fix container_creation_retry

Signed-off-by: Liza <e.chichindaeva@yadro.com>

README.md

@@ -48,10 +48,11 @@ Create native client with `connect` method. Arguments:
 - dial timeout in seconds (0 for the default value)
 - stream timeout in seconds (0 for the default value)
 - generate object header on the client side (for big object - split locally too)
+- max size for generated object header on the client side (for big object - the size that the object is splitted into)
 
 ```js
 import native from 'k6/x/frostfs/native';
-const frostfs_cli = native.connect("s01.frostfs.devenv:8080", "", 0, 0, false)
+const frostfs_cli = native.connect("s01.frostfs.devenv:8080", "", 0, 0, false, 0)
 ```
 
 ### Methods

cmd/xk6-registry/importer/import.go

@@ -0,0 +1,55 @@
+package importer
+
+import (
+	"encoding/json"
+	"os"
+
+	"git.frostfs.info/TrueCloudLab/xk6-frostfs/internal/registry"
+)
+
+type PreGenObj struct {
+	Bucket    string `json:"bucket"`
+	Object    string `json:"object"`
+	Container string `json:"container"`
+}
+
+type PreGenerateInfo struct {
+	Buckets    []string    `json:"buckets"`
+	Containers []string    `json:"containers"`
+	Objects    []PreGenObj `json:"objects"`
+	ObjSize    string      `json:"obj_size"`
+}
+
+// ImportJSONPreGen writes objects from pregenerated JSON file
+// to the registry.
+// Note that ImportJSONPreGen does not check if object already
+// exists in the registry so in case of re-entry the registry
+// will have two entities representing the same object.
+func ImportJSONPreGen(o *registry.ObjRegistry, filename string) error {
+	f, err := os.ReadFile(filename)
+	if err != nil {
+		return err
+	}
+
+	var pregenInfo PreGenerateInfo
+	err = json.Unmarshal(f, &pregenInfo)
+	if err != nil {
+		return err
+	}
+
+	// AddObject uses DB.Batch to combine concurrent Batch calls
+	// into a single Bolt transaction. DB.Batch is limited by
+	// DB.MaxBatchDelay which may affect perfomance.
+	for _, obj := range pregenInfo.Objects {
+		if obj.Bucket != "" {
+			err = o.AddObject("", "", obj.Bucket, obj.Object, "")
+		} else {
+			err = o.AddObject(obj.Container, obj.Object, "", "", "")
+		}
+		if err != nil {
+			return err
+		}
+	}
+
+	return nil
+}

cmd/xk6-registry/importer/root.go

@@ -0,0 +1,27 @@
+package importer
+
+import (
+	"git.frostfs.info/TrueCloudLab/xk6-frostfs/internal/registry"
+	"github.com/spf13/cobra"
+)
+
+// Cmd represents the import command.
+var Cmd = &cobra.Command{
+	Use:   "import",
+	Short: "Import objects into registry",
+	Long:  "Import objects into registry from pregenerated files",
+	Example: `xk6-registry import registry.bolt preset.json
+xk6-registry import --status created registry.bolt preset.json another_preset.json`,
+	RunE: runCmd,
+	Args: cobra.MinimumNArgs(2),
+}
+
+func runCmd(cmd *cobra.Command, args []string) error {
+	objRegistry := registry.NewObjRegistry(cmd.Context(), args[0])
+	for i := 1; i < len(args); i++ {
+		if err := ImportJSONPreGen(objRegistry, args[i]); err != nil {
+			return err
+		}
+	}
+	return nil
+}

cmd/xk6-registry/main.go

@@ -0,0 +1,18 @@
+package main
+
+import (
+	"context"
+	"os"
+	"os/signal"
+	"syscall"
+)
+
+func main() {
+	ctx, _ := signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM, syscall.SIGHUP)
+
+	if cmd, err := rootCmd.ExecuteContextC(ctx); err != nil {
+		cmd.PrintErrln("Error:", err.Error())
+		cmd.PrintErrf("Run '%v --help' for usage.\n", cmd.CommandPath())
+		os.Exit(1)
+	}
+}

