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nElasticBlocks replace nBufBlocks

This commit is contained in:
AlexDuan 2021-08-19 21:02:43 +08:00
parent 79a18b2422
commit 0608e9086b
4 changed files with 21 additions and 16 deletions
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3
src/tsdb/inc/tsdbBuffer.h
View File

@ -29,6 +29,7 @@ typedef struct {
int tBufBlocks;
int nBufBlocks;
int nRecycleBlocks;
int nElasticBlocks;
int64_t index;
SList* bufBlockList;
} STsdbBufPool;
@ -41,7 +42,7 @@ int tsdbOpenBufPool(STsdbRepo* pRepo);
void tsdbCloseBufPool(STsdbRepo* pRepo);
SListNode* tsdbAllocBufBlockFromPool(STsdbRepo* pRepo);
int tsdbExpandPool(STsdbRepo* pRepo, int32_t oldTotalBlocks);
void tsdbRecycleBufferBlock(STsdbBufPool* pPool, SListNode *pNode);
void tsdbRecycleBufferBlock(STsdbBufPool* pPool, SListNode *pNode, bool bELastic);
// health cite
STsdbBufBlock *tsdbNewBufBlock(int bufBlockSize);

8
src/tsdb/src/tsdbBuffer.c
View File

@ -67,6 +67,7 @@ int tsdbOpenBufPool(STsdbRepo *pRepo) {
pPool->bufBlockSize = pCfg->cacheBlockSize * 1024 * 1024; // MB
pPool->tBufBlocks = pCfg->totalBlocks;
pPool->nBufBlocks = 0;
pPool->nElasticBlocks = 0;
pPool->index = 0;
pPool->nRecycleBlocks = 0;
@ -199,10 +200,13 @@ err:
return err;
}
void tsdbRecycleBufferBlock(STsdbBufPool* pPool, SListNode *pNode) {
void tsdbRecycleBufferBlock(STsdbBufPool* pPool, SListNode *pNode, bool bELastic) {
STsdbBufBlock *pBufBlock = NULL;
tdListNodeGetData(pPool->bufBlockList, pNode, (void *)(&pBufBlock));
tsdbFreeBufBlock(pBufBlock);
free(pNode);
pPool->nBufBlocks--;
if(bELastic)
pPool->nElasticBlocks--;
else
pPool->nBufBlocks--;
}

13
src/tsdb/src/tsdbHealth.c
View File

@ -32,16 +32,13 @@ int32_t tsdbInsertNewBlock(STsdbRepo * pRepo) {
if(tsdbIdleMemEnough() && tsdbAllowNewBlock(pRepo)) {
STsdbBufBlock *pBufBlock = tsdbNewBufBlock(pPool->bufBlockSize);
if (pBufBlock) {
if (tsdbLockRepo(pRepo) >= 0) {
if (tdListAppend(pPool->bufBlockList, (void *)(&pBufBlock)) < 0) {
// append error
tsdbFreeBufBlock(pBufBlock);
} else {
pPool->nRecycleBlocks ++;
pPool->nElasticBlocks ++;
cnt ++ ;
}
tsdbUnlockRepo(pRepo);
}
}
}
return cnt;
@ -91,13 +88,11 @@ bool tsdbIdleMemEnough() {
bool tsdbAllowNewBlock(STsdbRepo* pRepo) {
//TODO config to taos.cfg
int32_t nElasticBlocks = 10;
int32_t nMaxElastic = 3;
STsdbBufPool* pPool = pRepo->pPool;
int32_t nOverBlocks = pPool->nBufBlocks - pRepo->config.totalBlocks;
if(nOverBlocks > nElasticBlocks) {
tsdbWarn("tsdbHealth allowNewBlock forbid. nOverBlocks(%d) > nElasticBlocks(%d)", nOverBlocks, nElasticBlocks);
if(pPool->nElasticBlocks >= nMaxElastic) {
tsdbWarn("tsdbAllowNewBlock return fasle. nElasticBlock(%d) >= MaxElasticBlocks(%d)", pPool->nElasticBlocks, nMaxElastic);
return false;
}
return true;
}

13
src/tsdb/src/tsdbMemTable.c
View File

@ -99,17 +99,22 @@ int tsdbUnRefMemTable(STsdbRepo *pRepo, SMemTable *pMemTable) {
STsdbBufPool *pBufPool = pRepo->pPool;
SListNode *pNode = NULL;
bool recycleBlocks = pBufPool->nRecycleBlocks > 0;
bool addNew = false;
if (tsdbLockRepo(pRepo) < 0) return -1;
while ((pNode = tdListPopHead(pMemTable->bufBlockList)) != NULL) {
if (pBufPool->nRecycleBlocks > 0) {
tsdbRecycleBufferBlock(pBufPool, pNode);
tsdbRecycleBufferBlock(pBufPool, pNode, false);
pBufPool->nRecycleBlocks -= 1;
} else {
tdListAppendNode(pBufPool->bufBlockList, pNode);
if(pBufPool->nElasticBlocks > 0 && listNEles(pBufPool->bufBlockList) > 0) {
tsdbRecycleBufferBlock(pBufPool, pNode, true);
} else {
tdListAppendNode(pBufPool->bufBlockList, pNode);
addNew = true;
}
}
}
if (!recycleBlocks) {
if (addNew) {
int code = pthread_cond_signal(&pBufPool->poolNotEmpty);
if (code != 0) {
if (tsdbUnlockRepo(pRepo) < 0) return -1;