diff --git a/install_shell/set_limits.conf.sh b/install_shell/set_limits.conf.sh
index aa5e55b..4cd97c1 100755
--- a/install_shell/set_limits.conf.sh
+++ b/install_shell/set_limits.conf.sh
@@ -3,18 +3,6 @@
 
 . ./check_function.sh
 
-LIMIT_CONFIG=/etc/security/limits.conf
-
-
-# set limits.conf
-grep -v ^#  $LIMIT_CONFIG  | grep  stack   | grep 16384 | grep hard &>/dev/null
-if [ $? -eq 1 ];then
-	echo "* soft   stack   8192" >> $LIMIT_CONFIG
-	echo "* hard   stack   8192" >> $LIMIT_CONFIG
-elif [ $? -eq 0 ];then
-	exit 0
-fi
-
 
 
 #本脚本更改同时打开文件数的限制为65536