more work

source/dnode/vnode/src/inc/tsdb.h

@@ -603,6 +603,7 @@ struct SDataFWriter {
   uint8_t *pBuf1;
   uint8_t *pBuf2;
   uint8_t *pBuf3;
+  uint8_t *pBuf4;
 };
 
 struct STsdbReadSnap {

source/dnode/vnode/src/tsdb/tsdbReaderWriter.c

@@ -1596,6 +1596,7 @@ int32_t tsdbDataFWriterClose(SDataFWriter **ppWriter, int8_t sync) {
   tFree((*ppWriter)->pBuf1);
   tFree((*ppWriter)->pBuf2);
   tFree((*ppWriter)->pBuf3);
+  tFree((*ppWriter)->pBuf4);
   taosMemoryFree(*ppWriter);
 _exit:
   *ppWriter = NULL;
@@ -1919,14 +1920,8 @@ int32_t tsdbWriteBlockData(SDataFWriter *pWriter, SBlockData *pBlockData, SBlock
                       .nRow = pBlockData->nRow,
                       .cmprAlg = cmprAlg};
 
-  SArray *aBlockCol = taosArrayInit(taosArrayGetSize(pBlockData->aIdx), sizeof(SBlockCol));
-  if (aBlockCol == NULL) {
-    code = TSDB_CODE_OUT_OF_MEMORY;
-    goto _err;
-  }
-
   // encode =================
-  // columns
+  // columns AND SBlockCol
   int32_t nBuf1 = 0;
   for (int32_t iColData = 0; iColData < taosArrayGetSize(pBlockData->aIdx); iColData++) {
     SColData *pColData = tBlockDataGetColDataByIdx(pBlockData, iColData);
@@ -1949,89 +1944,83 @@ int32_t tsdbWriteBlockData(SDataFWriter *pWriter, SBlockData *pBlockData, SBlock
       nBuf1 = nBuf1 + blockCol.szBitmap + blockCol.szOffset + blockCol.szValue + sizeof(TSCKSUM);
     }
 
-    if (taosArrayPush(aBlockCol, &blockCol) == NULL) {
-      code = TSDB_CODE_OUT_OF_MEMORY;
-      goto _err;
-    }
+    code = tRealloc(&pWriter->pBuf2, hdr.szBlkCol + tPutBlockCol(NULL, &blockCol));
+    if (code) goto _err;
+    hdr.szBlkCol += tPutBlockCol(pWriter->pBuf2 + hdr.szBlkCol, &blockCol);
+  }
+
+  int32_t nBuf2 = 0;
+  if (hdr.szBlkCol > 0) {
+    nBuf2 = hdr.szBlkCol + sizeof(TSCKSUM);
+
+    code = tRealloc(&pWriter->pBuf2, nBuf2);
+    if (code) goto _err;
 
-    hdr.szBlkCol += tPutBlockCol(NULL, &blockCol);
+    taosCalcChecksumAppend(0, pWriter->pBuf2, nBuf2);
   }
 
-  // uid
+  // uid + version + tskey
+  int32_t nBuf3 = 0;
   if (pBlockData->uid == 0) {
     code = tsdbCmprData((uint8_t *)pBlockData->aUid, sizeof(int64_t) * pBlockData->nRow, TSDB_DATA_TYPE_BIGINT, cmprAlg,
-                        &pWriter->pBuf2, 0, &hdr.szUid, &pWriter->pBuf3);
+                        &pWriter->pBuf3, nBuf3, &hdr.szUid, &pWriter->pBuf4);
     if (code) goto _err;
   }
+  nBuf3 += hdr.szUid;
 
-  // version
   code = tsdbCmprData((uint8_t *)pBlockData->aVersion, sizeof(int64_t) * pBlockData->nRow, TSDB_DATA_TYPE_BIGINT,
-                      cmprAlg, &pWriter->pBuf2, hdr.szUid, &hdr.szVer, &pWriter->pBuf3);
+                      cmprAlg, &pWriter->pBuf3, nBuf3, &hdr.szVer, &pWriter->pBuf4);
   if (code) goto _err;
+  nBuf3 += hdr.szVer;
 
-  // tskey
   code = tsdbCmprData((uint8_t *)pBlockData->aTSKEY, sizeof(TSKEY) * pBlockData->nRow, TSDB_DATA_TYPE_TIMESTAMP,
-                      cmprAlg, &pWriter->pBuf2, hdr.szUid + hdr.szVer, &hdr.szKey, &pWriter->pBuf3);
+                      cmprAlg, &pWriter->pBuf3, nBuf3, &hdr.szKey, &pWriter->pBuf4);
   if (code) goto _err;
+  nBuf3 += hdr.szKey;
 
