfo))
 	if err != nil {
-		return nil, fmt.Errorf("unmarshal split info from root index: %w", err)
+		return nil, fmt.Errorf("can't unmarshal split info from root index: %w", err)
 	}
 
 	return splitInfo, nil

pkg/local_object_storage/metabase/get.go

@@ -187,7 +187,7 @@ func getVirtualObject(tx *bbolt.Tx, cnr cid.ID, key []byte, raw bool) (*objectSD
 
 	err = child.Unmarshal(bytes.Clone(data))
 	if err != nil {
-		return nil, fmt.Errorf("unmarshal child with parent: %w", err)
+		return nil, fmt.Errorf("can't unmarshal child with parent: %w", err)
 	}
 
 	par := child.Parent()

pkg/local_object_storage/metabase/get_test.go

@@ -219,6 +219,7 @@ func benchmarkGet(b *testing.B, numOfObj int) {
 			meta.WithMaxBatchSize(batchSize),
 			meta.WithMaxBatchDelay(10*time.Millisecond),
 		)
+		defer func() { require.NoError(b, db.Close(context.Background())) }()
 		addrs := make([]oid.Address, 0, numOfObj)
 
 		for range numOfObj {
@@ -233,7 +234,6 @@ func benchmarkGet(b *testing.B, numOfObj int) {
 	}
 
 	db, addrs := prepareDb(runtime.NumCPU())
-	defer func() { require.NoError(b, db.Close(context.Background())) }()
 
 	b.Run("parallel", func(b *testing.B) {
 		b.ReportAllocs()

pkg/local_object_storage/metabase/graveyard.go

@@ -177,7 +177,7 @@ type gcHandler struct {
 func (g gcHandler) handleKV(k, _ []byte) error {
 	o, err := garbageFromKV(k)
 	if err != nil {
-		return fmt.Errorf("parse garbage object: %w", err)
+		return fmt.Errorf("could not parse garbage object: %w", err)
 	}
 
 	return g.h(o)
@@ -190,7 +190,7 @@ type graveyardHandler struct {
 func (g graveyardHandler) handleKV(k, v []byte) error {
 	o, err := graveFromKV(k, v)
 	if err != nil {
-		return fmt.Errorf("parse grave: %w", err)
+		return fmt.Errorf("could not parse grave: %w", err)
 	}
 
 	return g.h(o)
@@ -240,7 +240,7 @@ func (db *DB) iterateDeletedObj(tx *bbolt.Tx, h kvHandler, offset *oid.Address)
 func garbageFromKV(k []byte) (res GarbageObject, err error) {
 	err = decodeAddressFromKey(&res.addr, k)
 	if err != nil {
-		err = fmt.Errorf("parse address: %w", err)
+		err = fmt.Errorf("could not parse address: %w", err)
 	}
 
 	return

pkg/local_object_storage/metabase/inhume.go

@@ -373,7 +373,7 @@ func (db *DB) getInhumeTargetBucketAndValue(garbageBKT, graveyardBKT *bbolt.Buck
 		if data != nil {
 			err := targetBucket.Delete(tombKey)
 			if err != nil {
-				return nil, nil, fmt.Errorf("remove grave with tombstone key: %w", err)
+				return nil, nil, fmt.Errorf("could not remove grave with tombstone key: %w", err)
 			}
 		}
 

pkg/local_object_storage/metabase/list.go

@@ -87,8 +87,7 @@ type CountAliveObjectsInContainerPrm struct {
 }
 
 // ListWithCursor lists physical objects available in metabase starting from
-// cursor. Includes objects of all types. Does not include inhumed and expired
-// objects.
+// cursor. Includes objects of all types. Does not include inhumed objects.
 // Use cursor value from response for consecutive requests.
 //
 // Returns ErrEndOfListing if there are no more objects to return or count
@@ -144,8 +143,6 @@ func (db *DB) listWithCursor(tx *bbolt.Tx, result []objectcore.Info, count int,
 
 	rawAddr := make([]byte, cidSize, addressKeySize)
 
-	currEpoch := db.epochState.CurrentEpoch()
-
 loop:
 	for ; name != nil; name, _ = c.Next() {
 		cidRaw, prefix := parseContainerIDWithPrefix(&containerID, name)
@@ -170,7 +167,7 @@ loop:
 		if bkt != nil {
 			copy(rawAddr, cidRaw)
 			result, offset, cursor, err = selectNFromBucket(bkt, objType, graveyardBkt, garbageBkt, rawAddr, containerID,
-				result, count, cursor, threshold, currEpoch)
+				result, count, cursor, threshold)
 			if err != nil {
 				return nil, nil, err
 			}
@@ -215,7 +212,6 @@ func selectNFromBucket(bkt *bbolt.Bucket, // main bucket
 	limit int, // stop listing at `limit` items in result
 	cursor *Cursor, // start from cursor object
 	threshold bool, // ignore cursor and start immediately
-	currEpoch uint64,
 ) ([]objectcore.Info, []byte, *Cursor, error) {
 	if cursor == nil {
 		cursor = new(Cursor)
@@ -247,19 +243,13 @@ func selectNFromBucket(bkt *bbolt.Bucket, // main bucket
 			continue
 		}
 
+		var isLinkingObj bool
+		var ecInfo *objectcore.ECInfo
+		if objType == objectSDK.TypeRegular {
 			var o objectSDK.Object
 			if err := o.Unmarshal(bytes.Clone(v)); err != nil {
 				return nil, nil, nil, err
 			}
-
-		expEpoch, hasExpEpoch := hasExpirationEpoch(&o)
-		if !objectLocked(bkt.Tx(), cnt, obj) && hasExpEpoch && expEpoch < currEpoch {
-			continue
-		}
-
-		var isLinkingObj bool
-		var ecInfo *objectcore.ECInfo
-		if objType == objectSDK.TypeRegular {
 			isLinkingObj = isLinkObject(&o)
 			ecHeader := o.ECHeader()
 			if ecHeader != nil {

pkg/local_object_storage/metabase/list_test.go

@@ -3,17 +3,14 @@ package meta_test
 import (
 	"context"
 	"errors"
-	"strconv"
 	"testing"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/testutil"
 	meta "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/metabase"
-	objectV2 "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/api/object"
 	cidSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
 	cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
-	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 	oidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id/test"
 	"github.com/stretchr/testify/require"
 	"go.etcd.io/bbolt"
@@ -21,8 +18,6 @@ import (
 
