ZFS TRIM support committed to HEAD.

[Pawel Jakub Dawidek]

On Tue, Sep 25, 2012 at 12:14:24AM +0100, Bob Bishop wrote:
> Hi,
> 
> Still seems to be working OK, but:
> 
> seagoon# zpool status
>   pool: m1
>  state: ONLINE
> status: One or more devices has experienced an unrecoverable error.  An
> 	attempt was made to correct the error.  Applications are unaffected.
> action: Determine if the device needs to be replaced, and clear the errors
> 	using 'zpool clear' or replace the device with 'zpool replace'.
>    see: http://www.sun.com/msg/ZFS-8000-9P
>   scan: scrub repaired 0 in 0h2m with 0 errors on Mon Sep 24 23:52:08 2012
> config:
> 
> 	NAME           STATE     READ WRITE CKSUM
> 	m1             ONLINE       0     0     0
> 	  mirror-0     ONLINE       0     0     0
> 	    gpt/disk1  ONLINE    109M     0     0
> 	    gpt/disk0  ONLINE    109M     0     0
> 
> errors: No known data errors
> seagoon# sysctl -a |grep _trim
> kstat.zfs.misc.zio_trim.zio_trim_bytes: 228731904
> kstat.zfs.misc.zio_trim.zio_trim_success: 19406
> kstat.zfs.misc.zio_trim.zio_trim_unsupported: 0
> kstat.zfs.misc.zio_trim.zio_trim_failed: 0
> seagoon# 
> 
> No device errors logged in messages, and scrub comes up clean as you can see. The read error count is increasing, but otherwise everything appears to work OK.

Are you sure your world and kernel are in sync? I remember seeing
similar problem when my userland was updated.

-- 
Pawel Jakub Dawidek                       http://www.wheelsystems.com
FreeBSD committer                         http://www.FreeBSD.org
Am I Evil? Yes, I Am!                     http://tupytaj.pl
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