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fix: memory invalid read and perf issue

This commit is contained in:
dapan1121 2023-08-09 13:31:38 +08:00
parent 1d0624bbf1
commit 81439ba0cf
2 changed files with 3 additions and 1 deletions
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2
source/dnode/vnode/src/tsdb/tsdbMergeTree.c
View File

@ -483,12 +483,14 @@ int32_t tLDataIterOpen2(struct SLDataIter *pIter, SSttFileReader *pSttFileReader
tsdbDebug("load the stt file info completed, elapsed time:%.2fms, %s", el, idStr);
}
/*
bool exists = existsFromSttBlkStatis(pBlockLoadInfo->pSttStatisBlkArray, suid, uid, pIter->pReader);
if (!exists) {
pIter->iSttBlk = -1;
pIter->pSttBlk = NULL;
return TSDB_CODE_SUCCESS;
}
*/
// find the start block, actually we could load the position to avoid repeatly searching for the start position when
// the skey is updated.

2
source/libs/executor/src/groupcacheoperator.c
View File

@ -1079,8 +1079,8 @@ static int32_t getBlkFromGroupCache(struct SOperatorInfo* pOperator, SSDataBlock
code = getBlkFromSessionCache(pOperator, pGcParam->sessionId, pSession, ppRes);
if (NULL == *ppRes) {
taosHashRemove(pCtx->pSessions, &pGcParam->sessionId, sizeof(pGcParam->sessionId));
qError("session %" PRId64 " in downstream %d total got %" PRId64 " rows", pGcParam->sessionId, pCtx->id, pSession->resRows);
taosHashRemove(pCtx->pSessions, &pGcParam->sessionId, sizeof(pGcParam->sessionId));
} else {
pSession->resRows += (*ppRes)->info.rows;
qError("session %" PRId64 " in downstream %d got %" PRId64 " rows in one block", pGcParam->sessionId, pCtx->id, (*ppRes)->info.rows);