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Merge pull request #2665 from taosdata/feature/2.0tsdb 

Feature/2.0tsdb
This commit is contained in:
Shengliang Guan 2020-07-15 10:33:44 +08:00 committed by GitHub
parent 67a0474447 849dd43e83
commit b03c73c9cc
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 611 additions and 454 deletions
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74
src/tsdb/inc/tsdbMain.h
View File

@ -96,6 +96,11 @@ typedef struct {
} STsdbBufPool;
// ------------------ tsdbMemTable.c
typedef struct {
STable * pTable;
SSkipListIterator *pIter;
} SCommitIter;
typedef struct {
uint64_t uid;
TSKEY keyFirst;
@ -206,10 +211,10 @@ typedef struct {
int64_t offset : 63;
int32_t algorithm : 8;
int32_t numOfRows : 24;
int32_t sversion;
int32_t len;
int32_t keyLen; // key column length, keyOffset = offset+sizeof(SCompData)+sizeof(SCompCol)*numOfCols
int16_t numOfSubBlocks;
int16_t numOfCols;
int16_t numOfCols; // not including timestamp column
TSKEY keyFirst;
TSKEY keyLast;
} SCompBlock;
@ -377,6 +382,24 @@ int tsdbUnRefMemTable(STsdbRepo* pRepo, SMemTable* pMemTable);
int tsdbTakeMemSnapshot(STsdbRepo* pRepo, SMemTable** pMem, SMemTable** pIMem);
void* tsdbAllocBytes(STsdbRepo* pRepo, int bytes);
int tsdbAsyncCommit(STsdbRepo* pRepo);
int tsdbLoadDataFromCache(STable* pTable, SSkipListIterator* pIter, TSKEY maxKey, int maxRowsToRead, SDataCols* pCols,
TSKEY* filterKeys, int nFilterKeys);
static FORCE_INLINE SDataRow tsdbNextIterRow(SSkipListIterator* pIter) {
if (pIter == NULL) return NULL;
SSkipListNode* node = tSkipListIterGet(pIter);
if (node == NULL) return NULL;
return SL_GET_NODE_DATA(node);
}
static FORCE_INLINE TSKEY tsdbNextIterKey(SSkipListIterator* pIter) {
SDataRow row = tsdbNextIterRow(pIter);
if (row == NULL) return -1;
return dataRowKey(row);
}
// ------------------ tsdbFile.c
#define TSDB_KEY_FILEID(key, daysPerFile, precision) ((key) / tsMsPerDay[(precision)] / (daysPerFile))
@ -421,25 +444,36 @@ void tsdbRemoveFileGroup(STsdbRepo* pRepo, SFileGroup* pFGroup);
#define helperType(h) (h)->type
#define helperRepo(h) (h)->pRepo
#define helperState(h) (h)->state
#define TSDB_NLAST_FILE_OPENED(h) ((h)->files.nLastF.fd > 0)
int tsdbInitReadHelper(SRWHelper* pHelper, STsdbRepo* pRepo);
int tsdbInitWriteHelper(SRWHelper* pHelper, STsdbRepo* pRepo);
void tsdbDestroyHelper(SRWHelper* pHelper);
void tsdbResetHelper(SRWHelper* pHelper);
int tsdbSetAndOpenHelperFile(SRWHelper* pHelper, SFileGroup* pGroup);
int tsdbCloseHelperFile(SRWHelper* pHelper, bool hasError);
void tsdbSetHelperTable(SRWHelper* pHelper, STable* pTable, STsdbRepo* pRepo);
int tsdbWriteDataBlock(SRWHelper* pHelper, SDataCols* pDataCols);
int tsdbMoveLastBlockIfNeccessary(SRWHelper* pHelper);
