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Shell script to monitor cpu and memory usage in linux
Shell script to monitor cpu and memory usage in linux













shell script to monitor cpu and memory usage in linux

Script works fine, but the issue is sometimes i am receiving mail alerts for lower threshold memory also. Server health report ~]# cat health-hostlinuxmx-221115-1031.txt | more This is a great command to monitor your disk I/O usage. So I came up with two shell scripts which use Linux top and free commands to undertake this task. Some of the other usage reports include: Kernal/temperature Filesystem and I/O Network traffic Apache/Mail. Hi all, recently I had to do some performance tests at work at AdroitLogic and I wanted to monitor CPU usage and memory usage of a process continuously and get that output to a file so that I can use them to analyze more later with graphs and stuff.

shell script to monitor cpu and memory usage in linux shell script to monitor cpu and memory usage in linux

Monitorix got in-built HTTP so you can check the utilization and other stuff on the web. Last Reboot Time : `who -b | awk 'GB\t$(($FREESWAP * 100 / $TOTALSWAP ))%įILENAME="health-`hostname`-`date +%y%m%d`-`date +%H%M`.txt"Įcho -e "Reported file $FILENAME generated in current directory." $RESULTĮcho "The program 'mail' is currently not installed."Ĭat $FILENAME | mail -s "$FILENAME" $EMAIL The iostat will display the current CPU load average and disk I/O information. A lightweight open-source utility to monitor the Linux server. dmidecode Command There are a number of ways you can get information about the processor on your Linux system. #who command is used to get last reboot time, awk for processing output Get CPU info with lscpu command lscpu command output explanation Other commands to check CPU information in Linux 1. #uptime command used to get uptime, and with sed command we cat process output to get only uptime. #uname command with key -r returns Kernel version Health Check Report (CPU,Process,Disk Usage, Memory) #Print header, hostname (hostname command used), Kernel version (uname -r), Uptime (from uptime command) and Last reboot time (from who command) This script collects system information and status like hostname, kernel version, uptime, CPU, memory, and disk usage. #We will create function to easily manage what to do with output. In this tutorial, we will show how to write a shell script to perform a Linux server health check. If no email provided – log file will be just saved. Server monitor,CPU,memory,shell.There are many open source server monitoring software such as cacti and nagios.

shell script to monitor cpu and memory usage in linux

#Here we put email address to send email with report. Let's check in detail about this script which helps to monitor the Linux server. Note: To output all results correctly, make sure all the above commands working.















Shell script to monitor cpu and memory usage in linux