diff --git a/cmd/frostfs-node/config.go b/cmd/frostfs-node/config.go
index b3c1892f7..ef626350b 100644
--- a/cmd/frostfs-node/config.go
+++ b/cmd/frostfs-node/config.go
@@ -808,7 +808,7 @@ func (c *cfg) getSubstorageOpts(shCfg shardCfg) []blobstor.SubStorage {
 			if c.metricsCollector != nil {
 				blobTreeOpts = append(blobTreeOpts,
 					blobovniczatree.WithMetrics(
-						lsmetrics.NewBlobovniczaTreeMetrics(sRead.path, c.metricsCollector.BlobobvnizcaTreeMetrics()),
+						lsmetrics.NewBlobovniczaTreeMetrics(sRead.path, c.metricsCollector.BlobovniczaTreeMetrics()),
 					),
 				)
 			}
diff --git a/pkg/local_object_storage/blobovnicza/blobovnicza_test.go b/pkg/local_object_storage/blobovnicza/blobovnicza_test.go
index 8d701ae5c..7fe6a7657 100644
--- a/pkg/local_object_storage/blobovnicza/blobovnicza_test.go
+++ b/pkg/local_object_storage/blobovnicza/blobovnicza_test.go
@@ -97,7 +97,7 @@ func TestBlobovnicza(t *testing.T) {
 		testPutGet(t, blz, oidtest.Address(), objSizeLim, nil, nil)
 	}
 
-	// blobovnizca accepts object event if full
+	// blobovnicza accepts object event if full
 	testPutGet(t, blz, oidtest.Address(), 1024, func(err error) bool {
 		return err == nil
 	}, nil)
diff --git a/pkg/local_object_storage/blobstor/blobovniczatree/control.go b/pkg/local_object_storage/blobstor/blobovniczatree/control.go
index d993767b7..722ec0002 100644
--- a/pkg/local_object_storage/blobstor/blobovniczatree/control.go
+++ b/pkg/local_object_storage/blobstor/blobovniczatree/control.go
@@ -50,7 +50,7 @@ func (b *Blobovniczas) Close() error {
 	b.dbCache.Close() // order important
 	b.activeDBManager.Close()
 	b.commondbManager.Close()
-
+	b.metrics.Close()
 	return nil
 }
 
diff --git a/pkg/local_object_storage/blobstor/blobovniczatree/put.go b/pkg/local_object_storage/blobstor/blobovniczatree/put.go
index 6f9c8c0de..a02fef13e 100644
--- a/pkg/local_object_storage/blobstor/blobovniczatree/put.go
+++ b/pkg/local_object_storage/blobstor/blobovniczatree/put.go
@@ -15,7 +15,7 @@ import (
 	"go.uber.org/zap"
 )
 
-// Put saves object in the maximum weight blobobnicza.
+// Put saves object in the maximum weight blobovnicza.
 //
 // returns error if could not save object in any blobovnicza.
 func (b *Blobovniczas) Put(ctx context.Context, prm common.PutPrm) (common.PutRes, error) {
diff --git a/pkg/local_object_storage/metrics/blobovnicza.go b/pkg/local_object_storage/metrics/blobovnicza.go
index 0d0318b3b..16f21cf44 100644
--- a/pkg/local_object_storage/metrics/blobovnicza.go
+++ b/pkg/local_object_storage/metrics/blobovnicza.go
@@ -8,7 +8,7 @@ import (
 	metrics_impl "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/metrics"
 )
 
-func NewBlobovniczaTreeMetrics(path string, m metrics_impl.BlobobvnizcaMetrics) blobovniczatree.Metrics {
+func NewBlobovniczaTreeMetrics(path string, m metrics_impl.BlobovniczaMetrics) blobovniczatree.Metrics {
 	return &blobovniczaTreeMetrics{
 		path:    path,
 		shardID: undefined,
@@ -19,7 +19,7 @@ func NewBlobovniczaTreeMetrics(path string, m metrics_impl.BlobobvnizcaMetrics)
 type blobovniczaTreeMetrics struct {
 	shardID string
 	path    string
-	m       metrics_impl.BlobobvnizcaMetrics
+	m       metrics_impl.BlobovniczaMetrics
 }
 
 func (m *blobovniczaTreeMetrics) Blobovnicza() blobovnicza.Metrics {
@@ -35,48 +35,48 @@ func (m *blobovniczaTreeMetrics) SetParentID(parentID string) {
 }
 
 func (m *blobovniczaTreeMetrics) SetMode(readOnly bool) {
-	m.m.SetBlobobvnizcaTreeMode(m.shardID, m.path, readOnly)
+	m.m.SetBlobovniczaTreeMode(m.shardID, m.path, readOnly)
 }
 
 func (m *blobovniczaTreeMetrics) Close() {
-	m.m.CloseBlobobvnizcaTree(m.shardID, m.path)
+	m.m.CloseBlobovniczaTree(m.shardID, m.path)
 }
 
