Create memusage.sh

Author: techarkit

memusage.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+## Monitoring Memory usage of the server
+# Version:1.0
+# Created Date: 2022-Jan-07
+# WebSite: https://arkit.co.in
+# Author: Ankam Ravi Kumar
+
+HOSTNAME=$(hostname)
+DATED=$(date "+%Y-%m-%d %H:%M:%S")
+THRESHOLD=80
+TOADDRESS=aravikumar48@gmail.com
+
+MEMUSAGE=$(free | grep Mem | awk '{print $3/$2 * 100.0}' |awk -F. '{print $1}')
+if [ $MEMUSAGE -ge $THRESHOLD ]; then
+echo "$HOSTNAME, $DATED, %MEMUSAGE" >> /var/log/memusage_history
+echo "$HOSTNAME, $DATED, %MEMUSAGE" > /tmp/memusage
+mail -s "$HOSTNAME $DATED Mem Usage: $MEMUSAGE" $TOADDRESS <<< /tmp/memusage
+fi