Centos Cheat Sheet

https://www.shiftescape.com/2021/12/how-to-lamp-on-centos-7-with-phpmyadmin.html


https://www.shiftescape.com/2021/12/how-to-cron-job-in-centos-78.html


https://linuxhint.com/screen-command-centos/


 Listing process on port


$ netstat -ltnp | grep -w ':80' 



List all processes


# ps -A



for finding pid of particular process


# pidof mysqld




to kill a process


kill -9 3139


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