 func (m *blobovniczaTreeMetrics) Delete(d time.Duration, success, withStorageID bool) {
-	m.m.BlobobvnizcaTreeMethodDuration(m.shardID, m.path, "Delete", d, success, metrics_impl.NullBool{Valid: true, Bool: withStorageID})
+	m.m.BlobovniczaTreeMethodDuration(m.shardID, m.path, "Delete", d, success, metrics_impl.NullBool{Valid: true, Bool: withStorageID})
 }
 
 func (m *blobovniczaTreeMetrics) Exists(d time.Duration, success, withStorageID bool) {
-	m.m.BlobobvnizcaTreeMethodDuration(m.shardID, m.path, "Exists", d, success, metrics_impl.NullBool{Valid: true, Bool: withStorageID})
+	m.m.BlobovniczaTreeMethodDuration(m.shardID, m.path, "Exists", d, success, metrics_impl.NullBool{Valid: true, Bool: withStorageID})
 }
 
 func (m *blobovniczaTreeMetrics) GetRange(d time.Duration, size int, success, withStorageID bool) {
-	m.m.BlobobvnizcaTreeMethodDuration(m.shardID, m.path, "GetRange", d, success, metrics_impl.NullBool{Valid: true, Bool: withStorageID})
+	m.m.BlobovniczaTreeMethodDuration(m.shardID, m.path, "GetRange", d, success, metrics_impl.NullBool{Valid: true, Bool: withStorageID})
 	if success {
-		m.m.AddBlobobvnizcaTreeGet(m.shardID, m.path, size)
+		m.m.AddBlobovniczaTreeGet(m.shardID, m.path, size)
 	}
 }
 
 func (m *blobovniczaTreeMetrics) Get(d time.Duration, size int, success, withStorageID bool) {
-	m.m.BlobobvnizcaTreeMethodDuration(m.shardID, m.path, "Get", d, success, metrics_impl.NullBool{Valid: true, Bool: withStorageID})
+	m.m.BlobovniczaTreeMethodDuration(m.shardID, m.path, "Get", d, success, metrics_impl.NullBool{Valid: true, Bool: withStorageID})
 	if success {
-		m.m.AddBlobobvnizcaTreeGet(m.shardID, m.path, size)
+		m.m.AddBlobovniczaTreeGet(m.shardID, m.path, size)
 	}
 }
 
 func (m *blobovniczaTreeMetrics) Iterate(d time.Duration, success bool) {
-	m.m.BlobobvnizcaTreeMethodDuration(m.shardID, m.path, "Iterate", d, success, metrics_impl.NullBool{})
+	m.m.BlobovniczaTreeMethodDuration(m.shardID, m.path, "Iterate", d, success, metrics_impl.NullBool{})
 }
 
 func (m *blobovniczaTreeMetrics) Put(d time.Duration, size int, success bool) {
-	m.m.BlobobvnizcaTreeMethodDuration(m.shardID, m.path, "Put", d, success, metrics_impl.NullBool{})
+	m.m.BlobovniczaTreeMethodDuration(m.shardID, m.path, "Put", d, success, metrics_impl.NullBool{})
 	if success {
-		m.m.AddBlobobvnizcaTreePut(m.shardID, m.path, size)
+		m.m.AddBlobovniczaTreePut(m.shardID, m.path, size)
 	}
 }
 
 type blobovniczaMetrics struct {
-	m       metrics_impl.BlobobvnizcaMetrics
+	m       metrics_impl.BlobovniczaMetrics
 	shardID func() string
 	path    string
 }
diff --git a/pkg/metrics/blobovnicza.go b/pkg/metrics/blobovnicza.go
index a1ecbc700..7179a1bc4 100644
--- a/pkg/metrics/blobovnicza.go
+++ b/pkg/metrics/blobovnicza.go
@@ -8,12 +8,12 @@ import (
 	"github.com/prometheus/client_golang/prometheus"
 )
 
-type BlobobvnizcaMetrics interface {
-	SetBlobobvnizcaTreeMode(shardID, path string, readOnly bool)
-	CloseBlobobvnizcaTree(shardID, path string)
-	BlobobvnizcaTreeMethodDuration(shardID, path string, method string, d time.Duration, success bool, withStorageID NullBool)
-	AddBlobobvnizcaTreePut(shardID, path string, size int)
-	AddBlobobvnizcaTreeGet(shardID, path string, size int)
+type BlobovniczaMetrics interface {
+	SetBlobovniczaTreeMode(shardID, path string, readOnly bool)
+	CloseBlobovniczaTree(shardID, path string)
+	BlobovniczaTreeMethodDuration(shardID, path string, method string, d time.Duration, success bool, withStorageID NullBool)
+	AddBlobovniczaTreePut(shardID, path string, size int)
+	AddBlobovniczaTreeGet(shardID, path string, size int)
 
 	AddOpenBlobovniczaSize(shardID, path string, size uint64)
 	SubOpenBlobovniczaSize(shardID, path string, size uint64)
@@ -78,11 +78,11 @@ func newBlobovnicza() *blobovnicza {
 	}
 }
 
