xxq250
/
homework-jianmu
1
0
Fork 0
Code Issues Pull Requests 1 Actions Packages Projects Releases Wiki Activity

enh: write idx ahead of writing its log entry in WAL

This commit is contained in:
Benguang Zhao 2022-10-18 09:58:02 +08:00
parent af9aa9d783
commit cf2b6ccbfb
1 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
source/libs/wal/src/walWrite.c
View File

@ -449,6 +449,11 @@ static FORCE_INLINE int32_t walWriteImpl(SWal *pWal, int64_t index, tmsg_t msgTy
pWal->writeHead.cksumBody = walCalcBodyCksum(body, bodyLen);
wDebug("vgId:%d, wal write log %ld, msgType: %s", pWal->cfg.vgId, index, TMSG_INFO(msgType));
code = walWriteIndex(pWal, index, offset);
if (code < 0) {
goto END;
}
if (taosWriteFile(pWal->pLogFile, &pWal->writeHead, sizeof(SWalCkHead)) != sizeof(SWalCkHead)) {
terrno = TAOS_SYSTEM_ERROR(errno);
wError("vgId:%d, file:%" PRId64 ".log, failed to write since %s", pWal->cfg.vgId, walGetLastFileFirstVer(pWal),
@ -465,11 +470,6 @@ static FORCE_INLINE int32_t walWriteImpl(SWal *pWal, int64_t index, tmsg_t msgTy
goto END;
}
code = walWriteIndex(pWal, index, offset);
if (code < 0) {
goto END;
}
// set status
if (pWal->vers.firstVer == -1) pWal->vers.firstVer = index;
pWal->vers.lastVer = index;