diff --git a/src/vnode/tsdb/src/tsdbCache.c b/src/vnode/tsdb/src/tsdbCache.c
index 3496f6a5c8c480bde799adeb04ca4e6668057820..d64b98d49dbcd7c7f76a7fe4c914a975c82c4658 100644
--- a/src/vnode/tsdb/src/tsdbCache.c
+++ b/src/vnode/tsdb/src/tsdbCache.c
@@ -75,8 +75,10 @@ void *tsdbAllocFromCache(STsdbCache *pCache, int bytes, TSKEY key) {
     if (pCache->curBlock !=NULL && (pCache->mem->list) >= pCache->totalCacheBlocks/2) {
       tsdbTriggerCommit(pCache->pRepo);
     }
-    if (tsdbAllocBlockFromPool(pCache) < 0) {
+
+    while (tsdbAllocBlockFromPool(pCache) < 0) {
       // TODO: deal with the error
+      // printf("Failed to allocate from cache pool\n");
     }
   }