diff --git a/modules/cas_cache/cas_cache.h b/modules/cas_cache/cas_cache.h
index e5fa76e..eed2624 100644
--- a/modules/cas_cache/cas_cache.h
+++ b/modules/cas_cache/cas_cache.h
@@ -132,6 +132,25 @@ static inline int cache_id_from_name(uint16_t *cache_id, const char *name)
 	return result;
 }
 
+static inline int core_id_from_name(uint16_t *core_id, const char *name)
+{
+	const char *id_str;
+	long res;
+	int result;
+
+	if (strnlen(name, OCF_CORE_NAME_SIZE) < sizeof("core") - 1)
+		return -EINVAL;
+
+	id_str = name + sizeof("core") - 1;
+
+	result = kstrtol(id_str, 10, &res);
+
+	if (!result)
+		*core_id = res;
+
+	return result;
+}
+
 static inline int mngt_get_cache_by_id(ocf_ctx_t ctx, uint16_t id,
 		ocf_cache_t *cache)
 {
diff --git a/modules/cas_cache/layer_cache_management.c b/modules/cas_cache/layer_cache_management.c
index 07400d5..0d062bd 100644
--- a/modules/cas_cache/layer_cache_management.c
+++ b/modules/cas_cache/layer_cache_management.c
@@ -592,10 +592,19 @@ static void _cache_mngt_log_core_device_path(ocf_core_t core)
 			ocf_core_get_name(core), ocf_cache_get_name(cache));
 }
 
-static int _cache_mngt_log_core_device_path_visitor(ocf_core_t core, void *cntx)
+static int _cache_mngt_core_device_loaded_visitor(ocf_core_t core, void *cntx)
 {
+	struct cache_priv *cache_priv;
+	uint16_t core_id = OCF_CORE_ID_INVALID;
+	ocf_cache_t cache = ocf_core_get_cache(core);
+	cache_priv = ocf_cache_get_priv(cache);
+
 	_cache_mngt_log_core_device_path(core);
 
+	core_id_from_name(&core_id, ocf_core_get_name(core));
+
+	mark_core_id_used(cache_priv->core_id_bitmap, core_id);
+
 	return 0;
 }
 
@@ -1339,7 +1348,7 @@ static int _cache_mngt_load(struct ocf_mngt_cache_config *cfg,
 	if (result)
 		goto err_core_obj;
 
-	ocf_core_visit(tmp_cache, _cache_mngt_log_core_device_path_visitor,
+	ocf_core_visit(tmp_cache, _cache_mngt_core_device_loaded_visitor,
 			NULL, false);
 
 	*cache = tmp_cache;