As System Administrators for Linux sometimes we can face situations when we will need to change certain kernel parameters without restarting the server.
To keep our Linux operating system we need to install security updates and upgrade packages, there are few ways we can keep our system up to date.
To troubleshoot problems inside the Linux operating system we need to know where the logs file are stored and how to read them.
Linus OS is a complex bunch of processes and as administrators, we need to know how to manage them, that is what we are going to learn.
Linux offers us an easy way to boot into different operating systems installed on one machine, and we can achieve this by using the bootloader menu, let’s see how.
We can boot or change operating modes on our Linux desktop or server to do different things. Let us learn how.