cmd/xk6-registry/root.go

@@ -0,0 +1,33 @@
+package main
+
+import (
+	"runtime"
+
+	"git.frostfs.info/TrueCloudLab/xk6-frostfs/cmd/xk6-registry/importer"
+	"git.frostfs.info/TrueCloudLab/xk6-frostfs/internal/version"
+	"github.com/spf13/cobra"
+)
+
+var rootCmd = &cobra.Command{
+	Use:     "xk6-registry",
+	Version: version.Version,
+	Short:   "Command Line Tool to work with Registry",
+	Long: `Registry provides tools to work with object registry for xk6.
+It contains command for importing objects in registry from preset`,
+	SilenceErrors: true,
+	SilenceUsage:  true,
+	Run:           rootCmdRun,
+}
+
+func init() {
+	cobra.AddTemplateFunc("runtimeVersion", runtime.Version)
+	rootCmd.SetVersionTemplate(`FrostFS xk6-registry
+{{printf "Version: %s" .Version }}
+GoVersion: {{ runtimeVersion }}
+`)
+	rootCmd.AddCommand(importer.Cmd)
+}
+
+func rootCmdRun(cmd *cobra.Command, _ []string) {
+	_ = cmd.Usage()
+}

examples/native.js

@@ -3,7 +3,7 @@ import { fail } from "k6";
 import { uuidv4 } from '../scenarios/libs/k6-utils-1.4.0.js';
 
 const payload = open('../go.sum', 'b');
-const frostfs_cli = native.connect("s01.frostfs.devenv:8080", "1dd37fba80fec4e6a6f13fd708d8dcb3b29def768017052f6c930fa1c5d90bbb", 0, 0, false)
+const frostfs_cli = native.connect("s01.frostfs.devenv:8080", "1dd37fba80fec4e6a6f13fd708d8dcb3b29def768017052f6c930fa1c5d90bbb", 0, 0, false, 0)
 
 export const options = {
     stages: [

examples/native_onsite.js

@@ -3,7 +3,7 @@ import { uuidv4 } from '../scenarios/libs/k6-utils-1.4.0.js';
 
 const payload = open('../go.sum', 'b');
 const container = "AjSxSNNXbJUDPqqKYm1VbFVDGCakbpUNH8aGjPmGAH3B"
-const frostfs_cli = native.connect("s01.frostfs.devenv:8080", "", 0, 0, false)
+const frostfs_cli = native.connect("s01.frostfs.devenv:8080", "", 0, 0, false, 0)
 const frostfs_obj = frostfs_cli.onsite(container, payload)
 
 export const options = {

internal/native/cache.go

@@ -0,0 +1,58 @@
+package native
+
+import (
+	"context"
+	"sync"
+	"time"
+
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
+)
+
+const networkCacheTTL = time.Minute
+
+var networkInfoCache = &networkInfoCacheT{}
+
+type networkInfoCacheT struct {
+	guard   sync.RWMutex
+	current *netmap.NetworkInfo
+	fetchTS time.Time
+}
+
+func (c *networkInfoCacheT) getOrFetch(ctx context.Context, cli *client.Client) (*netmap.NetworkInfo, error) {
+	if v := c.get(); v != nil {
+		return v, nil
+	}
+	return c.fetch(ctx, cli)
+}
+
+func (c *networkInfoCacheT) get() *netmap.NetworkInfo {
+	c.guard.RLock()
+	defer c.guard.RUnlock()
+
+	if c.current == nil || time.Since(c.fetchTS) > networkCacheTTL {
+		return nil
+	}
+
+	return c.current
+}
+
+func (c *networkInfoCacheT) fetch(ctx context.Context, cli *client.Client) (*netmap.NetworkInfo, error) {
+	c.guard.Lock()
+	defer c.guard.Unlock()
+
+	if time.Since(c.fetchTS) <= networkCacheTTL {
+		return c.current, nil
+	}
+
+	res, err := cli.NetworkInfo(ctx, client.PrmNetworkInfo{})
+	if err != nil {
+		return nil, err
+	}
+
+	v := res.Info()
+	c.current = &v
+	c.fetchTS = time.Now()
+
+	return c.current, nil
+}

internal/native/client.go

@@ -35,6 +35,7 @@ type (
 		tok            session.Object
 		cli            *client.Client
 		prepareLocally bool
+		maxObjSize     uint64
 	}
 
 	PutResponse struct {
@@ -71,6 +72,7 @@ type (
 		hdr            object.Object
 		payload        []byte
 		prepareLocally bool
+		maxObjSize     uint64
 	}
 )
 
@@ -103,7 +105,7 @@ func (c *Client) Put(containerID string, headers map[string]string, payload data
 	o.SetOwnerID(owner)
 	o.SetAttributes(attrs...)
 
