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enh: optimizing stt file reading in last query

This commit is contained in:
Xiaoyu Wang 2023-03-13 15:05:24 +08:00
parent 25778754e2
commit 62377619ba
10 changed files with 70 additions and 21 deletions
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1
include/common/tmsg.h
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@ -1136,6 +1136,7 @@ typedef struct {
int64_t numOfInsertSuccessReqs;
int64_t numOfBatchInsertReqs;
int64_t numOfBatchInsertSuccessReqs;
int32_t numOfCacheTables;
} SVnodeLoad;
typedef struct {

2
include/util/tlrucache.h
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@ -55,6 +55,8 @@ void *taosLRUCacheValue(SLRUCache *cache, LRUHandle *handle);
size_t taosLRUCacheGetUsage(SLRUCache *cache);
size_t taosLRUCacheGetPinnedUsage(SLRUCache *cache);
int32_t taosLRUCacheGetElems(SLRUCache *cache);
void taosLRUCacheSetCapacity(SLRUCache *cache, size_t capacity);
size_t taosLRUCacheGetCapacity(SLRUCache *cache);

1
source/dnode/vnode/inc/vnode.h
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@ -201,6 +201,7 @@ int32_t tsdbGetTableSchema(SVnode *pVnode, int64_t uid, STSchema **pSchema, int6
void tsdbCacheSetCapacity(SVnode *pVnode, size_t capacity);
size_t tsdbCacheGetCapacity(SVnode *pVnode);
size_t tsdbCacheGetUsage(SVnode *pVnode);
int32_t tsdbCacheGetElems(SVnode *pVnode);
// tq
typedef struct SMetaTableInfo {

2
source/dnode/vnode/src/inc/tsdb.h
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@ -748,7 +748,7 @@ struct SDiskDataBuilder {
int32_t tMergeTreeOpen(SMergeTree *pMTree, int8_t backward, SDataFReader *pFReader, uint64_t suid, uint64_t uid,
STimeWindow *pTimeWindow, SVersionRange *pVerRange, SSttBlockLoadInfo *pBlockLoadInfo,
bool destroyLoadInfo, const char *idStr);
bool destroyLoadInfo, const char *idStr, bool strictTimeRange);
void tMergeTreeAddIter(SMergeTree *pMTree, SLDataIter *pIter);
bool tMergeTreeNext(SMergeTree *pMTree);
TSDBROW tMergeTreeGetRow(SMergeTree *pMTree);

13
source/dnode/vnode/src/tsdb/tsdbCache.c
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@ -632,8 +632,8 @@ static int32_t getNextRowFromFSLast(void *iter, TSDBROW **ppRow, bool *pIgnoreEa
}
tMergeTreeOpen(&state->mergeTree, 1, *state->pDataFReader, state->suid, state->uid,
&(STimeWindow){.skey = TSKEY_MIN, .ekey = TSKEY_MAX},
&(SVersionRange){.minVer = 0, .maxVer = UINT64_MAX}, state->pLoadInfo, false, NULL);
&(STimeWindow){.skey = state->lastTs, .ekey = TSKEY_MAX},
&(SVersionRange){.minVer = 0, .maxVer = UINT64_MAX}, state->pLoadInfo, false, NULL, true);
state->pMergeTree = &state->mergeTree;
bool hasVal = tMergeTreeNext(&state->mergeTree);
if (!hasVal) {
@ -1727,6 +1727,15 @@ size_t tsdbCacheGetUsage(SVnode *pVnode) {
return usage;
}
int32_t tsdbCacheGetElems(SVnode *pVnode) {
int32_t elems = 0;
if (pVnode->pTsdb != NULL) {
elems = taosLRUCacheGetElems(pVnode->pTsdb->lruCache);
}
return elems;
}
static void getBICacheKey(int32_t fid, int64_t commitID, char *key, int *len) {
struct {
int32_t fid;

