parent
ffc8c8d148
commit
53aa45e225
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@ -67,7 +67,8 @@ typedef struct SSortMemFile {
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int32_t cacheSize;
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int32_t blockSize;
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TdFilePtr pTdFile;
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FILE* pTdFile;
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// TdFilePtr pTdFile;
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char memFilePath[PATH_MAX];
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} SSortMemFile;
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@ -1026,17 +1027,9 @@ static int32_t getRowBufFromExtMemFile(SSortHandle* pHandle, int32_t regionId, i
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if (pRegion->buf == NULL) {
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pRegion->bufRegOffset = 0;
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pRegion->buf = taosMemoryMalloc(pMemFile->blockSize);
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if (pRegion->buf == NULL) {
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return TSDB_CODE_OUT_OF_MEMORY;
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}
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int64_t ret = taosLSeekFile(pMemFile->pTdFile, pRegion->fileOffset, SEEK_SET);
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tsortSeekFile(pMemFile->pTdFile, pRegion->fileOffset, SEEK_SET);
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int32_t readBytes = TMIN(pMemFile->blockSize, pRegion->regionSize);
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if (ret >= 0) {
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ret = taosReadFile(pMemFile->pTdFile, pRegion->buf, readBytes);
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}
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if (ret != readBytes) {
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return TAOS_SYSTEM_ERROR(errno);
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}
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fread(pRegion->buf, readBytes, 1, pMemFile->pTdFile);
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pRegion->bufLen = readBytes;
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}
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// TODO: ASSERT(pRegion->offset < tupleOffset);
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@ -1044,25 +1037,17 @@ static int32_t getRowBufFromExtMemFile(SSortHandle* pHandle, int32_t regionId, i
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*pFreeRow = false;
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*ppRow = pRegion->buf + tupleOffset - pRegion->bufRegOffset;
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} else {
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*ppRow = taosMemoryMalloc(rowLen);
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if (*ppRow == NULL) {
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return TSDB_CODE_OUT_OF_MEMORY;
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}
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int32_t szThisBlock = pRegion->bufLen - (tupleOffset - pRegion->bufRegOffset);
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memcpy(*ppRow, pRegion->buf + tupleOffset - pRegion->bufRegOffset,
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szThisBlock);
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int64_t ret = taosLSeekFile(pMemFile->pTdFile, pRegion->fileOffset + pRegion->bufRegOffset + pRegion->bufLen, SEEK_SET);
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int32_t readBytes = TMIN(pMemFile->blockSize, pRegion->regionSize - (pRegion->bufRegOffset + pRegion->bufLen));
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if (ret >= 0) {
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ret = taosReadFile(pMemFile->pTdFile, pRegion->buf, readBytes);
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}
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if (ret != readBytes) {
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return TAOS_SYSTEM_ERROR(errno);
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}
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memcpy(*ppRow + szThisBlock, pRegion->buf, rowLen - szThisBlock);
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*pFreeRow = true;
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pRegion->bufRegOffset += pRegion->bufLen;
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pRegion->bufLen = readBytes;
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*ppRow = taosMemoryMalloc(rowLen);
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int32_t szThisBlock = pRegion->bufLen - (tupleOffset - pRegion->bufRegOffset);
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memcpy(*ppRow, pRegion->buf + tupleOffset - pRegion->bufRegOffset,
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szThisBlock);
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tsortSeekFile(pMemFile->pTdFile, pRegion->fileOffset + pRegion->bufRegOffset + pRegion->bufLen, SEEK_SET);
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int32_t readBytes = TMIN(pMemFile->blockSize, pRegion->regionSize - (pRegion->bufRegOffset + pRegion->bufLen));
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fread(pRegion->buf, readBytes, 1, pMemFile->pTdFile);
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memcpy(*ppRow + szThisBlock, pRegion->buf, rowLen - szThisBlock);
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*pFreeRow = true;
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pRegion->bufRegOffset += pRegion->bufLen;
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pRegion->bufLen = readBytes;
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}
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//TODO: free region memory
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return TSDB_CODE_SUCCESS;
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@ -1075,7 +1060,7 @@ static int32_t createSortMemFile(SSortHandle* pHandle) {
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SSortMemFile* pMemFile = taosMemoryCalloc(1, sizeof(SSortMemFile));
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pMemFile->cacheSize = pHandle->extRowsMemSize;
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taosGetTmpfilePath(tsTempDir, "sort-ext-mem", pMemFile->memFilePath);
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pMemFile->pTdFile = taosOpenFile(pMemFile->memFilePath, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_READ | TD_FILE_TRUNC);;
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pMemFile->pTdFile = fopen(pMemFile->memFilePath, "w+");
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if (pMemFile->pTdFile == NULL) {
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taosMemoryFree(pMemFile);
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return TAOS_SYSTEM_ERROR(errno);
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@ -1108,7 +1093,8 @@ static int32_t destroySortMemFile(SSortHandle* pHandle) {
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taosMemoryFree(pMemFile->writeBuf);
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pMemFile->writeBuf = NULL;
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taosCloseFile(&pMemFile->pTdFile);
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fclose(pMemFile->pTdFile);
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pMemFile->pTdFile = NULL;
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taosRemoveFile(pMemFile->memFilePath);
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taosMemoryFree(pMemFile);
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pHandle->pExtRowsMemFile = NULL;
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@ -1144,8 +1130,8 @@ static int32_t tsortCloseRegion(SSortHandle* pHandle) {
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pRegion->regionSize = pMemFile->currRegionOffset;
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int32_t writeBytes = pRegion->regionSize - (pMemFile->writeFileOffset - pRegion->fileOffset);
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if (writeBytes > 0) {
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int64_t ret = taosWriteFile(pMemFile->pTdFile, pMemFile->writeBuf, writeBytes);
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if (ret != writeBytes) {
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int ret = fwrite(pMemFile->writeBuf, writeBytes, 1, pMemFile->pTdFile);
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if (ret != 1) {
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terrno = TAOS_SYSTEM_ERROR(errno);
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return terrno;
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}
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@ -1177,8 +1163,8 @@ static int32_t saveBlockRowToExtRowsMemFile(SSortHandle* pHandle, SSDataBlock* p
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{
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if (pMemFile->currRegionOffset + pHandle->extRowBytes >= pMemFile->writeBufSize) {
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int32_t writeBytes = pMemFile->currRegionOffset - (pMemFile->writeFileOffset - pRegion->fileOffset);
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int64_t ret = taosWriteFile(pMemFile->pTdFile, pMemFile->writeBuf, writeBytes);
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if (ret != writeBytes) {
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int ret = fwrite(pMemFile->writeBuf, writeBytes, 1, pMemFile->pTdFile);
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if (ret != 1) {
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terrno = TAOS_SYSTEM_ERROR(errno);
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return terrno;
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}
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