Shulou(Shulou.com)06/03 Report--

(1) description of the problem:

The storage maps to the LUN of the client, which can be mounted at first, but after an abnormal power failure, it is found that it cannot be mounted.

(2) alarm information

Executive: mount / dev/sdc / rad/01 Times error: structure needs cleaning

(3) treatment process

Can query Guanjian word "structure needs cleaning", this is the XFS file system (customer choice) damaged after an abnormal power failure, which needs to be repaired manually:

Use this command when unmounted:

Shell > xfs_repair / dev/sdc1 / followed by the target drive path /

If you are prompted that there is a problem with log or something, use the-L parameter, which rebuilds the log, and then use the above command to fix it.

Shell > xfs_repair-L / dev/sdc1

Then perform mount / dev/sdc / rad/01 troubleshooting

(4) cause of failure

Abnormal power failure of the server, resulting in damage to the file system, which needs to be repaired manually

(5) solution

Execute manually on the command line: shell > xfs_repair-L / dev/sdc1 repair the file system

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