2
source/dnode/vnode/src/tsdb/tsdbCacheRead.c
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@ -408,6 +408,7 @@ int32_t tsdbRetrieveCacheRows(void* pReader, SSDataBlock* pResBlock, const int32
if (hasNotNullRow) {
pr->lastTs = minTs;
tsdbInfo("%p have cache read %d tables", pr, i + 1);
}
}
@ -418,6 +419,7 @@ int32_t tsdbRetrieveCacheRows(void* pReader, SSDataBlock* pResBlock, const int32
saveOneRow(pLastCols, pResBlock, pr, slotIds, pRes, pr->idstr);
}
tsdbInfo("have cached %d tables", taosLRUCacheGetElems(lruCache));
} else if (HASTYPE(pr->type, CACHESCAN_RETRIEVE_TYPE_ALL)) {
for (int32_t i = pr->tableIndex; i < pr->numOfTables; ++i) {
STableKeyInfo* pKeyInfo = &pr->pTableList[i];

22
source/dnode/vnode/src/tsdb/tsdbMergeTree.c
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@ -31,7 +31,8 @@ struct SLDataIter {
SSttBlockLoadInfo *pBlockLoadInfo;
};
SSttBlockLoadInfo *tCreateLastBlockLoadInfo(STSchema *pSchema, int16_t *colList, int32_t numOfCols, int32_t numOfSttTrigger) {
SSttBlockLoadInfo *tCreateLastBlockLoadInfo(STSchema *pSchema, int16_t *colList, int32_t numOfCols,
int32_t numOfSttTrigger) {
SSttBlockLoadInfo *pLoadInfo = taosMemoryCalloc(numOfSttTrigger, sizeof(SSttBlockLoadInfo));
if (pLoadInfo == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
@ -162,7 +163,8 @@ static SBlockData *loadLastBlock(SLDataIter *pIter, const char *idStr) {
pInfo->blockIndex[pInfo->currentLoadBlockIndex] = pIter->iSttBlk;
pIter->iRow = (pIter->backward) ? pInfo->blockData[pInfo->currentLoadBlockIndex].nRow : -1;
tsdbDebug("last block index list:%d, %d, rowIndex:%d %s", pInfo->blockIndex[0], pInfo->blockIndex[1], pIter->iRow, idStr);
tsdbDebug("last block index list:%d, %d, rowIndex:%d %s", pInfo->blockIndex[0], pInfo->blockIndex[1], pIter->iRow,
idStr);
return &pInfo->blockData[pInfo->currentLoadBlockIndex];
_exit:
@ -263,7 +265,7 @@ static int32_t binarySearchForStartRowIndex(uint64_t *uidList, int32_t num, uint
int32_t tLDataIterOpen(struct SLDataIter **pIter, SDataFReader *pReader, int32_t iStt, int8_t backward, uint64_t suid,
uint64_t uid, STimeWindow *pTimeWindow, SVersionRange *pRange, SSttBlockLoadInfo *pBlockLoadInfo,
const char *idStr) {
const char *idStr, bool strictTimeRange) {
int32_t code = TSDB_CODE_SUCCESS;
*pIter = taosMemoryCalloc(1, sizeof(SLDataIter));
@ -340,6 +342,16 @@ int32_t tLDataIterOpen(struct SLDataIter **pIter, SDataFReader *pReader, int32_t
if ((*pIter)->iSttBlk != -1) {
(*pIter)->pSttBlk = taosArrayGet(pBlockLoadInfo->aSttBlk, (*pIter)->iSttBlk);
(*pIter)->iRow = ((*pIter)->backward) ? (*pIter)->pSttBlk->nRow : -1;
if ((!backward) && ((strictTimeRange && (*pIter)->pSttBlk->minKey >= (*pIter)->timeWindow.ekey) ||
(!strictTimeRange && (*pIter)->pSttBlk->minKey > (*pIter)->timeWindow.ekey))) {
(*pIter)->pSttBlk = NULL;
}
if (backward && ((strictTimeRange && (*pIter)->pSttBlk->maxKey <= (*pIter)->timeWindow.skey) ||
(!strictTimeRange && (*pIter)->pSttBlk->maxKey < (*pIter)->timeWindow.skey))) {
(*pIter)->pSttBlk = NULL;
}
}
return code;
@ -551,7 +563,7 @@ static FORCE_INLINE int32_t tLDataIterDescCmprFn(const SRBTreeNode *p1, const SR
int32_t tMergeTreeOpen(SMergeTree *pMTree, int8_t backward, SDataFReader *pFReader, uint64_t suid, uint64_t uid,
STimeWindow *pTimeWindow, SVersionRange *pVerRange, SSttBlockLoadInfo *pBlockLoadInfo,
bool destroyLoadInfo, const char *idStr) {
bool destroyLoadInfo, const char *idStr, bool strictTimeRange) {
pMTree->backward = backward;
pMTree->pIter = NULL;
pMTree->pIterList = taosArrayInit(4, POINTER_BYTES);
@ -573,7 +585,7 @@ int32_t tMergeTreeOpen(SMergeTree *pMTree, int8_t backward, SDataFReader *pFRead
for (int32_t i = 0; i < pFReader->pSet->nSttF; ++i) { // open all last file
struct SLDataIter *pIter = NULL;
code = tLDataIterOpen(&pIter, pFReader, i, pMTree->backward, suid, uid, pTimeWindow, pVerRange,
&pMTree->pLoadInfo[i], pMTree->idStr);
&pMTree->pLoadInfo[i], pMTree->idStr, strictTimeRange);
if (code != TSDB_CODE_SUCCESS) {
goto _end;
}