int tsdbWriteCompInfo(SRWHelper* pHelper);
int tsdbWriteCompIdx(SRWHelper* pHelper);
int tsdbLoadCompIdx(SRWHelper* pHelper, void* target);
int tsdbLoadCompInfo(SRWHelper* pHelper, void* target);
int tsdbLoadCompData(SRWHelper* phelper, SCompBlock* pcompblock, void* target);
void tsdbGetDataStatis(SRWHelper* pHelper, SDataStatis* pStatis, int numOfCols);
int tsdbLoadBlockDataCols(SRWHelper* pHelper, SCompBlock* pCompBlock, SCompInfo* pCompInfo, int16_t* colIds,
int numOfColIds);
int tsdbLoadBlockData(SRWHelper* pHelper, SCompBlock* pCompBlock, SCompInfo* pCompInfo);
int tsdbInitReadHelper(SRWHelper* pHelper, STsdbRepo* pRepo);
int tsdbInitWriteHelper(SRWHelper* pHelper, STsdbRepo* pRepo);
void tsdbDestroyHelper(SRWHelper* pHelper);
void tsdbResetHelper(SRWHelper* pHelper);
int tsdbSetAndOpenHelperFile(SRWHelper* pHelper, SFileGroup* pGroup);
int tsdbCloseHelperFile(SRWHelper* pHelper, bool hasError);
void tsdbSetHelperTable(SRWHelper* pHelper, STable* pTable, STsdbRepo* pRepo);
int tsdbCommitTableData(SRWHelper* pHelper, SCommitIter* pCommitIter, SDataCols* pDataCols, TSKEY maxKey);
int tsdbMoveLastBlockIfNeccessary(SRWHelper* pHelper);
int tsdbWriteCompInfo(SRWHelper* pHelper);
int tsdbWriteCompIdx(SRWHelper* pHelper);
int tsdbLoadCompIdx(SRWHelper* pHelper, void* target);
int tsdbLoadCompInfo(SRWHelper* pHelper, void* target);
int tsdbLoadCompData(SRWHelper* phelper, SCompBlock* pcompblock, void* target);
void tsdbGetDataStatis(SRWHelper* pHelper, SDataStatis* pStatis, int numOfCols);
int tsdbLoadBlockDataCols(SRWHelper* pHelper, SCompBlock* pCompBlock, SCompInfo* pCompInfo, int16_t* colIds,
int numOfColIds);
int tsdbLoadBlockData(SRWHelper* pHelper, SCompBlock* pCompBlock, SCompInfo* pCompInfo);
static FORCE_INLINE int compTSKEY(const void* key1, const void* key2) {
if (*(TSKEY*)key1 > *(TSKEY*)key2) {
return 1;
} else if (*(TSKEY*)key1 == *(TSKEY*)key2) {
return 0;
} else {
return -1;
}
}
// ------------------ tsdbMain.c
#define REPO_ID(r) (r)->config.tsdbId

163
src/tsdb/src/tsdbMemTable.c
View File

@ -18,11 +18,6 @@
#define TSDB_DATA_SKIPLIST_LEVEL 5
typedef struct {
STable * pTable;
SSkipListIterator *pIter;
} SCommitIter;
static FORCE_INLINE STsdbBufBlock *tsdbGetCurrBufBlock(STsdbRepo *pRepo);
static void tsdbFreeBytes(STsdbRepo *pRepo, void *ptr, int bytes);
@ -34,14 +29,11 @@ static char * tsdbGetTsTupleKey(const void *data);
static void * tsdbCommitData(void *arg);
static int tsdbCommitMeta(STsdbRepo *pRepo);
static void tsdbEndCommit(STsdbRepo *pRepo);
static TSKEY tsdbNextIterKey(SCommitIter *pIter);
static int tsdbHasDataToCommit(SCommitIter *iters, int nIters, TSKEY minKey, TSKEY maxKey);
static int tsdbCommitToFile(STsdbRepo *pRepo, int fid, SCommitIter *iters, SRWHelper *pHelper, SDataCols *pDataCols);
