branch-4.0: [fix](memtable) fix memtable memory limit waiting threads count error #59361 (#59393)

github-actions[bot] · sollhui · web-flow · commit 6b0f2fb26b3b · 2025-12-26T18:32:43.000+08:00
Cherry-picked from #59361 Co-authored-by: hui lai <laihui@selectdb.com>
diff --git a/be/src/olap/memtable_memory_limiter.cpp b/be/src/olap/memtable_memory_limiter.cpp
@@ -147,6 +147,7 @@ void MemTableMemoryLimiter::handle_memtable_flush(std::function<bool()> cancel_c
         }
         if (cancel_check && cancel_check()) {
             LOG(INFO) << "cancelled when waiting for memtable flush";
+            g_memtable_memory_limit_waiting_threads << -1;
             return;
         }
         first = false;

Original file line number	Diff line number	Diff line change
`@@ -147,6 +147,7 @@ void MemTableMemoryLimiter::handle_memtable_flush(std::function<bool()> cancel_c`
`147`	`147`	`}`
`148`	`148`	`if (cancel_check && cancel_check()) {`
`149`	`149`	`LOG(INFO) << "cancelled when waiting for memtable flush";`
	`150`	`+ g_memtable_memory_limit_waiting_threads << -1;`
`150`	`151`	`return;`
`151`	`152`	`}`
`152`	`153`	`first = false;`