diff --git a/internal/metrics/metabase.go b/internal/metrics/metabase.go
index 640c7f721..ee08f5545 100644
--- a/internal/metrics/metabase.go
+++ b/internal/metrics/metabase.go
@@ -12,7 +12,7 @@ type MetabaseMetrics interface {
 	SetMode(shardID, path string, mode string)
 	Close(shardID, path string)
 
-	MethodDuration(shardID, path string, method string, d time.Duration, success bool)
+	MethodDuration(shardID, path string, method string, d time.Duration, success bool, ioTag string)
 }
 
 func newMetabaseMetrics() *metabaseMetrics {
@@ -23,7 +23,7 @@ func newMetabaseMetrics() *metabaseMetrics {
 			Subsystem: metabaseSubSystem,
 			Name:      "request_duration_seconds",
 			Help:      "Accumulated Metabase request process duration",
-		}, []string{shardIDLabel, successLabel, pathLabel, methodLabel}),
+		}, []string{shardIDLabel, successLabel, pathLabel, methodLabel, ioTagLabel}),
 	}
 }
 
@@ -44,11 +44,12 @@ func (m *metabaseMetrics) Close(shardID, path string) {
 	})
 }
 
-func (m *metabaseMetrics) MethodDuration(shardID, path string, method string, d time.Duration, success bool) {
+func (m *metabaseMetrics) MethodDuration(shardID, path string, method string, d time.Duration, success bool, ioTag string) {
 	m.reqDuration.With(prometheus.Labels{
 		shardIDLabel: shardID,
 		pathLabel:    path,
 		successLabel: strconv.FormatBool(success),
 		methodLabel:  method,
+		ioTagLabel:   ioTag,
 	}).Observe(d.Seconds())
 }
diff --git a/pkg/local_object_storage/metabase/children.go b/pkg/local_object_storage/metabase/children.go
index acd367951..b8b910f74 100644
--- a/pkg/local_object_storage/metabase/children.go
+++ b/pkg/local_object_storage/metabase/children.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"time"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/qos"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/metaerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@@ -20,7 +21,7 @@ func (db *DB) GetChildren(ctx context.Context, addresses []oid.Address) (map[oid
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("GetChildren", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("GetChildren", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.GetChildren",
diff --git a/pkg/local_object_storage/metabase/containers.go b/pkg/local_object_storage/metabase/containers.go
index da27e6085..75fb92ff6 100644
--- a/pkg/local_object_storage/metabase/containers.go
+++ b/pkg/local_object_storage/metabase/containers.go
@@ -5,6 +5,7 @@ import (
 	"encoding/binary"
 	"time"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/qos"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/metaerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
@@ -17,7 +18,7 @@ func (db *DB) Containers(ctx context.Context) (list []cid.ID, err error) {
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("Containers", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("Containers", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.Containers")
diff --git a/pkg/local_object_storage/metabase/counter.go b/pkg/local_object_storage/metabase/counter.go
index 732f99519..17ad34e40 100644
--- a/pkg/local_object_storage/metabase/counter.go
+++ b/pkg/local_object_storage/metabase/counter.go
@@ -8,6 +8,7 @@ import (
 	"fmt"
 	"time"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/qos"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/metaerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
@@ -105,7 +106,7 @@ func (db *DB) ContainerCounters(ctx context.Context) (ContainerCounters, error)
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("ContainerCounters", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("ContainerCounters", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	ctx, span := tracing.StartSpanFromContext(ctx, "metabase.ContainerCounters")
@@ -200,7 +201,7 @@ func (db *DB) ContainerCount(ctx context.Context, id cid.ID) (ObjectCounters, er
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("ContainerCount", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("ContainerCount", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.ContainerCount")
@@ -544,7 +545,7 @@ func (db *DB) ZeroSizeContainers(ctx context.Context) ([]cid.ID, error) {
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("ZeroSizeContainers", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("ZeroSizeContainers", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	ctx, span := tracing.StartSpanFromContext(ctx, "metabase.ZeroSizeContainers")
@@ -634,7 +635,7 @@ func (db *DB) DeleteContainerSize(ctx context.Context, id cid.ID) error {
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("DeleteContainerSize", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("DeleteContainerSize", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.DeleteContainerSize",
@@ -672,7 +673,7 @@ func (db *DB) ZeroCountContainers(ctx context.Context) ([]cid.ID, error) {
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("ZeroCountContainers", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("ZeroCountContainers", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	ctx, span := tracing.StartSpanFromContext(ctx, "metabase.ZeroCountContainers")
@@ -717,7 +718,7 @@ func (db *DB) DeleteContainerCount(ctx context.Context, id cid.ID) error {
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("DeleteContainerCount", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("DeleteContainerCount", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.DeleteContainerCount",
diff --git a/pkg/local_object_storage/metabase/delete.go b/pkg/local_object_storage/metabase/delete.go
index d338e228f..aa05d406f 100644
--- a/pkg/local_object_storage/metabase/delete.go
+++ b/pkg/local_object_storage/metabase/delete.go
@@ -7,6 +7,7 @@ import (
 	"fmt"
 	"time"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/qos"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
 	storagelog "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/log"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/metaerr"
@@ -89,7 +90,7 @@ func (db *DB) Delete(ctx context.Context, prm DeletePrm) (DeleteRes, error) {
 		deleted   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("Delete", time.Since(startedAt), deleted)
+		db.metrics.AddMethodDuration("Delete", time.Since(startedAt), deleted, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.Delete",
diff --git a/pkg/local_object_storage/metabase/exists.go b/pkg/local_object_storage/metabase/exists.go
index 962108a76..f9cfbf6b9 100644
--- a/pkg/local_object_storage/metabase/exists.go
+++ b/pkg/local_object_storage/metabase/exists.go
@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"time"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/qos"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/metaerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/util/logicerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
@@ -62,7 +63,7 @@ func (db *DB) Exists(ctx context.Context, prm ExistsPrm) (res ExistsRes, err err
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("Exists", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("Exists", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.Exists",
diff --git a/pkg/local_object_storage/metabase/expired.go b/pkg/local_object_storage/metabase/expired.go
index 68144d8b1..a84c8c4fe 100644