 func BenchmarkListWithCursor(b *testing.B) {
 	db := listWithCursorPrepareDB(b)
-	defer func() { require.NoError(b, db.Close(context.Background())) }()
-
 	b.Run("1 item", func(b *testing.B) {
 		benchmarkListWithCursor(b, db, 1)
 	})
@@ -38,6 +33,7 @@ func listWithCursorPrepareDB(b *testing.B) *meta.DB {
 	db := newDB(b, meta.WithMaxBatchSize(1), meta.WithBoltDBOptions(&bbolt.Options{
 		NoSync: true,
 	})) // faster single-thread generation
+	defer func() { require.NoError(b, db.Close(context.Background())) }()
 
 	obj := testutil.GenerateObject()
 	for i := range 100_000 { // should be a multiple of all batch sizes
@@ -59,7 +55,7 @@ func benchmarkListWithCursor(b *testing.B, db *meta.DB, batchSize int) {
 	for range b.N {
 		res, err := db.ListWithCursor(context.Background(), prm)
 		if err != nil {
-			if errors.Is(err, meta.ErrEndOfListing) {
+			if err != meta.ErrEndOfListing {
 				b.Fatalf("error: %v", err)
 			}
 			prm.SetCursor(nil)
@@ -74,16 +70,14 @@ func benchmarkListWithCursor(b *testing.B, db *meta.DB, batchSize int) {
 func TestLisObjectsWithCursor(t *testing.T) {
 	t.Parallel()
 
-	const (
-		currEpoch  = 100
-		expEpoch   = currEpoch - 1
-		containers = 5
-		total      = containers * 6 // regular + ts + child + lock + non-expired regular + locked expired
-	)
-
-	db := newDB(t, meta.WithEpochState(epochState{currEpoch}))
+	db := newDB(t)
 	defer func() { require.NoError(t, db.Close(context.Background())) }()
 
+	const (
+		containers = 5
+		total      = containers * 4 // regular + ts + child + lock
+	)
+
 	expected := make([]object.Info, 0, total)
 
 	// fill metabase with objects
@@ -132,26 +126,6 @@ func TestLisObjectsWithCursor(t *testing.T) {
 		err = putBig(db, child)
 		require.NoError(t, err)
 		expected = append(expected, object.Info{Address: object.AddressOf(child), Type: objectSDK.TypeRegular})
-
-		// add expired object (do not include into expected)
-		obj = testutil.GenerateObjectWithCID(containerID)
-		testutil.AddAttribute(obj, objectV2.SysAttributeExpEpoch, strconv.Itoa(expEpoch))
-		require.NoError(t, metaPut(db, obj, nil))
-
-		// add non-expired object (include into expected)
-		obj = testutil.GenerateObjectWithCID(containerID)
-		testutil.AddAttribute(obj, objectV2.SysAttributeExpEpoch, strconv.Itoa(currEpoch))
-		require.NoError(t, metaPut(db, obj, nil))
-		expected = append(expected, object.Info{Address: object.AddressOf(obj), Type: objectSDK.TypeRegular})
-
-		// add locked expired object (include into expected)
-		obj = testutil.GenerateObjectWithCID(containerID)
-		objID := oidtest.ID()
-		obj.SetID(objID)
-		testutil.AddAttribute(obj, objectV2.SysAttributeExpEpoch, strconv.Itoa(expEpoch))
-		require.NoError(t, metaPut(db, obj, nil))
-		require.NoError(t, db.Lock(context.Background(), containerID, oidtest.ID(), []oid.ID{objID}))
-		expected = append(expected, object.Info{Address: object.AddressOf(obj), Type: objectSDK.TypeRegular})
 	}
 
 	t.Run("success with various count", func(t *testing.T) {

pkg/local_object_storage/metabase/mode.go

@@ -19,7 +19,7 @@ func (db *DB) SetMode(ctx context.Context, m mode.Mode) error {
 
 	if !db.mode.NoMetabase() {
 		if err := db.Close(ctx); err != nil {
-			return fmt.Errorf("set metabase mode (old=%s, new=%s): %w", db.mode, m, err)
+			return fmt.Errorf("can't set metabase mode (old=%s, new=%s): %w", db.mode, m, err)
 		}
 	}
 
@@ -31,7 +31,7 @@ func (db *DB) SetMode(ctx context.Context, m mode.Mode) error {
 			err = db.Init(ctx)
 		}
 		if err != nil {
-			return fmt.Errorf("set metabase mode (old=%s, new=%s): %w", db.mode, m, err)
+			return fmt.Errorf("can't set metabase mode (old=%s, new=%s): %w", db.mode, m, err)
 		}
 	}
 

pkg/local_object_storage/metabase/put.go

@@ -180,18 +180,18 @@ func (db *DB) insertObject(tx *bbolt.Tx, obj *objectSDK.Object, id []byte, si *o
 
 	err := putUniqueIndexes(tx, obj, si, id)
 	if err != nil {
-		return fmt.Errorf("put unique indexes: %w", err)
+		return fmt.Errorf("can't put unique indexes: %w", err)
 	}
 
 	err = updateListIndexes(tx, obj, putListIndexItem)
 	if err != nil {
-		return fmt.Errorf("put list indexes: %w", err)
+		return fmt.Errorf("can't put list indexes: %w", err)
 	}
 
 	if indexAttributes {
 		err = updateFKBTIndexes(tx, obj, putFKBTIndexItem)
 		if err != nil {
-			return fmt.Errorf("put fake bucket tree indexes: %w", err)
+			return fmt.Errorf("can't put fake bucket tree indexes: %w", err)
 		}
 	}
 
