A Linux disk corruption causes system unavailability Recovery instance

After the Linux operating system server restarts, the system starts an error and the system does not work properly.

1, error message 1.1, error screen information

1.2, error message extraction key information

(1)/dev/sda3:file ... (Inode #139928, mod time Thu May 28 03:28:11 2015)

Has 1135 multiply-claimed block (s), Sharedwith 1 file (s):

(2)/dev/sda3:unexpected Inconsistency;run fsck manually.

(I.e.,without–a or–p options)

[FAILED]

(3) * * * An error occurred during the file system check.

dropping to a shell; The Systemwill reboot

When you leave the shell.

Give Root password for maintenance

(or type Control 0D to continue):

2, problem analysis

From the above information, the/dev/sda3 disk is damaged, and prompted, enter the root password can enter the system, and recommend running fsck for disk check, and then restart the operating system

3. Repair Disk 3.1 Repair Disk

[Email protected] ~]# Fsck–y/dev/sda3

The repair process partially outputs the following information:

3.2 Rebooting the system

[[Email protected] ~] #init 0

After rebooting, the system returns to normal.

This article Li Junjie (Network Name: casing), engaged in "system architecture, operating systems, storage devices, databases, middleware, applications" six levels of systematic performance optimization work

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A Linux disk corruption causes system unavailability Recovery instance