-	resp, err := put(c.vu, c.cli, c.prepareLocally, &tok, &o, payload, chunkSize)
+	resp, err := put(c.vu, c.cli, c.prepareLocally, &tok, &o, payload, chunkSize, c.maxObjSize)
 	if err != nil {
 		return PutResponse{Success: false, Error: err.Error()}
 	}
@@ -373,6 +375,7 @@ func (c *Client) Onsite(containerID string, payload datagen.Payload) PreparedObj
 		hdr:            *obj,
 		payload:        data,
 		prepareLocally: c.prepareLocally,
+		maxObjSize:     c.maxObjSize,
 	}
 }
 
@@ -398,7 +401,7 @@ func (p PreparedObject) Put(headers map[string]string) PutResponse {
 		return PutResponse{Success: false, Error: err.Error()}
 	}
 
-	_, err = put(p.vu, p.cli, p.prepareLocally, nil, &obj, datagen.NewFixedPayload(p.payload), 0)
+	_, err = put(p.vu, p.cli, p.prepareLocally, nil, &obj, datagen.NewFixedPayload(p.payload), 0, p.maxObjSize)
 	if err != nil {
 		return PutResponse{Success: false, Error: err.Error()}
 	}
@@ -413,7 +416,7 @@ func (s epochSource) CurrentEpoch() uint64 {
 }
 
 func put(vu modules.VU, cli *client.Client, prepareLocally bool, tok *session.Object,
-	hdr *object.Object, payload datagen.Payload, chunkSize int,
+	hdr *object.Object, payload datagen.Payload, chunkSize int, maxObjSize uint64,
 ) (*client.ResObjectPut, error) {
 	bufSize := defaultBufferSize
 	if chunkSize > 0 {
@@ -434,13 +437,16 @@ func put(vu modules.VU, cli *client.Client, prepareLocally bool, tok *session.Ob
 		prm.MaxChunkLength = chunkSize
 	}
 	if prepareLocally {
-		res, err := cli.NetworkInfo(vu.Context(), client.PrmNetworkInfo{})
+		ni, err := networkInfoCache.getOrFetch(vu.Context(), cli)
 		if err != nil {
 			return nil, err
 		}
-		prm.MaxSize = res.Info().MaxObjectSize()
-		prm.EpochSource = epochSource(res.Info().CurrentEpoch())
+		prm.MaxSize = ni.MaxObjectSize()
+		prm.EpochSource = epochSource(ni.CurrentEpoch())
 		prm.WithoutHomomorphHash = true
+		if maxObjSize > 0 {
+			prm.MaxSize = maxObjSize
+		}
 	}
 
 	objectWriter, err := cli.ObjectPutInit(vu.Context(), prm)

internal/native/native.go

@@ -52,13 +52,17 @@ func (n *Native) Exports() modules.Exports {
 	return modules.Exports{Default: n}
 }
 
-func (n *Native) Connect(endpoint, hexPrivateKey string, dialTimeout, streamTimeout int, prepareLocally bool) (*Client, error) {
+func (n *Native) Connect(endpoint, hexPrivateKey string, dialTimeout, streamTimeout int, prepareLocally bool, maxObjSize int) (*Client, error) {
 	var (
 		cli client.Client
 		pk  *keys.PrivateKey
 		err error
 	)
 
+	if maxObjSize < 0 {
+		return nil, fmt.Errorf("max object size value must be positive")
+	}
+
 	pk, err = keys.NewPrivateKey()
 	if len(hexPrivateKey) != 0 {
 		pk, err = keys.NewPrivateKeyFromHex(hexPrivateKey)
@@ -114,6 +118,16 @@ func (n *Native) Connect(endpoint, hexPrivateKey string, dialTimeout, streamTime
 	tok.SetAuthKey(&key)
 	tok.SetExp(exp)
 
+	if prepareLocally && maxObjSize > 0 {
+		res, err := cli.NetworkInfo(n.vu.Context(), client.PrmNetworkInfo{})
+		if err != nil {
+			return nil, err
+		}
+		if uint64(maxObjSize) > res.Info().MaxObjectSize() {
+			return nil, fmt.Errorf("max object size must be not greater than %d bytes", res.Info().MaxObjectSize())
+		}
+	}
+
 	// register metrics
 
 	objPutSuccess, _ = stats.Registry.NewMetric("frostfs_obj_put_success", metrics.Counter)
@@ -140,5 +154,6 @@ func (n *Native) Connect(endpoint, hexPrivateKey string, dialTimeout, streamTime
 		tok:            tok,
 		cli:            &cli,
 		prepareLocally: prepareLocally,
+		maxObjSize:     uint64(maxObjSize),
 	}, nil
 }

internal/registry/obj_selector.go

@@ -9,6 +9,8 @@ import (
 	"go.etcd.io/bbolt"
 )
 