static void tsdbGetFidKeyRange(int daysPerFile, int8_t precision, int fileId, TSKEY *minKey, TSKEY *maxKey);
static SCommitIter *tsdbCreateTableIters(STsdbRepo *pRepo);
static void tsdbDestroyTableIters(SCommitIter *iters, int maxTables);
static int tsdbReadRowsFromCache(STsdbMeta *pMeta, STable *pTable, SSkipListIterator *pIter, TSKEY maxKey,
int maxRowsToRead, SDataCols *pCols);
static SCommitIter *tsdbCreateCommitIters(STsdbRepo *pRepo);
static void tsdbDestroyCommitIters(SCommitIter *iters, int maxTables);
// ---------------- INTERNAL FUNCTIONS ----------------
int tsdbInsertRowToMem(STsdbRepo *pRepo, SDataRow row, STable *pTable) {
@ -252,6 +244,66 @@ int tsdbAsyncCommit(STsdbRepo *pRepo) {
return 0;
}
int tsdbLoadDataFromCache(STable *pTable, SSkipListIterator *pIter, TSKEY maxKey, int maxRowsToRead, SDataCols *pCols,
TSKEY *filterKeys, int nFilterKeys) {
ASSERT(maxRowsToRead > 0 && nFilterKeys >= 0);
if (pIter == NULL) return 0;
STSchema *pSchema = NULL;
int numOfRows = 0;
TSKEY keyNext = 0;
int filterIter = 0;
if (nFilterKeys != 0) { // for filter purpose
ASSERT(filterKeys != NULL);
keyNext = tsdbNextIterKey(pIter);
if (keyNext < 0 || keyNext > maxKey) return numOfRows;
void *ptr = taosbsearch((void *)(&keyNext), (void *)filterKeys, nFilterKeys, sizeof(TSKEY), compTSKEY, TD_GE);
filterIter = (ptr == NULL) ? nFilterKeys : (POINTER_DISTANCE(ptr, filterKeys) / sizeof(TSKEY));
}
do {
if (numOfRows >= maxRowsToRead) break;
SDataRow row = tsdbNextIterRow(pIter);
if (row == NULL) break;
keyNext = dataRowKey(row);
if (keyNext < 0 || keyNext > maxKey) break;
bool keyFiltered = false;
if (nFilterKeys != 0) {
while (true) {
if (filterIter >= nFilterKeys) break;
if (keyNext == filterKeys[filterIter]) {
keyFiltered = true;
filterIter++;
break;
} else if (keyNext < filterKeys[filterIter]) {
break;
} else {
filterIter++;
}
}
}
if (!keyFiltered) {
if (pCols) {
if (pSchema == NULL || schemaVersion(pSchema) != dataRowVersion(row)) {
pSchema = tsdbGetTableSchemaImpl(pTable, false, false, dataRowVersion(row));
if (pSchema == NULL) {
ASSERT(0);
}
}
tdAppendDataRowToDataCol(row, pSchema, pCols);
}
numOfRows++;
}
} while (tSkipListIterNext(pIter));
return numOfRows;
}
// ---------------- LOCAL FUNCTIONS ----------------
static FORCE_INLINE STsdbBufBlock *tsdbGetCurrBufBlock(STsdbRepo *pRepo) {
ASSERT(pRepo != NULL);
@ -378,7 +430,7 @@ static void *tsdbCommitData(void *arg) {
// Create the iterator to read from cache
if (pMem->numOfRows > 0) {
iters = tsdbCreateTableIters(pRepo);
iters = tsdbCreateCommitIters(pRepo);
if (iters == NULL) {
tsdbError("vgId:%d failed to create commit iterator since %s", REPO_ID(pRepo), tstrerror(terrno));
goto _exit;
@ -418,7 +470,7 @@ static void *tsdbCommitData(void *arg) {
