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Merge pull request #18661 from taosdata/fix/liao_cov 

enh(query): improve the performance and add some todo
This commit is contained in:
Shengliang Guan 2022-12-03 21:41:38 +08:00 committed by GitHub
parent b4cb000634 392fe988a0
commit 241638de33
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 19 additions and 11 deletions
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9
source/common/src/tdatablock.c
View File

@ -19,7 +19,7 @@
#include "tlog.h"
#include "tname.h"
#define MALLOC_ALIGN_BYTES 32
#define MALLOC_ALIGN_BYTES 256
int32_t colDataGetLength(const SColumnInfoData* pColumnInfoData, int32_t numOfRows) {
ASSERT(pColumnInfoData != NULL);
@ -1191,7 +1191,6 @@ static int32_t doEnsureCapacity(SColumnInfoData* pColumn, const SDataBlockInfo*
int32_t oldLen = BitmapLen(existedRows);
pColumn->nullbitmap = tmp;
memset(&pColumn->nullbitmap[oldLen], 0, BitmapLen(numOfRows) - oldLen);
ASSERT(pColumn->info.bytes);
// make sure the allocated memory is MALLOC_ALIGN_BYTES aligned
@ -1207,6 +1206,12 @@ static int32_t doEnsureCapacity(SColumnInfoData* pColumn, const SDataBlockInfo*
}
pColumn->pData = tmp;
// todo remove it soon
#if defined LINUX
ASSERT((((uint64_t)pColumn->pData) & (MALLOC_ALIGN_BYTES - 1)) == 0x0);
#endif
if (clearPayload) {
memset(tmp + pColumn->info.bytes * existedRows, 0, pColumn->info.bytes * (numOfRows - existedRows));
}

1
source/libs/executor/src/executil.c
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@ -129,6 +129,7 @@ void initGroupedResultInfo(SGroupResInfo* pGroupResInfo, SSHashObj* pHashmap, in
void* pData = NULL;
pGroupResInfo->pRows = taosArrayInit(10, POINTER_BYTES);
// todo avoid repeated malloc memory
size_t keyLen = 0;
int32_t iter = 0;
while ((pData = tSimpleHashIterate(pHashmap, pData, &iter)) != NULL) {

5
source/libs/scalar/src/scalar.c
View File

@ -165,10 +165,7 @@ int32_t scalarGenerateSetFromList(void **data, void *pNode, uint32_t type) {
SCL_ERR_JRET(TSDB_CODE_OUT_OF_MEMORY);
}
colDataDestroy(out.columnData);
taosMemoryFreeClear(out.columnData);
out.columnData = taosMemoryCalloc(1, sizeof(SColumnInfoData));
colInfoDataCleanup(out.columnData, out.numOfRows);
cell = cell->pNext;
}

3
source/os/src/osMemory.c
View File

@ -351,7 +351,8 @@ void* taosMemoryMallocAlign(uint32_t alignment, int64_t size) {
ASSERT(0);
#else
#if defined(LINUX)
return memalign(alignment, size);
void* p = memalign(alignment, size);
return p;
#else
return taosMemoryMalloc(size);
#endif

12
source/util/src/tpagedbuf.c
View File

@ -30,6 +30,7 @@ struct SDiskbasedBuf {
TdFilePtr pFile;
int32_t allocateId; // allocated page id
char* path; // file path
char* prefix; // file name prefix
int32_t pageSize; // current used page size
int32_t inMemPages; // numOfPages that are allocated in memory
SList* freePgList; // free page list
@ -48,6 +49,12 @@ struct SDiskbasedBuf {
};
static int32_t createDiskFile(SDiskbasedBuf* pBuf) {
if (pBuf->path == NULL) { // prepare the file name when needed it
char path[PATH_MAX] = {0};
taosGetTmpfilePath(pBuf->prefix, "paged-buf", path);
pBuf->path = taosMemoryStrDup(path);
}
pBuf->pFile =
taosOpenFile(pBuf->path, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_READ | TD_FILE_TRUNC | TD_FILE_AUTO_DEL);
if (pBuf->pFile == NULL) {
@ -356,10 +363,7 @@ int32_t createDiskbasedBuf(SDiskbasedBuf** pBuf, int32_t pagesize, int32_t inMem
pPBuf->assistBuf = taosMemoryMalloc(pPBuf->pageSize + 2); // EXTRA BYTES
pPBuf->all = taosHashInit(10, fn, true, false);
char path[PATH_MAX] = {0};
taosGetTmpfilePath(dir, "paged-buf", path);
pPBuf->path = strdup(path);
pPBuf->prefix = (char*) dir;
pPBuf->emptyDummyIdList = taosArrayInit(1, sizeof(int32_t));