[TD-3317]<fix>: taosdemo interlace insertion. (#5774)

patch for master.
Co-authored-by: NShuduo Sang <sdsang@taosdata.com>

src/kit/taosdemo/taosdemo.c

@@ -18,6 +18,7 @@
    when in some thread query return error, thread don't exit, but return, otherwise coredump in other thread.
 */
 
+#include <stdint.h>
 #define _GNU_SOURCE
 #define CURL_STATICLIB
 
@@ -3242,7 +3243,7 @@ static bool getMetaFromInsertJsonFile(cJSON* root) {
   if (numRecPerReq && numRecPerReq->type == cJSON_Number) {
     g_args.num_of_RPR = numRecPerReq->valueint;
   } else if (!numRecPerReq) {
-    g_args.num_of_RPR = 0xffff;
+    g_args.num_of_RPR = INT32_MAX;
   } else {
     errorPrint("%s() LN%d, failed to read json, num_of_records_per_req not found\n",
         __func__, __LINE__);
@@ -4647,7 +4648,7 @@ static int generateSQLHead(char *tableName, int32_t tableSeq,
       len = snprintf(
           headBuf,
                   HEAD_BUFF_LEN,
-                  "insert into %s.%s using %s.%s tags %s values",
+                  "%s.%s using %s.%s tags %s values",
                   pThreadInfo->db_name,
                   tableName,
                   pThreadInfo->db_name,
@@ -4658,14 +4659,14 @@ static int generateSQLHead(char *tableName, int32_t tableSeq,
       len = snprintf(
           headBuf,
                   HEAD_BUFF_LEN,
-                  "insert into %s.%s values",
+                  "%s.%s values",
                   pThreadInfo->db_name,
                   tableName);
     } else {
       len = snprintf(
           headBuf,
                   HEAD_BUFF_LEN,
-                  "insert into %s.%s values",
+                  "%s.%s values",
                   pThreadInfo->db_name,
                   tableName);
     }
@@ -4673,7 +4674,7 @@ static int generateSQLHead(char *tableName, int32_t tableSeq,
       len = snprintf(
           headBuf,
                   HEAD_BUFF_LEN,
-                  "insert into %s.%s values",
+                  "%s.%s values",
                   pThreadInfo->db_name,
                   tableName);
   }
@@ -4694,6 +4695,7 @@ static int generateInterlaceDataBuffer(
         int64_t startTime,
         int *pRemainderBufLen)
 {
+  assert(buffer);
   char *pstr = buffer;
   SSuperTable* superTblInfo = pThreadInfo->superTblInfo;
 
@@ -4723,18 +4725,20 @@ static int generateInterlaceDataBuffer(
   } else {
       startTime = 1500000000000;
   }
+
   int k = generateDataTail(
     superTblInfo,
     batchPerTbl, pstr, *pRemainderBufLen, insertRows, 0,
     startTime,
     &(pThreadInfo->samplePos), &dataLen);
 
-  if (k > 0) {
+  if (k == batchPerTbl) {
     pstr += dataLen;
     *pRemainderBufLen -= dataLen;
   } else {
     pstr -= headLen;
     pstr[0] = '\0';
+    k = 0;
   }
 
   return k;
@@ -4745,7 +4749,8 @@ static int generateProgressiveDataBuffer(
         int32_t tableSeq,
         threadInfo *pThreadInfo, char *buffer,
         int64_t insertRows,
-        int64_t startFrom, int64_t startTime, int *pSamplePos)
+        int64_t startFrom, int64_t startTime, int *pSamplePos,
+        int *pRemainderBufLen)
 {
   SSuperTable* superTblInfo = pThreadInfo->superTblInfo;
 
@@ -4760,27 +4765,24 @@ static int generateProgressiveDataBuffer(
   }
 
   assert(buffer != NULL);
+  char *pstr = buffer;
 
   int k = 0;
-  int maxSqlLen = superTblInfo?superTblInfo->maxSqlLen:g_args.max_sql_len;
-  int remainderBufLen = maxSqlLen;
-
-  memset(buffer, 0, maxSqlLen);
 
-  char *pstr = buffer;
+  memset(buffer, 0, *pRemainderBufLen);
 
   int headLen = generateSQLHead(tableName, tableSeq, pThreadInfo, superTblInfo,
-          buffer, remainderBufLen);
+          buffer, *pRemainderBufLen);
 
   if (headLen <= 0) {
     return 0;
   }
   pstr += headLen;
-  remainderBufLen -= headLen;
+  *pRemainderBufLen -= headLen;
 
   int dataLen;
   k = generateDataTail(superTblInfo,
-          g_args.num_of_RPR, pstr, remainderBufLen, insertRows, startFrom,
+          g_args.num_of_RPR, pstr, *pRemainderBufLen, insertRows, startFrom,
           startTime,
           pSamplePos, &dataLen);
 
