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Merge pull request #26700 from taosdata/fix/create_tb 

fix(stream): fix race condition when starting check downstream status
This commit is contained in:
Haojun Liao 2024-07-21 10:03:43 +08:00 committed by GitHub
parent cfb24bc379 6cc0096534
commit 2f0768e12d
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GPG Key ID: B5690EEEBB952194
3 changed files with 11 additions and 0 deletions
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1
source/dnode/vnode/src/tq/tqStreamTask.c
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@ -365,6 +365,7 @@ int32_t doScanWalForAllTasks(SStreamMeta* pStreamMeta, bool* pScanIdle) {
code = streamTrySchedExec(pTask);
if (code != TSDB_CODE_SUCCESS) {
streamMetaReleaseTask(pStreamMeta, pTask);
taosArrayDestroy(pTaskList);
return -1;
}
}

7
source/libs/stream/src/streamCheckStatus.c
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@ -280,6 +280,13 @@ void streamTaskStartMonitorCheckRsp(SStreamTask* pTask) {
streamMutexLock(&pInfo->checkInfoLock);
// drop procedure already started, not start check downstream now
ETaskStatus s = streamTaskGetStatus(pTask).state;
if (s == TASK_STATUS__DROPPING) {
streamMutexUnlock(&pInfo->checkInfoLock);
return;
}
int32_t code = streamTaskStartCheckDownstream(pInfo, pTask->id.idStr);
if (code != TSDB_CODE_SUCCESS) {
streamMutexUnlock(&pInfo->checkInfoLock);

3
source/libs/stream/src/streamMeta.c
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@ -742,7 +742,10 @@ int32_t streamMetaUnregisterTask(SStreamMeta* pMeta, int64_t streamId, int32_t t
streamMetaRLock(pMeta);
ppTask = (SStreamTask**)taosHashGet(pMeta->pTasksMap, &id, sizeof(id));
if (ppTask) {
// to make sure check status will not start the check downstream status when we start to check timerActive count.
streamMutexLock(&pTask->taskCheckInfo.checkInfoLock);
timerActive = (*ppTask)->status.timerActive;
streamMutexUnlock(&pTask->taskCheckInfo.checkInfoLock);
}
streamMetaRUnLock(pMeta);