From b5598b6300546e0a3cfde4c5076380ee71a5acd5 Mon Sep 17 00:00:00 2001
From: Haojun Liao <hjliao@taosdata.com>
Date: Sat, 27 Jun 2020 00:16:34 +0800
Subject: [PATCH] [td-225] opt performance for random number generation.

---
 src/util/src/tskiplist.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/util/src/tskiplist.c b/src/util/src/tskiplist.c
index 2394adc6f3..f3c0babe6b 100644
--- a/src/util/src/tskiplist.c
+++ b/src/util/src/tskiplist.c
@@ -38,7 +38,7 @@ static FORCE_INLINE int32_t getSkipListNodeRandomHeight(SSkipList *pSkipList) {
   const uint32_t factor = 4;
 
   int32_t n = 1;
-  while ((taosRand() % factor) == 0 && n <= pSkipList->maxLevel) {
+  while ((rand() % factor) == 0 && n <= pSkipList->maxLevel) {
     n++;
   }
 
-- 
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