--- a/pkg/local_object_storage/metabase/expired.go
+++ b/pkg/local_object_storage/metabase/expired.go
@@ -7,6 +7,7 @@ import (
 	"strconv"
 	"time"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/qos"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/metaerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
@@ -27,7 +28,7 @@ func (db *DB) FilterExpired(ctx context.Context, epoch uint64, addresses []oid.A
 		success   = true
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("FilterExpired", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("FilterExpired", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.FilterExpired",
diff --git a/pkg/local_object_storage/metabase/get.go b/pkg/local_object_storage/metabase/get.go
index 615add1af..271bdf416 100644
--- a/pkg/local_object_storage/metabase/get.go
+++ b/pkg/local_object_storage/metabase/get.go
@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"time"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/qos"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/metaerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/util/logicerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
@@ -58,7 +59,7 @@ func (db *DB) Get(ctx context.Context, prm GetPrm) (res GetRes, err error) {
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("Get", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("Get", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.Get",
diff --git a/pkg/local_object_storage/metabase/graveyard.go b/pkg/local_object_storage/metabase/graveyard.go
index 2f23d424c..44c41cd1b 100644
--- a/pkg/local_object_storage/metabase/graveyard.go
+++ b/pkg/local_object_storage/metabase/graveyard.go
@@ -7,6 +7,7 @@ import (
 	"fmt"
 	"time"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/qos"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/metaerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
@@ -68,7 +69,7 @@ func (db *DB) IterateOverGarbage(ctx context.Context, p GarbageIterationPrm) err
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("IterateOverGarbage", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("IterateOverGarbage", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.IterateOverGarbage")
@@ -148,7 +149,7 @@ func (db *DB) IterateOverGraveyard(ctx context.Context, p GraveyardIterationPrm)
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("IterateOverGraveyard", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("IterateOverGraveyard", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.IterateOverGraveyard")
@@ -266,7 +267,7 @@ func (db *DB) InhumeTombstones(ctx context.Context, tss []TombstonedObject) (Inh
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("InhumeTombstones", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("InhumeTombstones", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.InhumeTombstones")
diff --git a/pkg/local_object_storage/metabase/inhume.go b/pkg/local_object_storage/metabase/inhume.go
index 76018fb61..6c0e888db 100644
--- a/pkg/local_object_storage/metabase/inhume.go
+++ b/pkg/local_object_storage/metabase/inhume.go
@@ -7,6 +7,7 @@ import (
 	"fmt"
 	"time"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/qos"
 	storagelog "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/log"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/metaerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/util/logicerr"
@@ -177,7 +178,7 @@ func (db *DB) Inhume(ctx context.Context, prm InhumePrm) (InhumeRes, error) {
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("Inhume", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("Inhume", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.Inhume")
 	defer span.End()
diff --git a/pkg/local_object_storage/metabase/iterators.go b/pkg/local_object_storage/metabase/iterators.go
index 9cccd7dad..195ec0f9f 100644
--- a/pkg/local_object_storage/metabase/iterators.go
+++ b/pkg/local_object_storage/metabase/iterators.go
@@ -6,6 +6,7 @@ import (
 	"strconv"
 	"time"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/qos"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/metaerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/util/logicerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
@@ -53,7 +54,7 @@ func (db *DB) IterateExpired(ctx context.Context, epoch uint64, h ExpiredObjectH
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("IterateExpired", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("IterateExpired", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.IterateExpired",
 		trace.WithAttributes(
diff --git a/pkg/local_object_storage/metabase/list.go b/pkg/local_object_storage/metabase/list.go
index eaef3b9ba..81075766b 100644
--- a/pkg/local_object_storage/metabase/list.go
+++ b/pkg/local_object_storage/metabase/list.go
@@ -5,6 +5,7 @@ import (
 	"context"
 	"time"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/qos"
 	objectcore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/metaerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/util/logicerr"
@@ -99,7 +100,7 @@ func (db *DB) ListWithCursor(ctx context.Context, prm ListPrm) (res ListRes, err
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("ListWithCursor", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("ListWithCursor", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.ListWithCursor",
 		trace.WithAttributes(
@@ -300,7 +301,7 @@ func (db *DB) IterateOverContainers(ctx context.Context, prm IterateOverContaine
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("IterateOverContainers", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("IterateOverContainers", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.IterateOverContainers",
 		trace.WithAttributes(
@@ -361,7 +362,7 @@ func (db *DB) IterateOverObjectsInContainer(ctx context.Context, prm IterateOver
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("IterateOverObjectsInContainer", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("IterateOverObjectsInContainer", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.IterateOverObjectsInContainer",
 		trace.WithAttributes(
@@ -454,7 +455,7 @@ func (db *DB) CountAliveObjectsInContainer(ctx context.Context, prm CountAliveOb
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("CountAliveObjectsInBucket", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("CountAliveObjectsInBucket", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.CountAliveObjectsInBucket")
 	defer span.End()
diff --git a/pkg/local_object_storage/metabase/lock.go b/pkg/local_object_storage/metabase/lock.go
index b930a0141..c2d948a92 100644
--- a/pkg/local_object_storage/metabase/lock.go
+++ b/pkg/local_object_storage/metabase/lock.go
@@ -6,6 +6,7 @@ import (
 	"fmt"
 	"time"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/qos"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/metaerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/util/logicerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
@@ -42,7 +43,7 @@ func (db *DB) Lock(ctx context.Context, cnr cid.ID, locker oid.ID, locked []oid.
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("Lock", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("Lock", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.Lock",
@@ -125,13 +126,13 @@ func (db *DB) lockInternal(locked []oid.ID, cnr cid.ID, locker oid.ID) error {
 
