diff --git a/source/dnode/vnode/src/tsdb/tsdbCache.c b/source/dnode/vnode/src/tsdb/tsdbCache.c
index 81156966c6..2832680e2e 100644
--- a/source/dnode/vnode/src/tsdb/tsdbCache.c
+++ b/source/dnode/vnode/src/tsdb/tsdbCache.c
@@ -171,10 +171,10 @@ static int32_t tsdbOpenRocksCache(STsdb *pTsdb) {
   if (NULL == cmp) {
     TAOS_RETURN(TSDB_CODE_OUT_OF_MEMORY);
   }
-
+  /*
   rocksdb_cache_t *cache = rocksdb_cache_create_lru(5 * 1024 * 1024);
   pTsdb->rCache.blockcache = cache;
-
+  */
   rocksdb_block_based_table_options_t *tableoptions = rocksdb_block_based_options_create();
   pTsdb->rCache.tableoptions = tableoptions;
 
@@ -185,7 +185,7 @@ static int32_t tsdbOpenRocksCache(STsdb *pTsdb) {
 
   rocksdb_options_set_create_if_missing(options, 1);
   rocksdb_options_set_comparator(options, cmp);
-  rocksdb_block_based_options_set_block_cache(tableoptions, cache);
+  // rocksdb_block_based_options_set_block_cache(tableoptions, cache);
   rocksdb_options_set_block_based_table_factory(options, tableoptions);
   rocksdb_options_set_info_log_level(options, 2);  // WARN_LEVEL
   // rocksdb_options_set_inplace_update_support(options, 1);
@@ -254,7 +254,7 @@ _err3:
 _err2:
   rocksdb_options_destroy(options);
   rocksdb_block_based_options_destroy(tableoptions);
-  rocksdb_cache_destroy(cache);
+  // rocksdb_cache_destroy(cache);
 _err:
   rocksdb_comparator_destroy(cmp);
 
@@ -270,7 +270,7 @@ static void tsdbCloseRocksCache(STsdb *pTsdb) {
   rocksdb_writeoptions_destroy(pTsdb->rCache.writeoptions);
   rocksdb_options_destroy(pTsdb->rCache.options);
   rocksdb_block_based_options_destroy(pTsdb->rCache.tableoptions);
-  rocksdb_cache_destroy(pTsdb->rCache.blockcache);
+  // rocksdb_cache_destroy(pTsdb->rCache.blockcache);
   rocksdb_comparator_destroy(pTsdb->rCache.my_comparator);
   taosMemoryFree(pTsdb->rCache.pTSchema);
   taosArrayDestroy(pTsdb->rCache.ctxArray);