[TD-3683]<fix>: reduce buffer size for more stable table creation. (#5719)

Co-authored-by: Shuduo Sang <sdsang@taosdata.com>
This commit is contained in:
Shuduo Sang 2021-04-08 10:50:04 +08:00 committed by GitHub
parent 5fec22e965
commit e8b965c779
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1 changed files with 5 additions and 8 deletions

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@ -2573,10 +2573,7 @@ static void* createTable(void *sarg)
int64_t lastPrintTime = taosGetTimestampMs();
int buff_len;
if (superTblInfo)
buff_len = superTblInfo->maxSqlLen;
else
buff_len = BUFFER_SIZE;
buff_len = BUFFER_SIZE / 8;
char *buffer = calloc(buff_len, 1);
if (buffer == NULL) {
@ -2624,7 +2621,7 @@ static void* createTable(void *sarg)
return NULL;
}
len += snprintf(buffer + len,
superTblInfo->maxSqlLen - len,
buff_len - len,
"if not exists %s.%s%d using %s.%s tags %s ",
winfo->db_name, superTblInfo->childTblPrefix,
i, winfo->db_name,
@ -2632,7 +2629,7 @@ static void* createTable(void *sarg)
free(tagsValBuf);
batchNum++;
if ((batchNum < superTblInfo->batchCreateTableNum)
&& ((superTblInfo->maxSqlLen - len)
&& ((buff_len - len)
>= (superTblInfo->lenOfTagOfOneRow + 256))) {
continue;
}