 // FreeLockedBy unlocks all objects in DB which are locked by lockers.
 // Returns slice of unlocked object ID's or an error.
-func (db *DB) FreeLockedBy(lockers []oid.Address) ([]oid.Address, error) {
+func (db *DB) FreeLockedBy(ctx context.Context, lockers []oid.Address) ([]oid.Address, error) {
 	var (
 		startedAt = time.Now()
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("FreeLockedBy", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("FreeLockedBy", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	db.modeMtx.RLock()
@@ -328,7 +329,7 @@ func (db *DB) IsLocked(ctx context.Context, prm IsLockedPrm) (res IsLockedRes, e
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("IsLocked", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("IsLocked", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.IsLocked",
@@ -361,7 +362,7 @@ func (db *DB) GetLocks(ctx context.Context, addr oid.Address) (res []oid.ID, err
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("GetLocks", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("GetLocks", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.GetLocks",
diff --git a/pkg/local_object_storage/metabase/lock_test.go b/pkg/local_object_storage/metabase/lock_test.go
index 341ff9ad1..dde27ef08 100644
--- a/pkg/local_object_storage/metabase/lock_test.go
+++ b/pkg/local_object_storage/metabase/lock_test.go
@@ -121,7 +121,7 @@ func TestDB_Lock(t *testing.T) {
 		require.Len(t, res.DeletedLockObjects(), 1)
 		require.Equal(t, objectcore.AddressOf(lockObj), res.DeletedLockObjects()[0])
 
