Re: raid6 issues

On Sat, 18 Jun 2011 12:55:12 -0700 Chad Walker [off-list ref]
wrote:

also output from "mdadm --assemble --scan --verbose"

mdadm: looking for devices for /dev/md1
mdadm: cannot open device /dev/sdp1: Device or resource busy
mdadm: /dev/sdp1 has wrong uuid.
mdadm: cannot open device /dev/sdo1: Device or resource busy
mdadm: /dev/sdo1 has wrong uuid.
mdadm: cannot open device /dev/sdn1: Device or resource busy
mdadm: /dev/sdn1 has wrong uuid.
mdadm: cannot open device /dev/sdm1: Device or resource busy
mdadm: /dev/sdm1 has wrong uuid.
mdadm: cannot open device /dev/sdl1: Device or resource busy
mdadm: /dev/sdl1 has wrong uuid.
mdadm: cannot open device /dev/sdk1: Device or resource busy
mdadm: /dev/sdk1 has wrong uuid.
mdadm: cannot open device /dev/sdj1: Device or resource busy
mdadm: /dev/sdj1 has wrong uuid.
mdadm: cannot open device /dev/sdi1: Device or resource busy
mdadm: /dev/sdi1 has wrong uuid.
mdadm: cannot open device /dev/sdh1: Device or resource busy
mdadm: /dev/sdh1 has wrong uuid.
mdadm: cannot open device /dev/sdg1: Device or resource busy
mdadm: /dev/sdg1 has wrong uuid.
mdadm: cannot open device /dev/sdf1: Device or resource busy
mdadm: /dev/sdf1 has wrong uuid.
mdadm: cannot open device /dev/sde1: Device or resource busy
mdadm: /dev/sde1 has wrong uuid.
mdadm: cannot open device /dev/sdd1: Device or resource busy
mdadm: /dev/sdd1 has wrong uuid.
mdadm: cannot open device /dev/sdc1: Device or resource busy
mdadm: /dev/sdc1 has wrong uuid.
mdadm: cannot open device /dev/sdb1: Device or resource busy
mdadm: /dev/sdb1 has wrong uuid.

Try

  mdadm -Ss
the the above --assemble with --force added.

NeilBrown