Module – 6 Linux Boot Process & Run Levels

Linux Booting Process:

 

boot1

 

boot2

bios

mbr

grub

 

kernel

init

runlevel

Boot from backup <grub.conf>:

 

grub_error

To Restore the corrupted MBR:

dd if=/dev/zero of=/dev/sda bs=446 count=1

restoreMBR

 

 

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