Commands to change hostname in Centos
sudo sed -i 's/<old name>/<new name>/g' /etc/sysconfig/network /etc/hosts sudo hostname <new name>
And after log of and log in – the hostname will be
My main background for a recent years is MySQL DEV/DBA engineer but I’m also participating in wider range of tasks which could be likely called as DataOps/DevOps tasks. You can see my online CV here: http://catyellow.net