-		_, err = db.FreeLockedBy([]oid.Address{lockAddr})
+		_, err = db.FreeLockedBy(context.Background(), []oid.Address{lockAddr})
 		require.NoError(t, err)
 
 		inhumePrm.SetAddresses(objAddr)
@@ -152,7 +152,7 @@ func TestDB_Lock(t *testing.T) {
 
 		// unlock just objects that were locked by
 		// just removed locker
-		_, err = db.FreeLockedBy([]oid.Address{res.DeletedLockObjects()[0]})
+		_, err = db.FreeLockedBy(context.Background(), []oid.Address{res.DeletedLockObjects()[0]})
 		require.NoError(t, err)
 
 		// removing objects after unlock
diff --git a/pkg/local_object_storage/metabase/metrics.go b/pkg/local_object_storage/metabase/metrics.go
index d673560c7..9982bbcaa 100644
--- a/pkg/local_object_storage/metabase/metrics.go
+++ b/pkg/local_object_storage/metabase/metrics.go
@@ -12,12 +12,12 @@ type Metrics interface {
 	SetMode(m mode.ComponentMode)
 	Close()
 
-	AddMethodDuration(method string, d time.Duration, success bool)
+	AddMethodDuration(method string, d time.Duration, success bool, ioTag string)
 }
 
