diff --git a/cmd/neofs-node/config.go b/cmd/neofs-node/config.go
index 648968f18d..f638798099 100644
--- a/cmd/neofs-node/config.go
+++ b/cmd/neofs-node/config.go
@@ -417,7 +417,7 @@ func initShardOptions(c *cfg) {
 		gcCfg := sc.GC()
 
 		metaPath := metabaseCfg.Path()
-		metaPerm := metabaseCfg.Perm()
+		metaPerm := metabaseCfg.BoltDB().Perm()
 		fatalOnErr(util.MkdirAllX(filepath.Dir(metaPath), metaPerm))
 
 		gcEventChannel := make(chan shard.Event)
diff --git a/cmd/neofs-node/config/engine/config_test.go b/cmd/neofs-node/config/engine/config_test.go
index 9e7aef07b1..a7476b6c20 100644
--- a/cmd/neofs-node/config/engine/config_test.go
+++ b/cmd/neofs-node/config/engine/config_test.go
@@ -67,7 +67,7 @@ func TestEngineSection(t *testing.T) {
 				require.EqualValues(t, 3221225472, wc.SizeLimit())
 
 				require.Equal(t, "tmp/0/meta", meta.Path())
-				require.Equal(t, fs.FileMode(0644), meta.Perm())
+				require.Equal(t, fs.FileMode(0644), meta.BoltDB().Perm())
 
 				require.Equal(t, "tmp/0/blob", blob.Path())
 				require.EqualValues(t, 0644, blob.Perm())
@@ -97,7 +97,7 @@ func TestEngineSection(t *testing.T) {
 				require.EqualValues(t, 4294967296, wc.SizeLimit())
 
 				require.Equal(t, "tmp/1/meta", meta.Path())
-				require.Equal(t, fs.FileMode(0644), meta.Perm())
+				require.Equal(t, fs.FileMode(0644), meta.BoltDB().Perm())
 
 				require.Equal(t, "tmp/1/blob", blob.Path())
 				require.EqualValues(t, 0644, blob.Perm())
diff --git a/cmd/neofs-node/config/engine/shard/blobstor/blobovnicza/config.go b/cmd/neofs-node/config/engine/shard/blobstor/blobovnicza/config.go
index a854b6d62a..1cb571b91c 100644
--- a/cmd/neofs-node/config/engine/shard/blobstor/blobovnicza/config.go
+++ b/cmd/neofs-node/config/engine/shard/blobstor/blobovnicza/config.go
@@ -2,6 +2,7 @@ package blobovniczaconfig
 
 import (
 	"github.com/nspcc-dev/neofs-node/cmd/neofs-node/config"
+	boltdbconfig "github.com/nspcc-dev/neofs-node/cmd/neofs-node/config/engine/shard/boltdb"
 )
 
 // Config is a wrapper over the config section
@@ -91,3 +92,8 @@ func (x *Config) OpenedCacheSize() int {
 