_exit:
tdFreeDataCols(pDataCols);
tsdbDestroyTableIters(iters, pCfg->maxTables);
tsdbDestroyCommitIters(iters, pCfg->maxTables);
tsdbDestroyHelper(&whelper);
tsdbEndCommit(pRepo);
tsdbInfo("vgId:%d commit over", pRepo->config.tsdbId);
@ -479,19 +531,9 @@ static void tsdbEndCommit(STsdbRepo *pRepo) {
if (pRepo->appH.notifyStatus) pRepo->appH.notifyStatus(pRepo->appH.appH, TSDB_STATUS_COMMIT_OVER);
}
static TSKEY tsdbNextIterKey(SCommitIter *pIter) {
if (pIter == NULL) return -1;
SSkipListNode *node = tSkipListIterGet(pIter->pIter);
if (node == NULL) return -1;
SDataRow row = SL_GET_NODE_DATA(node);
return dataRowKey(row);
}
static int tsdbHasDataToCommit(SCommitIter *iters, int nIters, TSKEY minKey, TSKEY maxKey) {
for (int i = 0; i < nIters; i++) {
TSKEY nextKey = tsdbNextIterKey(iters + i);
TSKEY nextKey = tsdbNextIterKey((iters + i)->pIter);
if (nextKey > 0 && (nextKey >= minKey && nextKey <= maxKey)) return 1;
}
return 0;
@ -504,7 +546,6 @@ static void tsdbGetFidKeyRange(int daysPerFile, int8_t precision, int fileId, TS
static int tsdbCommitToFile(STsdbRepo *pRepo, int fid, SCommitIter *iters, SRWHelper *pHelper, SDataCols *pDataCols) {
char * dataDir = NULL;
STsdbMeta * pMeta = pRepo->tsdbMeta;
STsdbCfg * pCfg = &pRepo->config;
STsdbFileH *pFileH = pRepo->tsdbFileH;
SFileGroup *pGroup = NULL;
@ -549,33 +590,13 @@ static int tsdbCommitToFile(STsdbRepo *pRepo, int fid, SCommitIter *iters, SRWHe
if (pIter->pIter != NULL) {
tdInitDataCols(pDataCols, tsdbGetTableSchemaImpl(pIter->pTable, false, false, -1));
int maxRowsToRead = pCfg->maxRowsPerFileBlock * 4 / 5;
int nLoop = 0;
while (true) {
int rowsRead = tsdbReadRowsFromCache(pMeta, pIter->pTable, pIter->pIter, maxKey, maxRowsToRead, pDataCols);
ASSERT(rowsRead >= 0);
if (pDataCols->numOfRows == 0) break;
nLoop++;
ASSERT(dataColsKeyFirst(pDataCols) >= minKey && dataColsKeyFirst(pDataCols) <= maxKey);
ASSERT(dataColsKeyLast(pDataCols) >= minKey && dataColsKeyLast(pDataCols) <= maxKey);
int rowsWritten = tsdbWriteDataBlock(pHelper, pDataCols);
ASSERT(rowsWritten != 0);
if (rowsWritten < 0) {
taosRUnLockLatch(&(pIter->pTable->latch));
tsdbError("vgId:%d failed to write data block to table %s tid %d uid %" PRIu64 " since %s", REPO_ID(pRepo),
TABLE_CHAR_NAME(pIter->pTable), TABLE_TID(pIter->pTable), TABLE_UID(pIter->pTable),
tstrerror(terrno));
goto _err;
}
ASSERT(rowsWritten <= pDataCols->numOfRows);
tdPopDataColsPoints(pDataCols, rowsWritten);
maxRowsToRead = pCfg->maxRowsPerFileBlock * 4 / 5 - pDataCols->numOfRows;
if (tsdbCommitTableData(pHelper, pIter, pDataCols, maxKey) < 0) {
taosRUnLockLatch(&(pIter->pTable->latch));
tsdbError("vgId:%d failed to write data of table %s tid %d uid %" PRIu64 " since %s", REPO_ID(pRepo),
