From the course: Linux Tips

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Grub

Grub - Linux Tutorial

From the course: Linux Tips

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Grub

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- [Instructor] In order to take a system from being just a bunch of metal and plastic to a state where it can run programs and process data, there's a few steps that take place. Over the next few episodes, we'll take a look at parts of this process, including booting with GRUB, and startup as handled by SysVinit and Systemd. The first part of this process involves booting, or getting the system from its powered off state to a point where the kernel is able to communicate with hardware and software. The hardware of the system handles the first part of this. When your computer powers on, its firmware looks for information in a predefined place about where to load boot-able software from. This boot-able software then loads other software, and the process of booting continues. Once the user selects a particular configuration to boot, the system enters the startup phase, and then eventually loads up the services that make the system operate the way that the user expects. On a Linux system,…

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