Shulou(Shulou.com)06/02 Report--

1. Simulated fault

# rm / bin/bash

# reboot

two。 Restart failed

Cannot start because the shell file is missing. You need to enter rescue mode to deal with the problem.

3. Enter bios, change it to CD boot, and boot to rescue mode by CD.

4. Copy the bash file in PE to the original root directory to restore the file

5. Execute exit twice to restart the system

6. Change CD boot back to hard disk boot

Complete ~

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