-func (b *blobovnicza) SetBlobobvnizcaTreeMode(shardID, path string, readOnly bool) {
+func (b *blobovnicza) SetBlobovniczaTreeMode(shardID, path string, readOnly bool) {
 	b.treeMode.SetMode(shardID, path, modeFromBool(readOnly))
 }
 
-func (b *blobovnicza) CloseBlobobvnizcaTree(shardID, path string) {
+func (b *blobovnicza) CloseBlobovniczaTree(shardID, path string) {
 	b.treeMode.SetMode(shardID, path, closedMode)
 	b.treeReqDuration.DeletePartialMatch(prometheus.Labels{
 		shardIDLabel: shardID,
@@ -96,9 +96,21 @@ func (b *blobovnicza) CloseBlobobvnizcaTree(shardID, path string) {
 		shardIDLabel: shardID,
 		pathLabel:    path,
 	})
+	b.treeOpenSize.DeletePartialMatch(prometheus.Labels{
+		shardIDLabel: shardID,
+		pathLabel:    path,
+	})
+	b.treeOpenItems.DeletePartialMatch(prometheus.Labels{
+		shardIDLabel: shardID,
+		pathLabel:    path,
+	})
+	b.treeOpenCounter.DeletePartialMatch(prometheus.Labels{
+		shardIDLabel: shardID,
+		pathLabel:    path,
+	})
 }
 
-func (b *blobovnicza) BlobobvnizcaTreeMethodDuration(shardID, path string, method string, d time.Duration, success bool, withStorageID NullBool) {
+func (b *blobovnicza) BlobovniczaTreeMethodDuration(shardID, path string, method string, d time.Duration, success bool, withStorageID NullBool) {
 	b.treeReqDuration.With(prometheus.Labels{
 		shardIDLabel:       shardID,
 		pathLabel:          path,
@@ -108,14 +120,14 @@ func (b *blobovnicza) BlobobvnizcaTreeMethodDuration(shardID, path string, metho
 	}).Observe(d.Seconds())
 }
 
-func (b *blobovnicza) AddBlobobvnizcaTreePut(shardID, path string, size int) {
+func (b *blobovnicza) AddBlobovniczaTreePut(shardID, path string, size int) {
 	b.treePut.With(prometheus.Labels{
 		shardIDLabel: shardID,
 		pathLabel:    path,
 	}).Add(float64(size))
 }
 
-func (b *blobovnicza) AddBlobobvnizcaTreeGet(shardID, path string, size int) {
+func (b *blobovnicza) AddBlobovniczaTreeGet(shardID, path string, size int) {
 	b.treeGet.With(prometheus.Labels{
 		shardIDLabel: shardID,
 		pathLabel:    path,
diff --git a/pkg/metrics/node.go b/pkg/metrics/node.go
index 04952f654..8e82207aa 100644
--- a/pkg/metrics/node.go
+++ b/pkg/metrics/node.go
@@ -16,7 +16,7 @@ type NodeMetrics struct {
 	epoch         prometheus.Gauge
 	fstree        *fstreeMetrics
 	blobstore     *blobstoreMetrics
-	blobobvnizca  *blobovnicza
+	blobovnicza   *blobovnicza
 	metabase      *metabaseMetrics
 	pilorama      *piloramaMetrics
 	grpc          *grpcServerMetrics
@@ -40,17 +40,17 @@ func NewNodeMetrics() *NodeMetrics {
 			Name:      "epoch",
 			Help:      "Current epoch as seen by inner-ring node.",
 		}),
-		fstree:       newFSTreeMetrics(),
-		blobstore:    newBlobstoreMetrics(),
-		blobobvnizca: newBlobovnicza(),
-		metabase:     newMetabaseMetrics(),
-		pilorama:     newPiloramaMetrics(),
-		grpc:         newGrpcServerMetrics(),
-		policer:      newPolicerMetrics(),
-		morphClient:  newMorphClientMetrics(),
-		morphCache:   newMorphCacheMetrics(namespace),
-		log:          logger.NewLogMetrics(namespace),
-		blobTree:     newBlobTreeMetrics(),
+		fstree:      newFSTreeMetrics(),
+		blobstore:   newBlobstoreMetrics(),
+		blobovnicza: newBlobovnicza(),
+		metabase:    newMetabaseMetrics(),
+		pilorama:    newPiloramaMetrics(),
+		grpc:        newGrpcServerMetrics(),
+		policer:     newPolicerMetrics(),
+		morphClient: newMorphClientMetrics(),
+		morphCache:  newMorphCacheMetrics(namespace),
+		log:         logger.NewLogMetrics(namespace),
+		blobTree:    newBlobTreeMetrics(),
 	}
 }
 
@@ -87,8 +87,8 @@ func (m *NodeMetrics) Blobstore() BlobstoreMetrics {
 	return m.blobstore
 }
 
-func (m *NodeMetrics) BlobobvnizcaTreeMetrics() BlobobvnizcaMetrics {
-	return m.blobobvnizca
+func (m *NodeMetrics) BlobovniczaTreeMetrics() BlobovniczaMetrics {
+	return m.blobovnicza
 }
 
 func (m *NodeMetrics) MetabaseMetrics() MetabaseMetrics {