@@ -250,7 +250,7 @@ func putRawObjectData(tx *bbolt.Tx, obj *objectSDK.Object, bucketName []byte, ad
 	}
 	rawObject, err := obj.CutPayload().Marshal()
 	if err != nil {
-		return fmt.Errorf("marshal object header: %w", err)
+		return fmt.Errorf("can't marshal object header: %w", err)
 	}
 	return putUniqueIndexItem(tx, namedBucketItem{
 		name: bucketName,
@@ -475,7 +475,7 @@ func createBucketLikelyExists[T bucketContainer](tx T, name []byte) (*bbolt.Buck
 func updateUniqueIndexItem(tx *bbolt.Tx, item namedBucketItem, update func(oldData, newData []byte) ([]byte, error)) error {
 	bkt, err := createBucketLikelyExists(tx, item.name)
 	if err != nil {
-		return fmt.Errorf("create index %v: %w", item.name, err)
+		return fmt.Errorf("can't create index %v: %w", item.name, err)
 	}
 
 	data, err := update(bkt.Get(item.key), item.val)
@@ -492,12 +492,12 @@ func putUniqueIndexItem(tx *bbolt.Tx, item namedBucketItem) error {
 func putFKBTIndexItem(tx *bbolt.Tx, item namedBucketItem) error {
 	bkt, err := createBucketLikelyExists(tx, item.name)
 	if err != nil {
-		return fmt.Errorf("create index %v: %w", item.name, err)
+		return fmt.Errorf("can't create index %v: %w", item.name, err)
 	}
 
 	fkbtRoot, err := createBucketLikelyExists(bkt, item.key)
 	if err != nil {
-		return fmt.Errorf("create fake bucket tree index %v: %w", item.key, err)
+		return fmt.Errorf("can't create fake bucket tree index %v: %w", item.key, err)
 	}
 
 	return fkbtRoot.Put(item.val, zeroValue)
@@ -506,19 +506,19 @@ func putFKBTIndexItem(tx *bbolt.Tx, item namedBucketItem) error {
 func putListIndexItem(tx *bbolt.Tx, item namedBucketItem) error {
 	bkt, err := createBucketLikelyExists(tx, item.name)
 	if err != nil {
-		return fmt.Errorf("create index %v: %w", item.name, err)
+		return fmt.Errorf("can't create index %v: %w", item.name, err)
 	}
 
 	lst, err := decodeList(bkt.Get(item.key))
 	if err != nil {
-		return fmt.Errorf("decode leaf list %v: %w", item.key, err)
+		return fmt.Errorf("can't decode leaf list %v: %w", item.key, err)
 	}
 
 	lst = append(lst, item.val)
 
 	encodedLst, err := encodeList(lst)
 	if err != nil {
-		return fmt.Errorf("encode leaf list %v: %w", item.key, err)
+		return fmt.Errorf("can't encode leaf list %v: %w", item.key, err)
 	}
 
 	return bkt.Put(item.key, encodedLst)

pkg/local_object_storage/metabase/select.go

@@ -565,7 +565,7 @@ func groupFilters(filters objectSDK.SearchFilters, useAttributeIndex bool) (filt
 		case v2object.FilterHeaderContainerID: // support deprecated field
 			err := res.cnr.DecodeString(filters[i].Value())
 			if err != nil {
-				return filterGroup{}, fmt.Errorf("parse container id: %w", err)
+				return filterGroup{}, fmt.Errorf("can't parse container id: %w", err)
 			}
 
 			res.withCnrFilter = true

pkg/local_object_storage/metabase/shard_id.go

@@ -32,13 +32,13 @@ func (db *DB) GetShardID(ctx context.Context, mode metamode.Mode) ([]byte, error
 	}
 
 	if err := db.openDB(ctx, mode); err != nil {
-		return nil, fmt.Errorf("open metabase: %w", err)
+		return nil, fmt.Errorf("failed to open metabase: %w", err)
 	}
 
 	id, err := db.readShardID()
 
 	if cErr := db.close(); cErr != nil {
-		err = errors.Join(err, fmt.Errorf("close metabase: %w", cErr))
+		err = errors.Join(err, fmt.Errorf("failed to close metabase: %w", cErr))
 	}
 
 	return id, metaerr.Wrap(err)
@@ -70,7 +70,7 @@ func (db *DB) SetShardID(ctx context.Context, id []byte, mode metamode.Mode) err
 	}
 
 	if err := db.openDB(ctx, mode); err != nil {
-		return fmt.Errorf("open metabase: %w", err)
+		return fmt.Errorf("failed to open metabase: %w", err)
 	}
 
 	err := db.writeShardID(id)
@@ -79,7 +79,7 @@ func (db *DB) SetShardID(ctx context.Context, id []byte, mode metamode.Mode) err
 	}
 
 	if cErr := db.close(); cErr != nil {
-		err = errors.Join(err, fmt.Errorf("close metabase: %w", cErr))
+		err = errors.Join(err, fmt.Errorf("failed to close metabase: %w", cErr))
 	}
 
 	return metaerr.Wrap(err)

pkg/local_object_storage/metabase/upgrade.go

@@ -95,7 +95,7 @@ func compactDB(db *bbolt.DB) error {
 		NoSync:  true,
 	})
 	if err != nil {
-		return fmt.Errorf("open new metabase to compact: %w", err)
+		return fmt.Errorf("can't open new metabase to compact: %w", err)
 	}
 	if err := bbolt.Compact(dst, db, compactMaxTxSize); err != nil {
 		return fmt.Errorf("compact metabase: %w", errors.Join(err, dst.Close(), os.Remove(tmpFileName)))
@@ -292,7 +292,7 @@ func iterateExpirationAttributeKeyBucket(ctx context.Context, b *bbolt.Bucket, i
 		}
 		expirationEpoch, err := strconv.ParseUint(string(attrValue), 10, 64)
 		if err != nil {
-			return fmt.Errorf("parse expiration epoch: %w", err)
+			return fmt.Errorf("could not parse expiration epoch: %w", err)
 		}
 		expirationEpochBucket := b.Bucket(attrValue)
 		attrKeyValueC := expirationEpochBucket.Cursor()
@@ -399,7 +399,7 @@ func selectUserAttributeKeysToDrop(keys [][]byte, cs container.InfoProvider) ([]
 	for _, key := range keys {
 		attr, ok := attributeFromAttributeBucket(key)
 		if !ok {
-			return nil, fmt.Errorf("parse attribute key from user attribute bucket key %s", hex.EncodeToString(key))
+			return nil, fmt.Errorf("failed to parse attribute key from user attribute bucket key %s", hex.EncodeToString(key))
 		}
 		if !IsAtrributeIndexed(attr) {
 			keysToDrop = append(keysToDrop, key)
@@ -407,7 +407,7 @@ func selectUserAttributeKeysToDrop(keys [][]byte, cs container.InfoProvider) ([]
 		}
 		contID, ok := cidFromAttributeBucket(key)
 		if !ok {
-			return nil, fmt.Errorf("parse container ID from user attribute bucket key %s", hex.EncodeToString(key))
+			return nil, fmt.Errorf("failed to parse container ID from user attribute bucket key %s", hex.EncodeToString(key))
 		}
 		info, err := cs.Info(contID)
 		if err != nil {