+const nextObjectTimeout = 10 * time.Second
+
 type ObjFilter struct {
 	Status string
 	Age    int
@@ -57,9 +59,18 @@ func NewObjSelector(registry *ObjRegistry, selectionSize int, kind SelectorKind,
 //   - underlying registry context is done, nil objects will be returned on the
 //     currently blocked and every further NextObject calls.
 func (o *ObjSelector) NextObject() *ObjectInfo {
+	if o.kind == SelectorOneshot {
 		return <-o.objChan
 	}
 
+	select {
+	case <-time.After(nextObjectTimeout):
+		return nil
+	case obj := <-o.objChan:
+		return obj
+	}
+}
+
 // Count returns total number of objects that match filter of the selector.
 func (o *ObjSelector) Count() (int, error) {
 	count := 0

scenarios/grpc.js

@@ -31,8 +31,8 @@ const grpc_endpoint =
 const grpc_client = native.connect(
   grpc_endpoint, '', __ENV.DIAL_TIMEOUT ? parseInt(__ENV.DIAL_TIMEOUT) : 5,
   __ENV.STREAM_TIMEOUT ? parseInt(__ENV.STREAM_TIMEOUT) : 60,
-    __ENV.PREPARE_LOCALLY ? __ENV.PREPARE_LOCALLY.toLowerCase() === 'true'
-                          : false);
+  __ENV.PREPARE_LOCALLY ? __ENV.PREPARE_LOCALLY.toLowerCase() === 'true' : false,
+  1024 * parseInt(__ENV.MAX_OBJECT_SIZE || '0'));
 const log = logging.new().withField('endpoint', grpc_endpoint);
 
 const registry_enabled = !!__ENV.REGISTRY_FILE;

scenarios/grpc_car.js

@@ -30,8 +30,8 @@ const grpc_endpoint =
 const grpc_client = native.connect(
   grpc_endpoint, '', __ENV.DIAL_TIMEOUT ? parseInt(__ENV.DIAL_TIMEOUT) : 5,
   __ENV.STREAM_TIMEOUT ? parseInt(__ENV.STREAM_TIMEOUT) : 60,
-    __ENV.PREPARE_LOCALLY ? __ENV.PREPARE_LOCALLY.toLowerCase() === 'true' :
-                            false);
+  __ENV.PREPARE_LOCALLY ? __ENV.PREPARE_LOCALLY.toLowerCase() === 'true' : false,
+  1024 * parseInt(__ENV.MAX_OBJECT_SIZE || '0'));
 const log = logging.new().withField('endpoint', grpc_endpoint);
 
 const registry_enabled = !!__ENV.REGISTRY_FILE;

scenarios/preset/helpers/aws_cli.py

@@ -4,15 +4,16 @@ from helpers.cmd import execute_cmd, log
 
 
 def create_bucket(endpoint, versioning, location, acl, no_verify_ssl):
+    configuration = ""
     if location:
-        location = f"--create-bucket-configuration 'LocationConstraint={location}'"
+        configuration = f"--create-bucket-configuration 'LocationConstraint={location}'"
     if acl:
         acl = f"--acl {acl}"
 
     bucket_name = str(uuid.uuid4())
     no_verify_ssl_str = "--no-verify-ssl" if no_verify_ssl else ""
     cmd_line = f"aws {no_verify_ssl_str} s3api create-bucket --bucket {bucket_name} " \
-               f"--endpoint {endpoint} {location} {acl} "
+               f"--endpoint {endpoint} {configuration} {acl} "
     cmd_line_ver = f"aws {no_verify_ssl_str} s3api put-bucket-versioning --bucket {bucket_name} " \
                    f"--versioning-configuration Status=Enabled --endpoint {endpoint} {acl} "
 
@@ -33,7 +34,7 @@ def create_bucket(endpoint, versioning, location, acl, no_verify_ssl):
         else:
             log(f"Bucket versioning has been applied for bucket {bucket_name}", endpoint)
     
-    log(f"Created bucket: {bucket_name}", endpoint)
+    log(f"Created bucket: {bucket_name} ({location})", endpoint)
     return bucket_name
 
