ERROR: ddf1: wrong # of devices in RAID set "ddf1_Main" [1/2] on /dev/sdX

Solution Unverified - Updated -

Issue

  • ERROR: ddf1: wrong # of devices in RAID set "ddf1_Main" [1/2] on /dev/sdX
  • fsck に失敗し、以下のエラーが表示されます。
    fsck.ext3:Device or resource busy while trying to open /dev/sdX#
Filesystem mounted or opened exclusively by another program?
                                                            [FAILED]
  • メンテナンスモードにログインすることはできますが、fsck を行ったりパーティションをマウントすることができません。

Environment

  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6

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