pkg/local_object_storage/metabase/util.go

@@ -231,11 +231,11 @@ func parseExpirationEpochKey(key []byte) (uint64, cid.ID, oid.ID, error) {
 	epoch := binary.BigEndian.Uint64(key)
 	var cnr cid.ID
 	if err := cnr.Decode(key[epochSize : epochSize+cidSize]); err != nil {
-		return 0, cid.ID{}, oid.ID{}, fmt.Errorf("decode expiration epoch to object key (container ID): %w", err)
+		return 0, cid.ID{}, oid.ID{}, fmt.Errorf("failed to decode expiration epoch to object key (container ID): %w", err)
 	}
 	var obj oid.ID
 	if err := obj.Decode(key[epochSize+cidSize:]); err != nil {
-		return 0, cid.ID{}, oid.ID{}, fmt.Errorf("decode expiration epoch to object key (object ID): %w", err)
+		return 0, cid.ID{}, oid.ID{}, fmt.Errorf("failed to decode expiration epoch to object key (object ID): %w", err)
 	}
 	return epoch, cnr, obj, nil
 }

pkg/local_object_storage/metabase/version.go

@@ -67,7 +67,7 @@ func updateVersion(tx *bbolt.Tx, version uint64) error {
 
 	b, err := tx.CreateBucketIfNotExists(shardInfoBucket)
 	if err != nil {
-		return fmt.Errorf("create auxiliary bucket: %w", err)
+		return fmt.Errorf("can't create auxiliary bucket: %w", err)
 	}
 	return b.Put(versionKey, data)
 }

pkg/local_object_storage/pilorama/boltdb.go

@@ -106,7 +106,7 @@ func (t *boltForest) SetMode(ctx context.Context, m mode.Mode) error {
 		}
 	}
 	if err != nil {
-		return fmt.Errorf("set pilorama mode (old=%s, new=%s): %w", t.mode, m, err)
+		return fmt.Errorf("can't set pilorama mode (old=%s, new=%s): %w", t.mode, m, err)
 	}
 
 	t.mode = m
@@ -128,7 +128,7 @@ func (t *boltForest) openBolt(m mode.Mode) error {
 	readOnly := m.ReadOnly()
 	err := util.MkdirAllX(filepath.Dir(t.path), t.perm)
 	if err != nil {
-		return metaerr.Wrap(fmt.Errorf("create dir %s for the pilorama: %w", t.path, err))
+		return metaerr.Wrap(fmt.Errorf("can't create dir %s for the pilorama: %w", t.path, err))
 	}
 
 	opts := *bbolt.DefaultOptions
@@ -139,7 +139,7 @@ func (t *boltForest) openBolt(m mode.Mode) error {
 
 	t.db, err = bbolt.Open(t.path, t.perm, &opts)
 	if err != nil {
-		return metaerr.Wrap(fmt.Errorf("open the pilorama DB: %w", err))
+		return metaerr.Wrap(fmt.Errorf("can't open the pilorama DB: %w", err))
 	}
 
 	t.db.MaxBatchSize = t.maxBatchSize
@@ -1360,7 +1360,7 @@ func (t *boltForest) TreeList(ctx context.Context, cid cidSDK.ID) ([]string, err
 		return nil
 	})
 	if err != nil {
-		return nil, metaerr.Wrap(fmt.Errorf("list trees: %w", err))
+		return nil, metaerr.Wrap(fmt.Errorf("could not list trees: %w", err))
 	}
 	success = true
 	return ids, nil
@@ -1504,7 +1504,7 @@ func (t *boltForest) TreeListTrees(ctx context.Context, prm TreeListTreesPrm) (*
 
 			var contID cidSDK.ID
 			if err := contID.Decode(k[:32]); err != nil {
-				return fmt.Errorf("decode container ID: %w", err)
+				return fmt.Errorf("failed to decode containerID: %w", err)
 			}
 			res.Items = append(res.Items, ContainerIDTreeID{
 				CID:    contID,

pkg/local_object_storage/shard/container.go

@@ -36,7 +36,7 @@ func (s *Shard) ContainerSize(prm ContainerSizePrm) (ContainerSizeRes, error) {
 
 	size, err := s.metaBase.ContainerSize(prm.cnr)
 	if err != nil {
-		return ContainerSizeRes{}, fmt.Errorf("get container size: %w", err)
+		return ContainerSizeRes{}, fmt.Errorf("could not get container size: %w", err)
 	}
 
 	return ContainerSizeRes{
@@ -71,7 +71,7 @@ func (s *Shard) ContainerCount(ctx context.Context, prm ContainerCountPrm) (Cont
 
 	counters, err := s.metaBase.ContainerCount(ctx, prm.ContainerID)
 	if err != nil {
-		return ContainerCountRes{}, fmt.Errorf("get container counters: %w", err)
+		return ContainerCountRes{}, fmt.Errorf("could not get container counters: %w", err)
 	}
 
 	return ContainerCountRes{

pkg/local_object_storage/shard/control.go

@@ -38,7 +38,7 @@ func (s *Shard) handleMetabaseFailure(ctx context.Context, stage string, err err
 
 	err = s.SetMode(ctx, mode.DegradedReadOnly)
 	if err != nil {
-		return fmt.Errorf("switch to mode %s", mode.Mode(mode.DegradedReadOnly))
+		return fmt.Errorf("could not switch to mode %s", mode.Mode(mode.DegradedReadOnly))
 	}
 	return nil
 }
@@ -72,7 +72,7 @@ func (s *Shard) Open(ctx context.Context) error {
 				for j := i + 1; j < len(components); j++ {
 					if err := components[j].Open(ctx, m); err != nil {
 						// Other components must be opened, fail.
-						return fmt.Errorf("open %T: %w", components[j], err)
+						return fmt.Errorf("could not open %T: %w", components[j], err)
 					}
 				}
 				err = s.handleMetabaseFailure(ctx, "open", err)
@@ -83,7 +83,7 @@ func (s *Shard) Open(ctx context.Context) error {
 				break
 			}
 
-			return fmt.Errorf("open %T: %w", component, err)
+			return fmt.Errorf("could not open %T: %w", component, err)
 		}
 	}
 	return nil
@@ -184,7 +184,7 @@ func (s *Shard) initializeComponents(ctx context.Context, m mode.Mode) error {
 				break
 			}
 