5
source/dnode/vnode/src/tsdb/tsdbRead.c
View File

@ -2481,7 +2481,7 @@ static bool initLastBlockReader(SLastBlockReader* pLBlockReader, STableBlockScan
pScanInfo->uid, pReader->idStr);
int32_t code = tMergeTreeOpen(&pLBlockReader->mergeTree, (pLBlockReader->order == TSDB_ORDER_DESC),
pReader->pFileReader, pReader->suid, pScanInfo->uid, &w, &pLBlockReader->verRange,
pLBlockReader->pInfo, false, pReader->idStr);
pLBlockReader->pInfo, false, pReader->idStr, false);
if (code != TSDB_CODE_SUCCESS) {
return false;
}
@ -3927,7 +3927,8 @@ int32_t tsdbSetTableList(STsdbReader* pReader, const void* pTableList, int32_t n
if (code) {
return code;
}
pReader->status.uidList.tableUidList = (uint64_t*)taosMemoryRealloc(pReader->status.uidList.tableUidList, sizeof(uint64_t) * num);
pReader->status.uidList.tableUidList =
(uint64_t*)taosMemoryRealloc(pReader->status.uidList.tableUidList, sizeof(uint64_t) * num);
}
taosHashClear(pReader->status.pTableMap);

1
source/dnode/vnode/src/vnd/vnodeQuery.c
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@ -382,6 +382,7 @@ int32_t vnodeGetLoad(SVnode *pVnode, SVnodeLoad *pLoad) {
pLoad->syncRestore = state.restored;
pLoad->syncCanRead = state.canRead;
pLoad->cacheUsage = tsdbCacheGetUsage(pVnode);
pLoad->numOfCacheTables = tsdbCacheGetElems(pVnode);
pLoad->numOfTables = metaGetTbNum(pVnode->pMeta);
pLoad->numOfTimeSeries = metaGetTimeSeriesNum(pVnode->pMeta);
pLoad->totalStorage = (int64_t)3 * 1073741824;

20
source/util/src/tlrucache.c
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@ -580,6 +580,16 @@ static size_t taosLRUCacheShardGetUsage(SLRUCacheShard *shard) {
return usage;
}
static int32_t taosLRUCacheShardGetElems(SLRUCacheShard *shard) {
int32_t elems = 0;
taosThreadMutexLock(&shard->mutex);
elems = shard->table.elems;
taosThreadMutexUnlock(&shard->mutex);
return elems;
}
static size_t taosLRUCacheShardGetPinnedUsage(SLRUCacheShard *shard) {
size_t usage = 0;
@ -755,6 +765,16 @@ size_t taosLRUCacheGetUsage(SLRUCache *cache) {
return usage;
}
int32_t taosLRUCacheGetElems(SLRUCache *cache) {
int32_t elems = 0;
for (int i = 0; i < cache->numShards; ++i) {
elems += taosLRUCacheShardGetElems(&cache->shards[i]);
}
return elems;
}
size_t taosLRUCacheGetPinnedUsage(SLRUCache *cache) {
size_t usage = 0;