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MD RAID

View RAID information

Source: https://serverfault.com/q/650151/450575

  1. Check procfs:

    cat /proc/mdstat
    
  2. Use --scan with --detail:

    mdadm -v -D -s /dev/md/raid1
    
  3. Use --query with --detail:

    mdadm -v -D -Q /dev/md/raid1