From 7c277f05e18be29c30f07fefc6164c792ba852c5 Mon Sep 17 00:00:00 2001
From: xywang <xywang@taosdata.com>
Date: Fri, 4 Mar 2022 19:15:13 +0800
Subject: [PATCH] [TS-1233]<fix>: fixed coredump when timestamp collection
 excessed threshold

---
 src/query/src/qTsbuf.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/query/src/qTsbuf.c b/src/query/src/qTsbuf.c
index 9893533a58..65a0020283 100644
--- a/src/query/src/qTsbuf.c
+++ b/src/query/src/qTsbuf.c
@@ -490,10 +490,10 @@ void tsBufAppend(STSBuf* pTSBuf, int32_t id, tVariant* tag, const char* pData, i
 }
 
 void tsBufFlush(STSBuf* pTSBuf) {
-  if (pTSBuf->tsData.len <= 0) {
+  if (pTSBuf->numOfGroups <= 0) {
     return;
   }
-  
+
   writeDataToDisk(pTSBuf);
   shrinkBuffer(&pTSBuf->tsData);
   
-- 
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