-			return fmt.Errorf("initialize %T: %w", component, err)
+			return fmt.Errorf("could not initialize %T: %w", component, err)
 		}
 	}
 	return nil
@@ -205,7 +205,7 @@ func (s *Shard) refillMetabase(ctx context.Context) error {
 
 	err := s.metaBase.Reset()
 	if err != nil {
-		return fmt.Errorf("reset metabase: %w", err)
+		return fmt.Errorf("could not reset metabase: %w", err)
 	}
 
 	withCount := true
@@ -254,12 +254,12 @@ func (s *Shard) refillMetabase(ctx context.Context) error {
 
 	err = errors.Join(egErr, itErr)
 	if err != nil {
-		return fmt.Errorf("put objects to the meta: %w", err)
+		return fmt.Errorf("could not put objects to the meta: %w", err)
 	}
 
 	err = s.metaBase.SyncCounters()
 	if err != nil {
-		return fmt.Errorf("sync object counters: %w", err)
+		return fmt.Errorf("could not sync object counters: %w", err)
 	}
 
 	success = true
@@ -272,7 +272,7 @@ func (s *Shard) refillObject(ctx context.Context, data []byte, addr oid.Address,
 	if err := obj.Unmarshal(data); err != nil {
 		s.log.Warn(ctx, logs.ShardCouldNotUnmarshalObject,
 			zap.Stringer("address", addr),
-			zap.Error(err))
+			zap.String("err", err.Error()))
 		return nil
 	}
 
@@ -318,7 +318,7 @@ func (s *Shard) refillObject(ctx context.Context, data []byte, addr oid.Address,
 func (s *Shard) refillLockObject(ctx context.Context, obj *objectSDK.Object) error {
 	var lock objectSDK.Lock
 	if err := lock.Unmarshal(obj.Payload()); err != nil {
-		return fmt.Errorf("unmarshal lock content: %w", err)
+		return fmt.Errorf("could not unmarshal lock content: %w", err)
 	}
 
 	locked := make([]oid.ID, lock.NumberOfMembers())
@@ -328,7 +328,7 @@ func (s *Shard) refillLockObject(ctx context.Context, obj *objectSDK.Object) err
 	id, _ := obj.ID()
 	err := s.metaBase.Lock(ctx, cnr, id, locked)
 	if err != nil {
-		return fmt.Errorf("lock objects: %w", err)
+		return fmt.Errorf("could not lock objects: %w", err)
 	}
 	return nil
 }
@@ -337,7 +337,7 @@ func (s *Shard) refillTombstoneObject(ctx context.Context, obj *objectSDK.Object
 	tombstone := objectSDK.NewTombstone()
 
 	if err := tombstone.Unmarshal(obj.Payload()); err != nil {
-		return fmt.Errorf("unmarshal tombstone content: %w", err)
+		return fmt.Errorf("could not unmarshal tombstone content: %w", err)
 	}
 
 	tombAddr := object.AddressOf(obj)
@@ -358,7 +358,7 @@ func (s *Shard) refillTombstoneObject(ctx context.Context, obj *objectSDK.Object
 
 	_, err := s.metaBase.Inhume(ctx, inhumePrm)
 	if err != nil {
-		return fmt.Errorf("inhume objects: %w", err)
+		return fmt.Errorf("could not inhume objects: %w", err)
 	}
 	return nil
 }

pkg/local_object_storage/shard/delete.go

@@ -112,7 +112,7 @@ func (s *Shard) deleteFromBlobstor(ctx context.Context, addr oid.Address) error
 	if err != nil {
 		s.log.Debug(ctx, logs.StorageIDRetrievalFailure,
 			zap.Stringer("object", addr),
-			zap.Error(err),
+			zap.String("error", err.Error()),
 			zap.String("trace_id", tracingPkg.GetTraceID(ctx)))
 		return err
 	}
@@ -132,7 +132,7 @@ func (s *Shard) deleteFromBlobstor(ctx context.Context, addr oid.Address) error
 	if err != nil && !client.IsErrObjectNotFound(err) {
 		s.log.Debug(ctx, logs.ObjectRemovalFailureBlobStor,
 			zap.Stringer("object_address", addr),
-			zap.Error(err),
+			zap.String("error", err.Error()),
 			zap.String("trace_id", tracingPkg.GetTraceID(ctx)))
 		return err
 	}

pkg/local_object_storage/shard/gc.go

@@ -205,7 +205,7 @@ func (gc *gc) handleEvent(ctx context.Context, event Event) {
 		})
 		if err != nil {
 			gc.log.Warn(ctx, logs.ShardCouldNotSubmitGCJobToWorkerPool,
-				zap.Error(err),
+				zap.String("error", err.Error()),
 			)
 
 			v.prevGroup.Done()
@@ -313,7 +313,7 @@ func (s *Shard) removeGarbage(pctx context.Context) (result gcRunResult) {
 	err := s.metaBase.IterateOverGarbage(ctx, iterPrm)
 	if err != nil {
 		s.log.Warn(ctx, logs.ShardIteratorOverMetabaseGraveyardFailed,
-			zap.Error(err),
+			zap.String("error", err.Error()),
 		)
 
 		return
@@ -334,7 +334,7 @@ func (s *Shard) removeGarbage(pctx context.Context) (result gcRunResult) {
 
 	if err != nil {
 		s.log.Warn(ctx, logs.ShardCouldNotDeleteTheObjects,
-			zap.Error(err),
+			zap.String("error", err.Error()),
 		)
 		result.success = false
 	}
@@ -396,7 +396,7 @@ func (s *Shard) collectExpiredObjects(ctx context.Context, e Event) {
 	})
 
 	if err = errGroup.Wait(); err != nil {
-		s.log.Warn(ctx, logs.ShardIteratorOverExpiredObjectsFailed, zap.Error(err))
+		s.log.Warn(ctx, logs.ShardIteratorOverExpiredObjectsFailed, zap.String("error", err.Error()))
 	}
 }
 
@@ -429,7 +429,7 @@ func (s *Shard) handleExpiredObjects(ctx context.Context, expired []oid.Address)
 	res, err := s.metaBase.Inhume(ctx, inhumePrm)
 	if err != nil {
 		s.log.Warn(ctx, logs.ShardCouldNotInhumeTheObjects,
-			zap.Error(err),
+			zap.String("error", err.Error()),
 		)
 
 		return
@@ -584,7 +584,7 @@ func (s *Shard) collectExpiredLocks(ctx context.Context, e Event) {
 	})
 
 	if err = errGroup.Wait(); err != nil {
-		s.log.Warn(ctx, logs.ShardIteratorOverExpiredLocksFailed, zap.Error(err))
+		s.log.Warn(ctx, logs.ShardIteratorOverExpiredLocksFailed, zap.String("error", err.Error()))
 	}
 }
 
