From remage, 1 Week ago, written in Plain Text.
  1. dulanic@mediaserver:/$ sudo mdadm --detail /dev/md0
  2. /dev/md0:
  3.            Version : 1.2
  4.      Creation Time : Fri Nov  9 15:03:52 2018
  5.         Raid Level : raid1
  6.         Array Size : 1953382464 (1862.89 GiB 2000.26 GB)
  7.      Used Dev Size : 1953382464 (1862.89 GiB 2000.26 GB)
  8.       Raid Devices : 2
  9.      Total Devices : 1
  10.        Persistence : Superblock is persistent
  11.  
  12.      Intent Bitmap : Internal
  13.  
  14.        Update Time : Mon Mar 11 10:51:08 2019
  15.              State : clean, degraded
  16.     Active Devices : 1
  17.    Working Devices : 1
  18.     Failed Devices : 0
  19.      Spare Devices : 0
  20.  
  21. Consistency Policy : bitmap
  22.  
  23.               Name : mediaserver:0  (local to host mediaserver)
  24.               UUID : 30297edb:12ba4948:0d691c23:3eadac9f
  25.             Events : 376891
  26.  
  27.     Number   Major   Minor   RaidDevice State
  28.        -       0        0        0      removed
  29.        1       8       32        1      active sync   /dev/sdc
  30. dulanic@mediaserver:/$ sudo mdadm --stop /dev/md0
  31. mdadm: Cannot get exclusive access to /dev/md0:Perhaps a running process, mounted filesystem or active volume group?
  32. dulanic@mediaserver:/$ sudo lsof | grep sdc
  33. lsof: WARNING: can't stat() fuse.gvfsd-fuse file system /run/user/1000/gvfs
  34.       Output information may be incomplete.
  35. dulanic@mediaserver:/$ sudo df | grep sbc
  36. dulanic@mediaserver:/$
  37.  
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