How To Fix Linux Scan File System Problems?

 

This guide is intended to help you if you get an error while checking your Linux file system.

fsck (File System Checker) is a command line tool that can be used to perform interactive consistency checks and patches on one or more Linux file systems. You can use the fsck command to repair damaged filesystems in situations where the system cannot boot or the partition cannot be mounted.

 

 

There are several steps to complete before checking and repairing a file system. You must find and deactivate the device

The Linux Filesystem Consistency Checker (fsck) checks filesystems for errors or unresolved issues. The tool is used to troubleshoot potential errors and generate reports.

This utility comes standard with Linux distributions. No special installation steps or procedures are required to use fsck. Once you have loaded the terminal, you can use the tool’s functions.

Follow this tutorial to learn how to use fsck to check and repair a file system on a Linux machine. The tutorial contains examples of how to use the tool and for what use cases.

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  • Linux or UNIX Type System
  • Terminal or command line access
  • User with root privileges to run the tool

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Repair Damaged Filesystem

linux checking file system

The simplest use of the fsck command is to repair a damaged ext3 or ext4 filesystem without root authority.

  1. If you don’t know the device name, use fdisk , df , or some other tool to find it.

  2. Disassemble device:

      sudo umount / dev / sdc1  
  3. Run fsck to repair the file system:

      sudo fsck -p / dev / sdc1  

    The -p parameter instructs fsck to automatically fix any problems that can be avoided dangerous to allow without user intervention.

  4. After restoring the file system, mount the partition:

      sudo mount / dev / sdc1  

Recover Root Filesystem

fsck cannot check the root filesystem on a running machine because it cannot be unmounted.

If you want to check or repair the root filesystem, you have several options. You can run fsck at boot time, boot the system into recovery mode, or use the Live CD.

To run fsck in recovery mode:

  1. Go to the Start menu and select Advanced Options.
  2. Select recovery mode and press “fck”.
  3. When prompted to remount the root filesystem, select Yes.
  4. When you’re done, continue with the normal download process.

To run fsck from a live distribution:

  1. Start direct distribution.

  2. Use fdisk and and parted to find out the name of the root partition.

  3. Open a terminal and do the following:

      sudo fsck -p / dev / sda1  
  4. Then restart the dynamic distribution and reboot the system.

 

 

How check disk is corrupted in Linux?

Run fsck on your Linux root partition
  1. To do this, turn on the computer through the graphical interface or through the terminal, or restart it: sudo reboot.
  2. Hold down the Shift key during startup.
  3. Select Advanced Options for Ubuntu.
  4. Then select the entry with (Recovery Mode) at the end.
  5. Select fsck from the menu.

How can check NTFS file in Linux?

ntfsfix is ​​a utility that fixes some common NTFS problems. ntfsfix is ​​NOT the Linux version of chkdsk. It just fixes some basic NTFS inconsistencies, flushes the NTFS log file, and schedules the NTFS consistency check when Windows first starts up.