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Linux boot process at a glance

Source: Internet
Author: User
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Linux boot process at a glance

Overall process:

1.BIOS: Load BIOS hardware information and self-test, get the first bootable device according to the setup

2.MBR: Read and execute the first boot loader

3.grub: Read/boot/grub recognition System file

4.kernel: Load core file, start/sbin/init when loading is complete

5.init: Start init program and wait for user login after completion

6.bash: User Login

Overall flowchart

Init Step Detail Diagram

Linux boot process at a glance

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