@@ -637,7 +637,7 @@ func (s *Shard) HandleExpiredTombstones(ctx context.Context, tss []meta.Tombston
 	res, err := s.metaBase.InhumeTombstones(ctx, tss)
 	if err != nil {
 		s.log.Warn(ctx, logs.ShardCouldNotMarkTombstonesAsGarbage,
-			zap.Error(err),
+			zap.String("error", err.Error()),
 		)
 
 		return
@@ -665,7 +665,7 @@ func (s *Shard) HandleExpiredLocks(ctx context.Context, epoch uint64, lockers []
 	unlocked, err := s.metaBase.FreeLockedBy(lockers)
 	if err != nil {
 		s.log.Warn(ctx, logs.ShardFailureToUnlockObjects,
-			zap.Error(err),
+			zap.String("error", err.Error()),
 		)
 
 		return
@@ -678,7 +678,7 @@ func (s *Shard) HandleExpiredLocks(ctx context.Context, epoch uint64, lockers []
 	res, err := s.metaBase.Inhume(ctx, pInhume)
 	if err != nil {
 		s.log.Warn(ctx, logs.ShardFailureToMarkLockersAsGarbage,
-			zap.Error(err),
+			zap.String("error", err.Error()),
 		)
 
 		return
@@ -722,7 +722,7 @@ func (s *Shard) HandleDeletedLocks(ctx context.Context, lockers []oid.Address) {
 	_, err := s.metaBase.FreeLockedBy(lockers)
 	if err != nil {
 		s.log.Warn(ctx, logs.ShardFailureToUnlockObjects,
-			zap.Error(err),
+			zap.String("error", err.Error()),
 		)
 
 		return

pkg/local_object_storage/shard/get.go

@@ -175,7 +175,7 @@ func (s *Shard) fetchObjectData(ctx context.Context, addr oid.Address, skipMeta
 
 	mExRes, err := s.metaBase.StorageID(ctx, mPrm)
 	if err != nil {
-		return nil, true, fmt.Errorf("fetch blobovnicza id from metabase: %w", err)
+		return nil, true, fmt.Errorf("can't fetch blobovnicza id from metabase: %w", err)
 	}
 
 	storageID := mExRes.StorageID()

pkg/local_object_storage/shard/id.go

@@ -36,7 +36,7 @@ func (s *Shard) UpdateID(ctx context.Context) (err error) {
 	modeDegraded := s.GetMode().NoMetabase()
 	if !modeDegraded {
 		if idFromMetabase, err = s.metaBase.GetShardID(ctx, mode.ReadOnly); err != nil {
-			err = fmt.Errorf("read shard id from metabase: %w", err)
+			err = fmt.Errorf("failed to read shard id from metabase: %w", err)
 		}
 	}
 
@@ -64,7 +64,7 @@ func (s *Shard) UpdateID(ctx context.Context) (err error) {
 
 	if len(idFromMetabase) == 0 && !modeDegraded {
 		if setErr := s.metaBase.SetShardID(ctx, *s.info.ID, s.GetMode()); setErr != nil {
-			err = errors.Join(err, fmt.Errorf("write shard id to metabase: %w", setErr))
+			err = errors.Join(err, fmt.Errorf("failed to write shard id to metabase: %w", setErr))
 		}
 	}
 	return

pkg/local_object_storage/shard/inhume.go

@@ -110,7 +110,7 @@ func (s *Shard) Inhume(ctx context.Context, prm InhumePrm) (InhumeRes, error) {
 		}
 
 		s.log.Debug(ctx, logs.ShardCouldNotMarkObjectToDeleteInMetabase,
-			zap.Error(err),
+			zap.String("error", err.Error()),
 			zap.String("trace_id", tracingPkg.GetTraceID(ctx)),
 		)
 

pkg/local_object_storage/shard/list.go

@@ -109,7 +109,7 @@ func (s *Shard) List(ctx context.Context) (res SelectRes, err error) {
 
 	lst, err := s.metaBase.Containers(ctx)
 	if err != nil {
-		return res, fmt.Errorf("list stored containers: %w", err)
+		return res, fmt.Errorf("can't list stored containers: %w", err)
 	}
 
 	filters := objectSDK.NewSearchFilters()
@@ -124,7 +124,7 @@ func (s *Shard) List(ctx context.Context) (res SelectRes, err error) {
 		if err != nil {
 			s.log.Debug(ctx, logs.ShardCantSelectAllObjects,
 				zap.Stringer("cid", lst[i]),
-				zap.Error(err),
+				zap.String("error", err.Error()),
 				zap.String("trace_id", tracingPkg.GetTraceID(ctx)))
 
 			continue
@@ -149,7 +149,7 @@ func (s *Shard) ListContainers(ctx context.Context, _ ListContainersPrm) (ListCo
 
 	containers, err := s.metaBase.Containers(ctx)
 	if err != nil {
-		return ListContainersRes{}, fmt.Errorf("get list of containers: %w", err)
+		return ListContainersRes{}, fmt.Errorf("could not get list of containers: %w", err)
 	}
 
 	return ListContainersRes{
@@ -180,7 +180,7 @@ func (s *Shard) ListWithCursor(ctx context.Context, prm ListWithCursorPrm) (List
 	metaPrm.SetCursor(prm.cursor)
 	res, err := s.metaBase.ListWithCursor(ctx, metaPrm)
 	if err != nil {
-		return ListWithCursorRes{}, fmt.Errorf("get list of objects: %w", err)
+		return ListWithCursorRes{}, fmt.Errorf("could not get list of objects: %w", err)
 	}
 
 	return ListWithCursorRes{
@@ -208,7 +208,7 @@ func (s *Shard) IterateOverContainers(ctx context.Context, prm IterateOverContai
 	metaPrm.Handler = prm.Handler
 	err := s.metaBase.IterateOverContainers(ctx, metaPrm)
 	if err != nil {
-		return fmt.Errorf("iterate over containers: %w", err)
+		return fmt.Errorf("could not iterate over containers: %w", err)
 	}
 
 	return nil
@@ -235,7 +235,7 @@ func (s *Shard) IterateOverObjectsInContainer(ctx context.Context, prm IterateOv
 	metaPrm.Handler = prm.Handler
 	err := s.metaBase.IterateOverObjectsInContainer(ctx, metaPrm)
 	if err != nil {
-		return fmt.Errorf("iterate over objects: %w", err)
+		return fmt.Errorf("could not iterate over objects: %w", err)
 	}
 