TABLE_CHAR_NAME(pIter->pTable), TABLE_TID(pIter->pTable), TABLE_UID(pIter->pTable),
tstrerror(terrno));
goto _err;
}
ASSERT(pDataCols->numOfRows == 0);
}
taosRUnLockLatch(&(pIter->pTable->latch));
@ -615,7 +636,7 @@ _err:
return -1;
}
static SCommitIter *tsdbCreateTableIters(STsdbRepo *pRepo) {
static SCommitIter *tsdbCreateCommitIters(STsdbRepo *pRepo) {
STsdbCfg * pCfg = &(pRepo->config);
SMemTable *pMem = pRepo->imem;
STsdbMeta *pMeta = pRepo->tsdbMeta;
@ -645,21 +666,18 @@ static SCommitIter *tsdbCreateTableIters(STsdbRepo *pRepo) {
goto _err;
}
if (!tSkipListIterNext(iters[i].pIter)) {
terrno = TSDB_CODE_TDB_NO_TABLE_DATA_IN_MEM;
goto _err;
}
tSkipListIterNext(iters[i].pIter);
}
}
return iters;
_err:
tsdbDestroyTableIters(iters, pCfg->maxTables);
tsdbDestroyCommitIters(iters, pCfg->maxTables);
return NULL;
}
static void tsdbDestroyTableIters(SCommitIter *iters, int maxTables) {
static void tsdbDestroyCommitIters(SCommitIter *iters, int maxTables) {
if (iters == NULL) return;
for (int i = 1; i < maxTables; i++) {
@ -670,35 +688,4 @@ static void tsdbDestroyTableIters(SCommitIter *iters, int maxTables) {
}
free(iters);
}
static int tsdbReadRowsFromCache(STsdbMeta *pMeta, STable *pTable, SSkipListIterator *pIter, TSKEY maxKey, int maxRowsToRead, SDataCols *pCols) {
ASSERT(maxRowsToRead > 0);
if (pIter == NULL) return 0;
STSchema *pSchema = NULL;
int numOfRows = 0;
do {
if (numOfRows >= maxRowsToRead) break;
SSkipListNode *node = tSkipListIterGet(pIter);
if (node == NULL) break;
SDataRow row = SL_GET_NODE_DATA(node);
if (dataRowKey(row) > maxKey) break;
if (pSchema == NULL || schemaVersion(pSchema) != dataRowVersion(row)) {
pSchema = tsdbGetTableSchemaImpl(pTable, true, false, dataRowVersion(row));
if (pSchema == NULL) {
// TODO: deal with the error here
ASSERT(0);
}
}
tdAppendDataRowToDataCol(row, pSchema, pCols);
numOfRows++;
} while (tSkipListIterNext(pIter));
return numOfRows;
}

4
src/tsdb/src/tsdbMeta.c
View File

@ -727,7 +727,7 @@ static STable *tsdbNewTable(STableCfg *pCfg, bool isSuper) {
T_REF_INC(pTable);
tsdbDebug("table %s tid %d uid %" PRIu64 " is created", TABLE_CHAR_NAME(pTable), TABLE_TID(pTable),
tsdbTrace("table %s tid %d uid %" PRIu64 " is created", TABLE_CHAR_NAME(pTable), TABLE_TID(pTable),
TABLE_UID(pTable));
return pTable;
@ -740,7 +740,7 @@ _err:
static void tsdbFreeTable(STable *pTable) {
if (pTable) {
if (pTable->name != NULL)
tsdbDebug("table %s tid %d uid %" PRIu64 " is destroyed", TABLE_CHAR_NAME(pTable), TABLE_TID(pTable),
tsdbTrace("table %s tid %d uid %" PRIu64 " is freed", TABLE_CHAR_NAME(pTable), TABLE_TID(pTable),
TABLE_UID(pTable));
tfree(TABLE_NAME(pTable));
if (TABLE_TYPE(pTable) != TSDB_CHILD_TABLE) {

824
src/tsdb/src/tsdbRWHelper.c
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