Sector size (logical/physical): 512 bytes / 512 bytes This way, you can specify which device to be checked with fsck command. You can use fdisk or df command to list the hard drive in Linux. ![]() You will need to run the command either as root user or use it with sudo. If you do not specify a filesystem, the system will analyze your fstab file ( /etc/fstab) for the devices to scan. The fsck command follows a pattern similar to most Linux commands. These do not need to be specified, but you may be able to find more advanced options in the man pages of these more precise commands. Typically, you would want to run this command if your system will not boot, a device (external drives or storage media) is not functioning properly, or if you have seen evidence of file corruption.įsck is a actually a "front-end" for a number of file system specific checkers like fsck.vfat, fsck.ext2, etc. There are several scenarios where you may want to use fsck. This utility is used for checking and (optionally) repairing the file system. ![]() Sometimes bad things happen to good systems.įortunately, you're a Linux user and you have fsck (file system check) to help with a potentially corrupted filesystem.
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