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more code

This commit is contained in:
Hongze Cheng 2022-08-24 14:59:55 +08:00
parent e39a08f763
commit 5bce5c6935
3 changed files with 40 additions and 2 deletions
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2
source/dnode/vnode/src/inc/tsdb.h
View File

@ -281,6 +281,8 @@ int32_t tsdbReadDelIdx(SDelFReader *pReader, SArray *aDelIdx);
// tsdbRead.c ==============================================================================================
int32_t tsdbTakeReadSnap(STsdb *pTsdb, STsdbReadSnap **ppSnap);
void tsdbUntakeReadSnap(STsdb *pTsdb, STsdbReadSnap *pSnap);
// tsdbMerge.c ==============================================================================================
int32_t tsdbMerge(STsdb *pTsdb);
#define TSDB_CACHE_NO(c) ((c).cacheLast == 0)
#define TSDB_CACHE_LAST_ROW(c) (((c).cacheLast & 1) > 0)

11
source/dnode/vnode/src/tsdb/tsdbCommit.c
View File

@ -28,6 +28,7 @@ typedef struct {
typedef struct {
STsdb *pTsdb;
int8_t toMerge;
/* commit data */
int64_t commitID;
int32_t minutes;
@ -394,6 +395,7 @@ static int32_t tsdbCommitFileDataStart(SCommitter *pCommitter) {
SDFileSet wSet = {0};
if (pRSet) {
ASSERT(pRSet->nLastF < pCommitter->maxLast);
fHead = (SHeadFile){.commitID = pCommitter->commitID};
fData = *pRSet->pDataF;
fSma = *pRSet->pSmaF;
@ -409,6 +411,10 @@ static int32_t tsdbCommitFileDataStart(SCommitter *pCommitter) {
}
wSet.nLastF = pRSet->nLastF + 1;
wSet.aLastF[wSet.nLastF - 1] = &fLast; // todo
if (wSet.nLastF == pCommitter->maxLast) {
pCommitter->toMerge = 1;
}
} else {
fHead = (SHeadFile){.commitID = pCommitter->commitID};
fData = (SDataFile){.commitID = pCommitter->commitID};
@ -1277,6 +1283,11 @@ static int32_t tsdbEndCommit(SCommitter *pCommitter, int32_t eno) {
tsdbFSDestroy(&pCommitter->fs);
taosArrayDestroy(pCommitter->aTbDataP);
if (pCommitter->toMerge) {
code = tsdbMerge(pTsdb);
if (code) goto _err;
}
tsdbInfo("vgId:%d, tsdb end commit", TD_VID(pTsdb->pVnode));
return code;

29
source/dnode/vnode/src/tsdb/tsdbMerge.c
View File

@ -17,11 +17,36 @@
typedef struct {
STsdb *pTsdb;
int8_t maxLast;
STsdbFS fs;
struct {
SDataFReader *pReader;
} dReader;
struct {
SDataFWriter *pWriter;
} dWriter;
} STsdbMerger;
int32_t tsdbMerge(STsdb *pTsdb) {
int32_t code = 0;
// TODO
int32_t code = 0;
STsdbMerger merger = {0};
STsdbMerger *pMerger = &merger;
pMerger->pTsdb = pTsdb;
pMerger->maxLast = TSDB_DEFAULT_LAST_FILE;
code = tsdbFSCopy(pTsdb, &pMerger->fs);
if (code) goto _err;
for (int32_t iSet = 0; iSet < taosArrayGetSize(pMerger->fs.aDFileSet); iSet++) {
SDFileSet *pSet = (SDFileSet *)taosArrayGet(pMerger->fs.aDFileSet, iSet);
if (pSet->nLastF < pMerger->maxLast) continue;
// do merge the file
}
return code;
_err:
tsdbError("vgId:%d tsdb merge failed since %s", TD_VID(pTsdb->pVnode), tstrerror(code));
return code;
}