 

scenarios/preset/helpers/frostfs_cli.py

@@ -1,8 +1,8 @@
 import re
 from helpers.cmd import execute_cmd, log
 
-def create_container(endpoint, policy, wallet_path, config, acl, local=False, depth=0):
-    if depth > 20:
+def create_container(endpoint, policy, container_creation_retry, wallet_path, config, acl, local=False, retry=0):
+    if retry > int(container_creation_retry):
         raise ValueError(f"unable to create container: too many unsuccessful attempts")
 
     if wallet_path:
@@ -34,7 +34,7 @@ def create_container(endpoint, policy, wallet_path, config, acl, local=False, de
         raise ValueError(f"no CID was parsed from command output:\t{fst_str}")
     cid = splitted[1]
 
-    log(f"Created container {cid}", endpoint)
+    log(f"Created container: {cid} ({policy})", endpoint)
 
     if not local:
         return cid
@@ -88,7 +88,7 @@ def create_container(endpoint, policy, wallet_path, config, acl, local=False, de
             return cid
     
     log(f"Created container {cid} is not stored on {endpoint}, creating another one...", endpoint)
-    return create_container(endpoint, policy, wallet_path, config, acl, local, depth + 1)
+    return create_container(endpoint, policy, container_creation_retry, wallet_path, config, acl, local, retry + 1)
 
 
 def upload_object(container, payload_filepath, endpoint, wallet_file, wallet_config):

scenarios/preset/preset_grpc.py

@@ -15,18 +15,20 @@ from helpers.frostfs_cli import create_container, upload_object
 ERROR_WRONG_CONTAINERS_COUNT = 1
 ERROR_WRONG_OBJECTS_COUNT = 2
 MAX_WORKERS = 50
+DEFAULT_POLICY = "REP 2 IN X CBF 2 SELECT 2 FROM * AS X"
 
 parser = argparse.ArgumentParser()
 parser.add_argument('--size', help='Upload objects size in kb')
 parser.add_argument('--containers', help='Number of containers to create')
+parser.add_argument('--retry', default=20, help='Maximum number of retries to create a container')
 parser.add_argument('--out', help='JSON file with output')
 parser.add_argument('--preload_obj', help='Number of pre-loaded objects')
 parser.add_argument('--wallet', help='Wallet file path')
 parser.add_argument('--config', help='Wallet config file path')
 parser.add_argument(
     "--policy",
-    help="Container placement policy",
-    default="REP 2 IN X CBF 2 SELECT 2 FROM * AS X"
+    help=f"Container placement policy. Default is {DEFAULT_POLICY}",
+    action="append"
 )
 parser.add_argument('--endpoint', help='Nodes addresses separated by comma.')
 parser.add_argument('--update', help='Save existed containers')
@@ -46,7 +48,10 @@ def main():
     objects_list = []
 
     endpoints = args.endpoint.split(',')
+    if not args.policy:
+        args.policy = [DEFAULT_POLICY]
 
+    container_creation_retry = args.retry
     wallet = args.wallet
     wallet_config = args.config
     workers = int(args.workers)
@@ -63,9 +68,9 @@ def main():
         containers_count = int(args.containers)
         print(f"Create containers: {containers_count}")
         with ProcessPoolExecutor(max_workers=min(MAX_WORKERS, workers)) as executor:
-            containers_runs = [executor.submit(create_container, endpoint, args.policy, wallet, wallet_config, args.acl, args.local)
-                               for _, endpoint in 
-                               zip(range(containers_count), cycle(endpoints))]
+            containers_runs = [executor.submit(create_container, endpoint, policy, container_creation_retry, wallet, wallet_config, args.acl, args.local)
+                               for _, endpoint, policy in 
+                               zip(range(containers_count), cycle(endpoints), cycle(args.policy))]
 
         for run in containers_runs:
             container_id = run.result()

scenarios/preset/preset_s3.py

@@ -11,6 +11,11 @@ from concurrent.futures import ProcessPoolExecutor
 from helpers.cmd import random_payload
 from helpers.aws_cli import create_bucket, upload_object
 
