How do I patch or update my VPS?
When you get a freshly delivered VPS, you should always patch it before your use it for production purposes.
If you are using RedHat / CentOS / Fedora or CloudLinux this is acheievd using the following command.
The output will be a list of packages which need updating. You can review this and then choose Y to go ahead with the patches or N to abort the patching.
"yum update -y" can be used to patch everything without giving a report first.
If you are using a Debian or Ubuntu Linux distribution, then you need two commands one after the other.
Both as root
Two these two commands will update all of the packages on your VPS to the latest upstream versions.