From 4833f5eaa3a5d5368dc86ef86be0667be7dc7ffe Mon Sep 17 00:00:00 2001
From: tickduan <417921451@qq.com>
Date: Tue, 27 Jul 2021 10:22:29 +0800
Subject: [PATCH 1/2] metrics_del.sim 23:50 insert two days bug fixed

---
 tests/script/general/stream/metrics_del.sim | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/tests/script/general/stream/metrics_del.sim b/tests/script/general/stream/metrics_del.sim
index 321658cd8d..6cc3da71e9 100644
--- a/tests/script/general/stream/metrics_del.sim
+++ b/tests/script/general/stream/metrics_del.sim
@@ -34,11 +34,11 @@ while $i < $tbNum
   $tb = $tbPrefix . $i
   sql create table $tb using $mt tags( $i )
   
-  $x = -1440
+  $x = 0
   $y = 0
   while $y < $rowNum
-    $ms = $x . m 
-    sql insert into $tb values (now $ms , $y , $y ) 
+    $ts = 1626710400000 + $x  
+    sql insert into $tb values ($ts , $y , $y ) 
     $x = $x + 1
 	$y = $y + 1
   endw 

From ab885b6b8c57d68b41bf4234d4b4507549cc7727 Mon Sep 17 00:00:00 2001
From: tickduan <417921451@qq.com>
Date: Thu, 29 Jul 2021 14:52:33 +0800
Subject: [PATCH 2/2] fixed BUG TD-5596

---
 src/util/src/tcompression.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/util/src/tcompression.c b/src/util/src/tcompression.c
index 4472633304..b6b63f46c8 100644
--- a/src/util/src/tcompression.c
+++ b/src/util/src/tcompression.c
@@ -480,6 +480,10 @@ int tsCompressTimestampImp(const char *const input, const int nelements, char *c
   int64_t *istream = (int64_t *)input;
 
   int64_t  prev_value = istream[0];
+  if(prev_value >= 0x8000000000000000) {
+     uWarn("compression timestamp is over signed long long range. ts = 0x%"PRIx64" \n", prev_value);
+     goto _exit_over;
+  }
   int64_t  prev_delta = -prev_value;
   uint8_t  flags = 0, flag1 = 0, flag2 = 0;
   uint64_t dd1 = 0, dd2 = 0;