@@ -4842,18 +4844,17 @@ static void* syncWriteInterlace(threadInfo *pThreadInfo) {
 
   int64_t startTime = pThreadInfo->start_time;
 
-  int batchPerTblTimes;
-  int batchPerTbl;
-
   assert(pThreadInfo->ntables > 0);
 
   if (interlaceRows > g_args.num_of_RPR)
         interlaceRows = g_args.num_of_RPR;
 
-  batchPerTbl = interlaceRows;
+  int batchPerTbl = interlaceRows;
+
+  int batchPerTblTimes;
   if ((interlaceRows > 0) && (pThreadInfo->ntables > 1)) {
     batchPerTblTimes =
-        (g_args.num_of_RPR / (interlaceRows * pThreadInfo->ntables)) + 1;
+        g_args.num_of_RPR / interlaceRows;
   } else {
     batchPerTblTimes = 1;
   }
@@ -4862,6 +4863,9 @@ static void* syncWriteInterlace(threadInfo *pThreadInfo) {
   bool flagSleep = true;
   int sleepTimeTotal = 0;
 
+  char *strInsertInto = "insert into ";
+  int nInsertBufLen = strlen(strInsertInto);
+
   while(pThreadInfo->totalInsertRows < pThreadInfo->ntables * insertRows) {
     if ((flagSleep) && (insert_interval)) {
         st = taosGetTimestampUs();
@@ -4872,6 +4876,11 @@ static void* syncWriteInterlace(threadInfo *pThreadInfo) {
     int remainderBufLen = maxSqlLen;
 
     char *pstr = buffer;
+
+    int len = snprintf(pstr, nInsertBufLen + 1, "%s", strInsertInto);
+    pstr += len;
+    remainderBufLen -= len;
+
     int recOfBatch = 0;
 
     for (int i = 0; i < batchPerTblTimes; i ++) {
@@ -4883,6 +4892,7 @@ static void* syncWriteInterlace(threadInfo *pThreadInfo) {
         return NULL;
       }
 
+      int oldRemainderLen = remainderBufLen;
       int generated = generateInterlaceDataBuffer(
         tableName, batchPerTbl, i, batchPerTblTimes,
         tableSeq,
@@ -4901,6 +4911,7 @@ static void* syncWriteInterlace(threadInfo *pThreadInfo) {
 
       tableSeq ++;
       recOfBatch += batchPerTbl;
+      pstr += (oldRemainderLen - remainderBufLen);
 //      startTime += batchPerTbl * superTblInfo->timeStampStep;
       pThreadInfo->totalInsertRows += batchPerTbl;
       verbosePrint("[%d] %s() LN%d batchPerTbl=%d recOfBatch=%d\n",
@@ -5012,11 +5023,12 @@ static void* syncWriteProgressive(threadInfo *pThreadInfo) {
   debugPrint("%s() LN%d: ### progressive write\n", __func__, __LINE__);
 
   SSuperTable* superTblInfo = pThreadInfo->superTblInfo;
+  int maxSqlLen = superTblInfo?superTblInfo->maxSqlLen:g_args.max_sql_len;
 
-  char* buffer = calloc(superTblInfo?superTblInfo->maxSqlLen:g_args.max_sql_len, 1);
+  char* buffer = calloc(maxSqlLen, 1);
   if (NULL == buffer) {
     errorPrint( "Failed to alloc %d Bytes, reason:%s\n",
-              superTblInfo?superTblInfo->maxSqlLen:g_args.max_sql_len,
+              maxSqlLen,
               strerror(errno));
     return NULL;
   }
@@ -5059,10 +5071,20 @@ static void* syncWriteProgressive(threadInfo *pThreadInfo) {
              __func__, __LINE__,
              pThreadInfo->threadID, tableSeq, tableName);
 
+      int remainderBufLen = maxSqlLen;
+      char *pstr = buffer;
+      int nInsertBufLen = strlen("insert into ");
+
+      int len = snprintf(pstr, nInsertBufLen + 1, "%s", "insert into ");
+
+      pstr += len;
+      remainderBufLen -= len;
+
       int generated = generateProgressiveDataBuffer(
-              tableName, tableSeq, pThreadInfo, buffer, insertRows,
+              tableName, tableSeq, pThreadInfo, pstr, insertRows,
             i, start_time,
-            &(pThreadInfo->samplePos));
+            &(pThreadInfo->samplePos),
+            &remainderBufLen);
       if (generated > 0)
         i += generated;
       else

tests/pytest/tools/taosdemoPerformance.py

@@ -51,7 +51,7 @@ class taosdemoPerformace:
             "insert_rows": 100000,
             "multi_thread_write_one_tbl": "no",
             "number_of_tbl_in_one_sql": 0,
-            "rows_per_tbl": 100,
+            "interlace_rows": 100,
             "max_sql_len": 1024000,
             "disorder_ratio": 0,
             "disorder_range": 1000,