 type noopMetrics struct{}
 
-func (m *noopMetrics) SetParentID(string)                            {}
-func (m *noopMetrics) SetMode(mode.ComponentMode)                    {}
-func (m *noopMetrics) Close()                                        {}
-func (m *noopMetrics) AddMethodDuration(string, time.Duration, bool) {}
+func (m *noopMetrics) SetParentID(string)                                    {}
+func (m *noopMetrics) SetMode(mode.ComponentMode)                            {}
+func (m *noopMetrics) Close()                                                {}
+func (m *noopMetrics) AddMethodDuration(string, time.Duration, bool, string) {}
diff --git a/pkg/local_object_storage/metabase/put.go b/pkg/local_object_storage/metabase/put.go
index 5e1bbfe9e..160d71aef 100644
--- a/pkg/local_object_storage/metabase/put.go
+++ b/pkg/local_object_storage/metabase/put.go
@@ -9,6 +9,7 @@ import (
 	"strconv"
 	"time"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/qos"
 	objectCore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
 	storagelog "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/log"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/metaerr"
@@ -73,7 +74,7 @@ func (db *DB) Put(ctx context.Context, prm PutPrm) (res PutRes, err error) {
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("Put", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("Put", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.Put",
diff --git a/pkg/local_object_storage/metabase/select.go b/pkg/local_object_storage/metabase/select.go
index 9f1b8b060..12da35808 100644
--- a/pkg/local_object_storage/metabase/select.go
+++ b/pkg/local_object_storage/metabase/select.go
@@ -8,6 +8,7 @@ import (
 	"strings"
 	"time"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/qos"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/metaerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
 	v2object "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/api/object"
@@ -71,7 +72,7 @@ func (db *DB) Select(ctx context.Context, prm SelectPrm) (res SelectRes, err err
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("Select", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("Select", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.Select",
diff --git a/pkg/local_object_storage/metabase/storage_id.go b/pkg/local_object_storage/metabase/storage_id.go
index 8f2376503..db17f0fb8 100644
--- a/pkg/local_object_storage/metabase/storage_id.go
+++ b/pkg/local_object_storage/metabase/storage_id.go
@@ -5,6 +5,7 @@ import (
 	"context"
 	"time"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/qos"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/metaerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@@ -41,7 +42,7 @@ func (db *DB) StorageID(ctx context.Context, prm StorageIDPrm) (StorageIDRes, er
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("StorageID", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("StorageID", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.StorageID",
@@ -107,7 +108,7 @@ func (db *DB) UpdateStorageID(ctx context.Context, prm UpdateStorageIDPrm) (res
 		success   = false
 	)
 	defer func() {
-		db.metrics.AddMethodDuration("UpdateStorageID", time.Since(startedAt), success)
+		db.metrics.AddMethodDuration("UpdateStorageID", time.Since(startedAt), success, qos.IOTagStringFromContext(ctx))
 	}()
 
 	_, span := tracing.StartSpanFromContext(ctx, "metabase.UpdateStorageID",
diff --git a/pkg/local_object_storage/metrics/metabase.go b/pkg/local_object_storage/metrics/metabase.go
index e962e37cb..b5f8b649d 100644
--- a/pkg/local_object_storage/metrics/metabase.go
+++ b/pkg/local_object_storage/metrics/metabase.go
@@ -34,6 +34,6 @@ func (m *metabaseMetrics) Close() {
 	m.m.Close(m.shardID, m.path)
 }
 
-func (m *metabaseMetrics) AddMethodDuration(method string, d time.Duration, success bool) {
-	m.m.MethodDuration(m.shardID, m.path, method, d, success)
+func (m *metabaseMetrics) AddMethodDuration(method string, d time.Duration, success bool, ioTag string) {
+	m.m.MethodDuration(m.shardID, m.path, method, d, success, ioTag)
 }
diff --git a/pkg/local_object_storage/shard/gc.go b/pkg/local_object_storage/shard/gc.go
index 4a5ec7a71..81821dfb6 100644
--- a/pkg/local_object_storage/shard/gc.go
+++ b/pkg/local_object_storage/shard/gc.go
@@ -664,7 +664,7 @@ func (s *Shard) HandleExpiredLocks(ctx context.Context, epoch uint64, lockers []
 	if s.GetMode().NoMetabase() {
 		return
 	}
-	unlocked, err := s.metaBase.FreeLockedBy(lockers)
+	unlocked, err := s.metaBase.FreeLockedBy(ctx, lockers)
 	if err != nil {
 		s.log.Warn(ctx, logs.ShardFailureToUnlockObjects,
 			zap.Error(err),
@@ -721,7 +721,7 @@ func (s *Shard) HandleDeletedLocks(ctx context.Context, lockers []oid.Address) {
 		return
 	}
 
-	_, err := s.metaBase.FreeLockedBy(lockers)
+	_, err := s.metaBase.FreeLockedBy(ctx, lockers)
 	if err != nil {
 		s.log.Warn(ctx, logs.ShardFailureToUnlockObjects,
 			zap.Error(err),