Ask help on an issue 'XFS (sd*): discard failed for extent, error 5'

[Eric Sandeen]

On 8/31/15 10:55 PM, Jevon Qiao wrote:
> Hi All,
> 
> Currently, I notice that there are lot's of errors written in the /var/log/messages file.
> 
>     2015-08-29T23:58:54.477236+00:00 server-68 kernel: sd 0:0:4:0: [sdc]
>     2015-08-29T23:58:54.477255+00:00 server-68 kernel: Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
>     2015-08-29T23:58:54.477256+00:00 server-68 kernel: sd 0:0:4:0: [sdc]
>     2015-08-29T23:58:54.477257+00:00 server-68 kernel: Sense Key : Illegal Request [current]
>     2015-08-29T23:58:54.477258+00:00 server-68 kernel: sd 0:0:4:0: [sdc]
>     2015-08-29T23:58:54.477259+00:00 server-68 kernel: Add. Sense: Invalid field in parameter list
>     2015-08-29T23:58:54.477260+00:00 server-68 kernel: sd 0:0:4:0: [sdc] CDB:
>     2015-08-29T23:58:54.477261+00:00 server-68 kernel: Unmap/Read sub-channel: 42 00 00 00 00 00 00 00 18 00
>     2015-08-29T23:58:54.477263+00:00 server-68 kernel: end_request: critical target error, dev sdc, sector 325046824
>     2015-08-29T23:58:54.477268+00:00 server-68 kernel: XFS (sdc2): discard failed for extent [0x64815,2021], error 5
> 
> Has anyone encountered the same issue before? How can you solve it?

Looks like xfs is simply reacting to errors from the storage; I'd try to get
to the bottom of why you're getting all those scsi errors.

But probably not on the xfs list.  :)

-Eric

> Thanks,
> Jevon
> 
> 
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