Dispatch to the correct fsck helper based on filesystem type.
Section: Check and Repair
Run fsck on an unmounted filesystem
bash
bash
sudo fsck /dev/sdb1Explanation
Dispatch to the correct fsck helper based on filesystem type.
Learn the surrounding workflow
Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.
Related commands
Same sheet · prioritizing Check and Repair
Force an ext filesystem check
Run a full ext filesystem check even if marked clean.
Auto-fix ext filesystem issues
Automatically answer yes to filesystem repairs.
Destructive bad-blocks write test
Use only on disks you can erase completely.
Show SMART overall health
Quick disk health check for SMART-capable devices.