Linux Command Encyclopedia disk maintenance: fsck

Source: Internet
Author: User
Keywords Linux command encyclopedia disk maintenance
Tags aliyun check command encyclopedia disk disk maintenance error file function

Function Description: Check the file system and try to fix the error.

Grammar: fsck&http://www.aliyun.com/zixun/aggregation/37954.html ">NBSP;" [-aanprrstv] [-T < file system Type] [File System ...]

Supplemental Note: When the file system has an error four, you can try to fix it with the FSCK directive.

Parameters:
-A automatically fixes the file system without asking for any questions.
-A checks all file systems listed in the file according to the contents of the Fstab configuration file.
-N does not execute instructions, listing only the actions that are actually performed.
-p when used with the "-A" parameter, all file systems are checked at the same time.
-R uses interactive mode to ask questions when performing repairs, allowing users to confirm and decide how to handle them.
-R when used with the "-A" parameter, the file system of the/directory is skipped.
-S performs the check job sequentially, not concurrently.
-t< File System type > Specifies the type of file system to check.
-T displays header information when executing the FSCK directive.
-V Displays the instruction execution process.

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