 	return nil
@@ -258,7 +258,7 @@ func (s *Shard) CountAliveObjectsInContainer(ctx context.Context, prm CountAlive
 	metaPrm.ContainerID = prm.ContainerID
 	count, err := s.metaBase.CountAliveObjectsInContainer(ctx, metaPrm)
 	if err != nil {
-		return 0, fmt.Errorf("count alive objects in bucket: %w", err)
+		return 0, fmt.Errorf("could not count alive objects in bucket: %w", err)
 	}
 
 	return count, nil

pkg/local_object_storage/shard/put.go

@@ -76,12 +76,12 @@ func (s *Shard) Put(ctx context.Context, prm PutPrm) (PutRes, error) {
 	if err != nil || !tryCache {
 		if err != nil {
 			s.log.Debug(ctx, logs.ShardCantPutObjectToTheWritecacheTryingBlobstor,
-				zap.Error(err))
+				zap.String("err", err.Error()))
 		}
 
 		res, err = s.blobStor.Put(ctx, putPrm)
 		if err != nil {
-			return PutRes{}, fmt.Errorf("put object to BLOB storage: %w", err)
+			return PutRes{}, fmt.Errorf("could not put object to BLOB storage: %w", err)
 		}
 	}
 
@@ -94,7 +94,7 @@ func (s *Shard) Put(ctx context.Context, prm PutPrm) (PutRes, error) {
 		if err != nil {
 			// may we need to handle this case in a special way
 			// since the object has been successfully written to BlobStor
-			return PutRes{}, fmt.Errorf("put object to metabase: %w", err)
+			return PutRes{}, fmt.Errorf("could not put object to metabase: %w", err)
 		}
 
 		if res.Inserted {

pkg/local_object_storage/shard/select.go

@@ -67,7 +67,7 @@ func (s *Shard) Select(ctx context.Context, prm SelectPrm) (SelectRes, error) {
 
 	mRes, err := s.metaBase.Select(ctx, selectPrm)
 	if err != nil {
-		return SelectRes{}, fmt.Errorf("select objects from metabase: %w", err)
+		return SelectRes{}, fmt.Errorf("could not select objects from metabase: %w", err)
 	}
 
 	return SelectRes{

pkg/local_object_storage/writecache/iterate.go

@@ -30,7 +30,7 @@ func IterateDB(db *bbolt.DB, f func(oid.Address) error) error {
 		return b.ForEach(func(k, _ []byte) error {
 			err := addr.DecodeString(string(k))
 			if err != nil {
-				return fmt.Errorf("parse object address: %w", err)
+				return fmt.Errorf("could not parse object address: %w", err)
 			}
 
 			return f(addr)

pkg/local_object_storage/writecache/mode.go

@@ -83,7 +83,7 @@ func (c *cache) closeStorage(ctx context.Context, shrink bool) error {
 	}
 	if !shrink {
 		if err := c.fsTree.Close(ctx); err != nil {
-			return fmt.Errorf("close write-cache storage: %w", err)
+			return fmt.Errorf("can't close write-cache storage: %w", err)
 		}
 		return nil
 	}
@@ -98,16 +98,16 @@ func (c *cache) closeStorage(ctx context.Context, shrink bool) error {
 		if errors.Is(err, errIterationCompleted) {
 			empty = false
 		} else {
-			return fmt.Errorf("check write-cache items: %w", err)
+			return fmt.Errorf("failed to check write-cache items: %w", err)
 		}
 	}
 	if err := c.fsTree.Close(ctx); err != nil {
-		return fmt.Errorf("close write-cache storage: %w", err)
+		return fmt.Errorf("can't close write-cache storage: %w", err)
 	}
 	if empty {
 		err := os.RemoveAll(c.path)
 		if err != nil && !os.IsNotExist(err) {
-			return fmt.Errorf("remove write-cache files: %w", err)
+			return fmt.Errorf("failed to remove write-cache files: %w", err)
 		}
 	} else {
 		c.log.Info(ctx, logs.WritecacheShrinkSkippedNotEmpty)

pkg/local_object_storage/writecache/storage.go

@@ -31,10 +31,10 @@ func (c *cache) openStore(mod mode.ComponentMode) error {
 		fstree.WithFileCounter(c.counter),
 	)
 	if err := c.fsTree.Open(mod); err != nil {
-		return fmt.Errorf("open FSTree: %w", err)
+		return fmt.Errorf("could not open FSTree: %w", err)
 	}
 	if err := c.fsTree.Init(); err != nil {
-		return fmt.Errorf("init FSTree: %w", err)
+		return fmt.Errorf("could not init FSTree: %w", err)
 	}
 
 	return nil

pkg/local_object_storage/writecache/upgrade.go

@@ -25,11 +25,11 @@ func (c *cache) flushAndDropBBoltDB(ctx context.Context) error {
 		return nil
 	}
 	if err != nil {
-		return fmt.Errorf("check write-cache database existence: %w", err)
+		return fmt.Errorf("could not check write-cache database existence: %w", err)
 	}
 	db, err := OpenDB(c.path, true, os.OpenFile)
 	if err != nil {
-		return fmt.Errorf("open write-cache database: %w", err)
+		return fmt.Errorf("could not open write-cache database: %w", err)
 	}
 	defer func() {
 		_ = db.Close()

pkg/morph/client/balance/balanceOf.go

@@ -29,7 +29,7 @@ func (c *Client) BalanceOf(id user.ID) (*big.Int, error) {
 
 	amount, err := client.BigIntFromStackItem(prms[0])
 	if err != nil {
-		return nil, fmt.Errorf("get integer stack item from stack item (%s): %w", balanceOfMethod, err)
+		return nil, fmt.Errorf("could not get integer stack item from stack item (%s): %w", balanceOfMethod, err)
 	}
 	return amount, nil
 }

pkg/morph/client/balance/decimals.go

@@ -21,7 +21,7 @@ func (c *Client) Decimals() (uint32, error) {
 
 	decimals, err := client.IntFromStackItem(prms[0])
 	if err != nil {
-		return 0, fmt.Errorf("get integer stack item from stack item (%s): %w", decimalsMethod, err)
+		return 0, fmt.Errorf("could not get integer stack item from stack item (%s): %w", decimalsMethod, err)
 	}
 	return uint32(decimals), nil
 }

pkg/morph/client/balance/transfer.go

@@ -39,7 +39,7 @@ func (c *Client) TransferX(ctx context.Context, p TransferPrm) error {
 
