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TD-353

This commit is contained in:
Hongze Cheng 2020-06-13 05:28:26 +00:00
parent 21a5beabb9
commit 7aa1ea29cf
2 changed files with 30 additions and 34 deletions
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2
src/tsdb/src/tsdbBuffer.c
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@ -123,8 +123,6 @@ SListNode *tsdbAllocBufBlockFromPool(STsdbRepo *pRepo) {
pthread_cond_wait(&(pBufPool->poolNotEmpty), &(pRepo->mutex));
}
ASSERT(!POOL_IS_EMPTY(pBufPool));
SListNode * pNode = tdListPopHead(pBufPool->bufBlockList);
STsdbBufBlock *pBufBlock = NULL;
tdListNodeGetData(pBufPool->bufBlockList, pNode, (void *)(&pBufBlock));

62
src/tsdb/src/tsdbMemTable.c
View File

@ -97,7 +97,6 @@ int tsdbRefMemTable(STsdbRepo *pRepo, SMemTable *pMemTable) {
// Need to lock the repository
int tsdbUnRefMemTable(STsdbRepo *pRepo, SMemTable *pMemTable) {
ASSERT(IS_REPO_LOCKED(pRepo));
ASSERT(pMemTable != NULL);
if (T_REF_DEC(pMemTable) == 0) {
@ -105,12 +104,15 @@ int tsdbUnRefMemTable(STsdbRepo *pRepo, SMemTable *pMemTable) {
STsdbBufPool *pBufPool = pRepo->pPool;
SListNode *pNode = NULL;
// TODO: check the correctness of this code part
if (tsdbLockRepo(pRepo) < 0) return -1;
while ((pNode = tdListPopHead(pMemTable->bufBlockList)) != NULL) {
tdListAppendNode(pBufPool->bufBlockList, pNode);
if (pthread_cond_signal(&pBufPool->poolNotEmpty) != 0) {
// TODO
}
}
if (tsdbUnlockRepo(pRepo) < 0) return -1;
for (int i = 0; i < pCfg->maxTables; i++) {
if (pMemTable->tData[i] != NULL) {
@ -127,7 +129,8 @@ int tsdbUnRefMemTable(STsdbRepo *pRepo, SMemTable *pMemTable) {
// ---------------- LOCAL FUNCTIONS ----------------
static FORCE_INLINE STsdbBufBlock *tsdbGetCurrBufBlock(STsdbRepo *pRepo) {
if (pRepo == NULL || pRepo->mem == NULL) return NULL;
ASSERT(pRepo != NULL);
if (pRepo->mem == NULL) return NULL;
SListNode *pNode = listTail(pRepo->mem);
if (pNode == NULL) return NULL;
@ -141,45 +144,40 @@ static FORCE_INLINE STsdbBufBlock *tsdbGetCurrBufBlock(STsdbRepo *pRepo) {
static void *tsdbAllocBytes(STsdbRepo *pRepo, int bytes) {
STsdbCfg * pCfg = &pRepo->config;
STsdbBufBlock *pBufBlock = tsdbGetCurrBufBlock(pRepo);
int code = 0;
if (pBufBlock != NULL && pBufBlock->remain < bytes) {
if (listNEles(pRepo->mem) >= pCfg->totalBlocks / 2) { // need to trigger commit
if (pRepo->imem != NULL) {
if (pRepo->commit) pthread_join(pRepo->commitThread, NULL);
ASSERT(pRepo->commit == 0);
SMemTable *pIMem = pRepo->imem;
if (tsdbLockRepo(pRepo) < 0) {
// TODO
if (listNEles(pRepo->mem) >= pCfg->totalBlocks / 2) { // need to commit mem
if (pRepo->imem) {
code = pthread_join(pRepo->commitThread, NULL);
if (code != 0) {
tsdbError("vgId:%d failed to thread join since %s", REPO_ID(pRepo), strerror(errno));
terrno = TAOS_SYSTEM_ERROR(errno);
return NULL;
}
pRepo->imem = pRepo->mem;
pRepo->mem = NULL;
pRepo->commit = 1;
if (pthread_create(&pRepo->commitThread, NULL, tsdbCommitData, (void *)pRepo) != 0) {
// TODO
tsdbUnlockRepo(pRepo);
return NULL;
}
if (tsdbUnlockRepo(pRepo) < 0) {
// TODO
return NULL;
}
tsdbUnRefMemTable(pRepo, pIMem);
}
} else {
if (tsdbLockRepo(pRepo) < 0) {
tsdbFreeMemTable(pMemTable);
ASSERT(pRepo->commit == 0);
SMemTable *pImem = pRepo->imem;
if (tsdbLockRepo(pRepo) < 0) return NULL;
pRepo->imem = pRepo->mem;
pRepo->mem = NULL;
pRepo->commit = 1;
code = pthread_create(&pRepo->commitThread, NULL, tsdbCommitData, (void *)pRepo);
if (code != 0) {
tsdbError("vgId:%d failed to create commit thread since %s", REPO_ID(pRepo), strerror(errno));
terrno = TAOS_SYSTEM_ERROR(code);
tsdbUnlockRepo(pRepo);
return NULL;
}
if (tsdbUnlockRepo(pRepo) < 0) return NULL;
if (pImem && tsdbUnRefMemTable(pRepo, pImem) < 0) return NULL;
} else {
if (tsdbLockRepo(pRepo) < 0) return NULL;
SListNode *pNode = tsdbAllocBufBlockFromPool(pRepo);
tdListAppendNode(pMemTable->bufBlockList, pNode);
pRepo->mem = pMemTable;
tdListAppendNode(pRepo->mem->bufBlockList, pNode);
if (tsdbUnlockRepo(pRepo) < 0) return NULL;
}
}