Linux Tips: How to force fsck on the next reboot or boot sequence

fsck is a file system consistency check and interactive repair tool.
Here is a quick tip that will show how you can tell your Linux system to perform a fsck on its partitions on the next reboot. Normally this will happen by default, after some time as configured in the filesystem at creation time (or changed later): after a number of days or a number of filesystem mounts.

If for some reason, you want to force the system to run fsck on the next reboot just use one of the following options: