How to perform system recovery and fault repair on Kirin OS?

How to perform system recovery and fault repair on Kirin operating system?

In the process of using Kirin operating system, you may occasionally encounter system failures or need to perform system recovery. At this time, it is particularly important to understand some system recovery and fault repair methods. This article will introduce you to how to perform system recovery and fault repair on Kirin OS, and provide some code examples.

1. System recovery

1. Use TimeShift for system backup and restore

TimeShift is a backup and restore tool that can help us in system failures Or quickly restore the system to its previous state when other problems occur. First, we need to install TimeShift:

sudo apt install timeshift

After the installation is complete, use the following command to perform system backup:

sudo timeshift --create

After the backup is completed, we can use the following command to restore the system:

sudo timeshift --restore

2. Use Grub to repair the boot

If the system fails Starts normally, possibly due to boot corruption. At this time, you can use Grub to repair the boot. First, we open the terminal and enter the following command:

sudo update-grub

Then use the following command to repair the boot:

sudo grub-install /dev/sda

Please note that /dev/sda is your boot device, which should be modified according to your own situation.

2. Fault repair

1. Use fsck to repair the file system

When an error occurs in the file system, we can use the fsck command to repair it. Open a terminal and enter the following command:

sudo umount /dev/sdaX

sudo fsck /dev/sdaX

Please note that /dev/sdaX is the partition you need to repair , modify it according to your own situation.

2. Use memtest86 for memory testing

Memory failure is one of the common causes of system instability or crash. In order to detect whether there is a problem with the memory, we can use the memtest86 tool. First, we need to download the ISO file of memtest86:

wget https://www.memtest86.com/downloads/memtest86-usb.tar.gz

After the download is complete, use the following command to decompress it File:

tar xzvf memtest86-usb.tar.gz

Then, use the following command to write the ISO file to the USB drive:

sudo dd if=memtest86-usb. img of=/dev/sdX

Please note that /dev/sdX is your USB flash drive device, please modify it according to your own situation.

Finally, restart the computer and boot from the USB flash drive to perform the memory test.

The above is an introduction to the methods of system recovery and fault repair on Kirin operating system. I hope these methods can help you and make your system more stable and reliable.

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