+ERROR_WRONG_CONTAINERS_COUNT = 1
+ERROR_WRONG_OBJECTS_COUNT = 2
+MAX_WORKERS = 50
+DEFAULT_LOCATION = ""
+
 parser = argparse.ArgumentParser()
 
 parser.add_argument('--size', help='Upload objects size in kb.')
@@ -20,7 +25,7 @@ parser.add_argument('--preload_obj', help='Number of pre-loaded objects.')
 parser.add_argument('--endpoint', help='S3 Gateways addresses separated by comma.')
 parser.add_argument('--update', help='True/False, False by default. Save existed buckets from target file (--out). '
                                      'New buckets will not be created.')
-parser.add_argument('--location', help='AWS location. Will be empty, if has not be declared.', default="")
+parser.add_argument('--location', help=f'AWS location constraint. Default is "{DEFAULT_LOCATION}"', action="append")
 parser.add_argument('--versioning', help='True/False, False by default.')
 parser.add_argument('--ignore-errors', help='Ignore preset errors', action='store_true')
 parser.add_argument('--no-verify-ssl', help='Ignore SSL verifications', action='store_true')
@@ -32,10 +37,6 @@ parser.add_argument('--acl', help='Bucket ACL. Default is private. Expected valu
 args = parser.parse_args()
 print(args)
 
-ERROR_WRONG_CONTAINERS_COUNT = 1
-ERROR_WRONG_OBJECTS_COUNT = 2
-MAX_WORKERS = 50
-
 def main():
     buckets = []
     objects_list = []
@@ -43,6 +44,8 @@ def main():
     no_verify_ssl = args.no_verify_ssl
 
     endpoints = args.endpoint.split(',')
+    if not args.location:
+        args.location = [DEFAULT_LOCATION]
 
     workers = int(args.workers)
     objects_per_bucket = int(args.preload_obj)
@@ -59,9 +62,9 @@ def main():
         print(f"Create buckets: {buckets_count}")
 
         with ProcessPoolExecutor(max_workers=min(MAX_WORKERS, workers)) as executor:
-            buckets_runs = [executor.submit(create_bucket, endpoint, args.versioning, args.location, args.acl, no_verify_ssl) 
-                            for _, endpoint in 
-                            zip(range(buckets_count), cycle(endpoints))]
+            buckets_runs = [executor.submit(create_bucket, endpoint, args.versioning, location, args.acl, no_verify_ssl) 
+                            for _, endpoint, location in 
+                            zip(range(buckets_count), cycle(endpoints), cycle(args.location))]
 
         for run in buckets_runs:
             bucket_name = run.result()

scenarios/s3_dar.js

@@ -71,11 +71,23 @@ if (write_vu_count > 0) {
     };
 }
 
+const read_vu_count = parseInt(__ENV.READERS || '0');
+if (read_vu_count > 0) {
+    scenarios.read = {
+        executor : 'constant-vus',
+        vus : read_vu_count,
+        duration : `${duration}s`,
+        exec : 'obj_read',
+        gracefulStop : '5s',
+    };
+}
+
 const delete_age = __ENV.DELETE_AGE ? parseInt(__ENV.DELETE_AGE) : undefined;
 let obj_to_delete_selector = undefined;
 let obj_to_delete_exit_on_null = undefined;
-if (registry_enabled && delete_age) {
-    obj_to_delete_exit_on_null = write_vu_count == 0;
+
+if (registry_enabled ) {
+    obj_to_delete_exit_on_null = (write_vu_count == 0) && (read_vu_count == 0)
 
     let constructor = obj_to_delete_exit_on_null ? registry.getOneshotSelector
         : registry.getSelector;
@@ -88,16 +100,7 @@ if (registry_enabled && delete_age) {
             });
 }
 
-const read_vu_count = parseInt(__ENV.READERS || '0');
-if (read_vu_count > 0) {
-    scenarios.read = {
-        executor : 'constant-vus',
-        vus : read_vu_count,
-        duration : `${duration}s`,
-        exec : 'obj_read',
-        gracefulStop : '5s',
-    };
-}
+
 
 const delete_vu_count = parseInt(__ENV.DELETERS || '0');
 if (delete_vu_count > 0) {

scenarios/verify.js

@@ -44,9 +44,8 @@ if (__ENV.GRPC_ENDPOINTS) {
   grpc_client = native.connect(
     grpcEndpoint, '', __ENV.DIAL_TIMEOUT ? parseInt(__ENV.DIAL_TIMEOUT) : 0,
     __ENV.STREAM_TIMEOUT ? parseInt(__ENV.STREAM_TIMEOUT) : 0,
-      __ENV.PREPARE_LOCALLY ? __ENV.PREPARE_LOCALLY.toLowerCase() === 'true' :
-                              false,
-      '');
+    __ENV.PREPARE_LOCALLY ? __ENV.PREPARE_LOCALLY.toLowerCase() === 'true' : false,
+    1024 * parseInt(__ENV.MAX_OBJECT_SIZE || '0'));
 }
 
 // Connect to random S3 endpoint