Inspect RAID level, members, and rebuild progress.
Section: RAID and Encryption
Show array details
bash
bash
sudo mdadm --detail /dev/md0Explanation
Inspect RAID level, members, and rebuild progress.
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 RAID and Encryption
Show active MD arrays
Quick view of RAID sync, rebuild, and degraded state.
Examine RAID metadata on members
Inspect md superblock metadata directly on a member device.
Stop an array
Stop a software RAID device before disassembly or recovery work.
Assemble an existing array
Discover and assemble arrays based on metadata or config.
Generate mdadm.conf array entries
Persist discovered arrays into mdadm configuration.