From 847bc0da0881a625b06a1352ef80ed32a8e1927f Mon Sep 17 00:00:00 2001
From: Hongze Cheng <hzcheng@taosdata.com>
Date: Fri, 11 Aug 2023 18:10:16 +0800
Subject: [PATCH] fix: infinite tomb data sync loop

---
 source/dnode/vnode/src/tsdb/tsdbSnapshot.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/source/dnode/vnode/src/tsdb/tsdbSnapshot.c b/source/dnode/vnode/src/tsdb/tsdbSnapshot.c
index bdcf4a87c1..f547119f49 100644
--- a/source/dnode/vnode/src/tsdb/tsdbSnapshot.c
+++ b/source/dnode/vnode/src/tsdb/tsdbSnapshot.c
@@ -392,6 +392,9 @@ static int32_t tsdbSnapReadTombData(STsdbSnapReader* reader, uint8_t** data) {
     code = tTombBlockPut(reader->tombBlock, record);
     TSDB_CHECK_CODE(code, lino, _exit);
 
+    code = tsdbIterMergerNext(reader->tombIterMerger);
+    TSDB_CHECK_CODE(code, lino, _exit);
+
     if (TOMB_BLOCK_SIZE(reader->tombBlock) >= 81920) {
       break;
     }