 	_, err = c.client.Invoke(ctx, prm)
 	if err != nil {
-		return fmt.Errorf("invoke method (%s): %w", transferXMethod, err)
+		return fmt.Errorf("could not invoke method (%s): %w", transferXMethod, err)
 	}
 	return nil
 }

pkg/morph/client/client.go

@@ -196,7 +196,7 @@ func (c *Client) Invoke(ctx context.Context, contract util.Uint160, fee fixedn.F
 
 	txHash, vub, err := c.rpcActor.SendTunedCall(contract, method, nil, addFeeCheckerModifier(int64(fee)), args...)
 	if err != nil {
-		return InvokeRes{}, fmt.Errorf("invoke %s: %w", method, err)
+		return InvokeRes{}, fmt.Errorf("could not invoke %s: %w", method, err)
 	}
 
 	c.logger.Debug(ctx, logs.ClientNeoClientInvoke,
@@ -210,7 +210,7 @@ func (c *Client) Invoke(ctx context.Context, contract util.Uint160, fee fixedn.F
 
 // TestInvokeIterator invokes contract method returning an iterator and executes cb on each element.
 // If cb returns an error, the session is closed and this error is returned as-is.
-// If the remote neo-go node does not support sessions, `unwrap.ErrNoSessionID` is returned.
+// If the remove neo-go node does not support sessions, `unwrap.ErrNoSessionID` is returned.
 // batchSize is the number of items to prefetch: if the number of items in the iterator is less than batchSize, no session will be created.
 // The default batchSize is 100, the default limit from neo-go.
 func (c *Client) TestInvokeIterator(cb func(stackitem.Item) error, batchSize int, contract util.Uint160, method string, args ...interface{}) error {
@@ -390,7 +390,7 @@ func (c *Client) Wait(ctx context.Context, n uint32) error {
 	height, err = c.rpcActor.GetBlockCount()
 	if err != nil {
 		c.logger.Error(ctx, logs.ClientCantGetBlockchainHeight,
-			zap.Error(err))
+			zap.String("error", err.Error()))
 		return nil
 	}
 
@@ -404,7 +404,7 @@ func (c *Client) Wait(ctx context.Context, n uint32) error {
 		newHeight, err = c.rpcActor.GetBlockCount()
 		if err != nil {
 			c.logger.Error(ctx, logs.ClientCantGetBlockchainHeight243,
-				zap.Error(err))
+				zap.String("error", err.Error()))
 			return nil
 		}
 
@@ -509,7 +509,7 @@ func (c *Client) NeoFSAlphabetList() (res keys.PublicKeys, err error) {
 
 	list, err := c.roleList(noderoles.NeoFSAlphabet)
 	if err != nil {
-		return nil, fmt.Errorf("get alphabet nodes role list: %w", err)
+		return nil, fmt.Errorf("can't get alphabet nodes role list: %w", err)
 	}
 
 	return list, nil
@@ -523,7 +523,7 @@ func (c *Client) GetDesignateHash() util.Uint160 {
 func (c *Client) roleList(r noderoles.Role) (keys.PublicKeys, error) {
 	height, err := c.rpcActor.GetBlockCount()
 	if err != nil {
-		return nil, fmt.Errorf("get chain height: %w", err)
+		return nil, fmt.Errorf("can't get chain height: %w", err)
 	}
 
 	return c.rolemgmt.GetDesignatedByRole(r, height)

pkg/morph/client/container/containers_of.go

@@ -2,7 +2,9 @@ package container
 
 import (
 	"errors"
+	"fmt"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
 	"github.com/nspcc-dev/neo-go/pkg/rpcclient/unwrap"
@@ -14,36 +16,27 @@ import (
 //
 // If remote RPC does not support neo-go session API, fallback to List() method.
 func (c *Client) ContainersOf(idUser *user.ID) ([]cid.ID, error) {
-	var cidList []cid.ID
-	var err error
-
-	cb := func(id cid.ID) error {
-		cidList = append(cidList, id)
-		return nil
-	}
-	if err = c.IterateContainersOf(idUser, cb); err != nil {
-		return nil, err
-	}
-	return cidList, nil
-}
-
-// iterateContainers iterates over a list of container identifiers
-// belonging to the specified user of FrostFS system and executes
-// `cb` on each element. If idUser is nil, calls it on the list of all containers.
-func (c *Client) IterateContainersOf(idUser *user.ID, cb func(item cid.ID) error) error {
 	var rawID []byte
+
 	if idUser != nil {
 		rawID = idUser.WalletBytes()
 	}
 
-	itemCb := func(item stackitem.Item) error {
-		id, err := getCIDfromStackItem(item)
+	var cidList []cid.ID
+	cb := func(item stackitem.Item) error {
+		rawID, err := client.BytesFromStackItem(item)
 		if err != nil {
-			return err
+			return fmt.Errorf("could not get byte array from stack item (%s): %w", containersOfMethod, err)
 		}
-		if err = cb(id); err != nil {
-			return err
+
+		var id cid.ID
+
+		err = id.Decode(rawID)
+		if err != nil {
+			return fmt.Errorf("decode container ID: %w", err)
 		}
+
+		cidList = append(cidList, id)
 		return nil
 	}
 
@@ -57,10 +50,13 @@ func (c *Client) IterateContainersOf(idUser *user.ID, cb func(item cid.ID) error
 	const batchSize = 512
 
 	cnrHash := c.client.ContractAddress()
-	err := c.client.Morph().TestInvokeIterator(itemCb, batchSize, cnrHash, containersOfMethod, rawID)
-	if err != nil && errors.Is(err, unwrap.ErrNoSessionID) {
-		return c.iterate(idUser, cb)
+	err := c.client.Morph().TestInvokeIterator(cb, batchSize, cnrHash, containersOfMethod, rawID)
+	if err != nil {
+		if errors.Is(err, unwrap.ErrNoSessionID) {
+			return c.list(idUser)
+		}
+		return nil, err
 	}
 
-	return err
+	return cidList, nil
 }

pkg/morph/client/container/delete.go

@@ -78,7 +78,7 @@ func (c *Client) Delete(ctx context.Context, p DeletePrm) (uint32, error) {
 
 	res, err := c.client.Invoke(ctx, prm)
 	if err != nil {
-		return 0, fmt.Errorf("invoke method (%s): %w", deleteMethod, err)
+		return 0, fmt.Errorf("could not invoke method (%s): %w", deleteMethod, err)
 	}
 	return res.VUB, nil
 }