diff --git a/install_shell/crontab b/install_shell/crontab
index ce5ba50..62acd28 100644
--- a/install_shell/crontab
+++ b/install_shell/crontab
@@ -11,4 +11,4 @@ MAILTO=""
 0 20 * * * 	d5000  /usr/sbin/xrm.sh
 #Every Sunday morning, 5:0
 0  * * * *   sysadmin    /usr/sbin/update_time.sh
-*/9  * * * *   sysadmin    /usr/sbin/get_max_mem_process.sh
+*/1  * * * *   sysadmin    /usr/sbin/get_max_mem_process.sh
diff --git a/install_shell/get_max_mem_process.sh b/install_shell/get_max_mem_process.sh
index 588a44c..8b5012a 100755
--- a/install_shell/get_max_mem_process.sh
+++ b/install_shell/get_max_mem_process.sh
@@ -1,11 +1,18 @@
 #!/bin/bash
-swap_percentage=$( free | grep '^Swap:' | awk '{ if ($2 != 0) {print ($3/$2*100)} else {print 0} }')
-thread_num=$( top -b -H -n 1|grep "^Tasks:"|awk '{print $2}')
-
-# swap >= 10% or thread_num >= 1800
-if [ $(echo ${swap_percentage} '>' 10 |bc ) -eq 1 -o ${thread_num} -ge 1800  ];then
+SWAP_USED=$(free |grep -i swap|awk '{print $3}')
+SWAP_TOTAL=$(free |grep -i swap|awk '{print $2}')
+printf -v SWAP_USED_PERCENTAGE "%0.3f\n" $(echo "scale=5;$SWAP_USED/$SWAP_TOTAL * 100"|bc)
+#echo ${SWAP_USED_PERCENTAGE}
+SWAP_USED_PERCENTAGE_INT=$(echo ${SWAP_USED_PERCENTAGE}|awk -F. '{print $1}')
+#echo ${SWAP_USED_PERCENTAGE_INT}
+if [ ${SWAP_USED_PERCENTAGE_INT} -ge 70 ];then
 	date>>/var/log/messages
 	echo "rss(KB) pmem%M pcpu%C vsize(SWAP+RES,KB) process ">>/var/log/messages
 	ps -eo rss,pmem,pcpu,vsize,args |  sort -k 1 -r -n|head -10>>/var/log/messages
-	top -H -b -n 1 -d 10 >> /var/log/messages
+	echo "uptime">>/var/log/messages
+	uptime>>/var/log/messages
+	echo "df -h">>/var/log/messages
+	df -h>>/var/log/messages
+	echo "free -m">>/var/log/messages
+	free -m>>/var/log/messages
 fi