 	return OpenedCacheSizeDefault
 }
+
+// BoltDB returns config instance for querying bolt db specific parameters.
+func (x *Config) BoltDB() *boltdbconfig.Config {
+	return (*boltdbconfig.Config)(x)
+}
diff --git a/cmd/neofs-node/config/engine/shard/boltdb/boltdb.go b/cmd/neofs-node/config/engine/shard/boltdb/boltdb.go
new file mode 100644
index 0000000000..b337daccb0
--- /dev/null
+++ b/cmd/neofs-node/config/engine/shard/boltdb/boltdb.go
@@ -0,0 +1,63 @@
+package boltdbconfig
+
+import (
+	"io/fs"
+	"time"
+
+	"github.com/nspcc-dev/neofs-node/cmd/neofs-node/config"
+)
+
+// Config is a wrapper over the config section
+// which provides access to boltdb specific parameters.
+type Config config.Config
+
+// config defaults
+const (
+	// PermDefault is a default permission bits for metabase file.
+	PermDefault = 0660
+)
+
+// Perm returns the value of "perm" config parameter as a fs.FileMode.
+//
+// Returns PermDefault if the value is not a positive number.
+func (x *Config) Perm() fs.FileMode {
+	p := config.UintSafe(
+		(*config.Config)(x),
+		"perm",
+	)
+
+	if p == 0 {
+		p = PermDefault
+	}
+
+	return fs.FileMode(p)
+}
+
+// MaxBatchDelay returns the value of "max_batch_delay" config parameter.
+//
+// Returns 0 if the value is not a positive number.
+func (x *Config) MaxBatchDelay() time.Duration {
+	d := config.DurationSafe((*config.Config)(x), "max_batch_delay")
+	if d < 0 {
+		d = 0
+	}
+	return d
+}
+
+// MaxBatchSize returns the value of "max_batch_size" config parameter.
+//
+// Returns 0 if the value is not a positive number.
+func (x *Config) MaxBatchSize() int {
+	s := int(config.IntSafe((*config.Config)(x), "max_batch_size"))
+	if s < 0 {
+		s = 0
+	}
+	return s
+}
+
+// NoSync returns the value of "no_sync" config parameter.
+//
+// Returns false if the value is not a boolean.
+func (x *Config) NoSync() bool {
+	return config.BoolSafe((*config.Config)(x), "no_sync")
+}
diff --git a/cmd/neofs-node/config/engine/shard/metabase/config.go b/cmd/neofs-node/config/engine/shard/metabase/config.go
index f9b048d7dc..ec684e0177 100644
--- a/cmd/neofs-node/config/engine/shard/metabase/config.go
+++ b/cmd/neofs-node/config/engine/shard/metabase/config.go
@@ -1,21 +1,14 @@
 package metabaseconfig
 
 import (
-	"io/fs"
-
 	"github.com/nspcc-dev/neofs-node/cmd/neofs-node/config"
+	boltdbconfig "github.com/nspcc-dev/neofs-node/cmd/neofs-node/config/engine/shard/boltdb"
 )
 
 // Config is a wrapper over the config section
 // which provides access to Metabase configurations.
 type Config config.Config
 
-// config defaults
-const (
-	// PermDefault is a default permission bits for metabase file.
-	PermDefault = 0660
-)
-
 // From wraps config section into Config.
 func From(c *config.Config) *Config {
 	return (*Config)(c)
@@ -37,18 +30,7 @@ func (x *Config) Path() string {
 	return p
 }
 
-// Perm returns the value of "perm" config parameter as a fs.FileMode.
-//
-// Returns PermDefault if the value is not a positive number.
-func (x *Config) Perm() fs.FileMode {
-	p := config.UintSafe(
-		(*config.Config)(x),
-		"perm",
-	)
-
-	if p == 0 {
-		p = PermDefault
-	}
-
-	return fs.FileMode(p)
+// BoltDB returns config instance for querying bolt db specific parameters.
+func (x *Config) BoltDB() *boltdbconfig.Config {
+	return (*boltdbconfig.Config)(x)
 }
diff --git a/cmd/neofs-node/config/engine/shard/writecache/config.go b/cmd/neofs-node/config/engine/shard/writecache/config.go
index 7a9f31fe18..4e45dedbc7 100644
--- a/cmd/neofs-node/config/engine/shard/writecache/config.go
+++ b/cmd/neofs-node/config/engine/shard/writecache/config.go
@@ -2,6 +2,7 @@ package writecacheconfig
 
 import (
 	"github.com/nspcc-dev/neofs-node/cmd/neofs-node/config"
+	boltdbconfig "github.com/nspcc-dev/neofs-node/cmd/neofs-node/config/engine/shard/boltdb"
 )
 
 // Config is a wrapper over the config section
@@ -133,3 +134,8 @@ func (x *Config) SizeLimit() uint64 {
 
 	return SizeLimitDefault
 }
+
+// BoltDB returns config instance for querying bolt db specific parameters.
+func (x *Config) BoltDB() *boltdbconfig.Config {
+	return (*boltdbconfig.Config)(x)
+}