diff --git a/src/engine/engine_common.c b/src/engine/engine_common.c
index 49d3dab..c974833 100644
--- a/src/engine/engine_common.c
+++ b/src/engine/engine_common.c
@@ -582,7 +582,8 @@ void ocf_engine_update_block_stats(struct ocf_request *req)
 void ocf_engine_update_request_stats(struct ocf_request *req)
 {
 	ocf_core_stats_request_update(req->core, req->part_id, req->rw,
-			req->info.hit_no, req->core_line_count);
+			req->is_deferred ? 0 : req->info.hit_no,
+			req->core_line_count);
 }
 
 void inc_fallback_pt_error_counter(ocf_cache_t cache)
diff --git a/src/ocf_request.h b/src/ocf_request.h
index 5357176..4c7f257 100644
--- a/src/ocf_request.h
+++ b/src/ocf_request.h
@@ -225,6 +225,9 @@ struct ocf_request {
 	uint8_t lock_idx : OCF_METADATA_GLOBAL_LOCK_IDX_BITS;
 	/* !< Selected global metadata read lock */
 
+	uint8_t is_deferred : 1;
+	/* !< request handling was deferred and eventually resumed */
+
 	ocf_req_cache_mode_t cache_mode;
 
 	uint64_t timestamp;
diff --git a/src/utils/utils_alock.c b/src/utils/utils_alock.c
index e118ac3..dbf8ea6 100644
--- a/src/utils/utils_alock.c
+++ b/src/utils/utils_alock.c
@@ -1,5 +1,6 @@
 /*
  * Copyright(c) 2012-2022 Intel Corporation
+ * Copyright(c) 2024 Huawei Technologies
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
@@ -693,6 +694,11 @@ void ocf_alock_waitlist_remove_entry(struct ocf_alock *alock,
 	ocf_alock_waitlist_unlock(alock, entry, flags);
 }
 
+static inline void update_deferred_flag(struct ocf_request *req, int lock)
+{
+	req->is_deferred = (lock == OCF_LOCK_NOT_ACQUIRED);
+}
+
 int ocf_alock_lock_rd(struct ocf_alock *alock,
 		struct ocf_request *req, ocf_req_async_lock_cb cmpl)
 {
@@ -730,6 +736,7 @@ int ocf_alock_lock_rd(struct ocf_alock *alock,
 		env_mutex_unlock(&alock->lock);
 	}
 
+	update_deferred_flag(req, lock);
 	return lock;
 }
 
@@ -769,6 +776,7 @@ int ocf_alock_lock_wr(struct ocf_alock *alock,
 		env_mutex_unlock(&alock->lock);
 	}
 
+	update_deferred_flag(req, lock);
 	return lock;
 }