-  // hdr
-  pBlkInfo->szKey = tPutDiskDataHdr(NULL, &hdr);
-  code = tRealloc(&pWriter->pBuf3, pBlkInfo->szKey);
+  nBuf3 += sizeof(TSCKSUM);
+  code = tRealloc(&pWriter->pBuf3, nBuf3);
   if (code) goto _err;
-  tPutDiskDataHdr(pWriter->pBuf3, &hdr);
-  TSCKSUM cksm = taosCalcChecksum(0, pWriter->pBuf3, pBlkInfo->szKey);
 
-  code = tRealloc(&pWriter->pBuf2, hdr.szUid + hdr.szVer + hdr.szKey + sizeof(TSCKSUM));
+  // hdr
+  int32_t nBuf4 = tPutDiskDataHdr(NULL, &hdr);
+  code = tRealloc(&pWriter->pBuf4, nBuf4);
   if (code) goto _err;
-  taosCalcChecksumAppend(cksm, pWriter->pBuf2, hdr.szUid + hdr.szVer + hdr.szKey + sizeof(TSCKSUM));
+  tPutDiskDataHdr(pWriter->pBuf4, &hdr);
+  taosCalcChecksumAppend(taosCalcChecksum(0, pWriter->pBuf4, nBuf4), pWriter->pBuf3, nBuf3);
 
   // write =================
   TdFilePtr pFD = toLast ? pWriter->pLastFD : pWriter->pDataFD;
 
-  // hdr
-  int64_t n = taosWriteFile(pFD, pWriter->pBuf3, pBlkInfo->szKey);
+  pBlkInfo->szKey = nBuf4 + nBuf3;
+  pBlkInfo->szBlock = nBuf1 + nBuf2 + nBuf3 + nBuf4;
+
+  int64_t n = taosWriteFile(pFD, pWriter->pBuf4, nBuf4);
   if (n < 0) {
     code = TAOS_SYSTEM_ERROR(errno);
     goto _err;
   }
 
-  // uid + version + tskey + (CKSM)
-  n = taosWriteFile(pFD, pWriter->pBuf2, hdr.szUid + hdr.szVer + hdr.szKey + sizeof(TSCKSUM));
+  n = taosWriteFile(pFD, pWriter->pBuf3, nBuf3);
   if (n < 0) {
     code = TAOS_SYSTEM_ERROR(errno);
     goto _err;
   }
-  pBlkInfo->szKey = pBlkInfo->szKey + hdr.szUid + hdr.szVer + hdr.szKey + sizeof(TSCKSUM);
-  pBlkInfo->szBlock += pBlkInfo->szKey;
 
-  // aBlockCol
-  if (hdr.szBlkCol > 0) {
-    code = tRealloc(&pWriter->pBuf2, hdr.szBlkCol + sizeof(TSCKSUM));
-    if (code) goto _err;
-
-    n = 0;
-    for (int32_t iBlockCol = 0; iBlockCol < taosArrayGetSize(aBlockCol); iBlockCol++) {
-      n += tPutBlockCol(pWriter->pBuf2 + n, taosArrayGet(aBlockCol, iBlockCol));
-    }
-    ASSERT(n == hdr.szBlkCol);
-    taosCalcChecksumAppend(0, pWriter->pBuf2, hdr.szBlkCol + sizeof(TSCKSUM));
-
-    n = taosWriteFile(pFD, pWriter->pBuf2, hdr.szBlkCol + sizeof(TSCKSUM));
+  if (nBuf2) {
+    n = taosWriteFile(pFD, pWriter->pBuf2, nBuf2);
     if (n < 0) {
       code = TAOS_SYSTEM_ERROR(errno);
       goto _err;
     }
   }
 
-  // colmns
-  if (nBuf1 > 0) {
+  if (nBuf1) {
     n = taosWriteFile(pFD, pWriter->pBuf1, nBuf1);
     if (n < 0) {
       code = TAOS_SYSTEM_ERROR(errno);
       goto _err;
     }
-
-    pBlkInfo->szBlock += nBuf1;
   }
 
   // update info
@@ -2048,12 +2037,10 @@ int32_t tsdbWriteBlockData(SDataFWriter *pWriter, SBlockData *pBlockData, SBlock
   }
 
 _exit:
-  taosArrayDestroy(aBlockCol);
   return code;
 
 _err:
   tsdbError("vgId:%d tsdb write block data failed since %s", TD_VID(pWriter->pTsdb->pVnode), tstrerror(code));
-  taosArrayDestroy(aBlockCol);
   return code;
 }