Re: ZFS + usb in trouble?

From: Pawel Jakub Dawidek <pjd_at_FreeBSD.org>
Date: Mon, 21 Jan 2013 22:17:19 +0100
I used wrong Hans' login, resending with the proper e-mail.

On Mon, Jan 21, 2013 at 09:58:52PM +0100, Pawel Jakub Dawidek wrote:
> On Sat, Jan 19, 2013 at 11:26:39PM +0900, Alexander Nedotsukov wrote:
> > Let's use some space out of it.
> > 
> > #dd if=/dev/zero of=/tank/foo
> > ^C250939+0 records in
> > 250938+0 records out
> > 128480256 bytes transferred in 30.402453 secs (4225983 bytes/sec)
> > 
> > Oops...
> > 
> > #zpool status
> >   pool: tank
> >  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://illumos.org/msg/ZFS-8000-9P
> >   scan: scrub repaired 5K in 0h0m with 0 errors on Sat Jan 19 23:11:20 2013
> > config:
> > 
> > 	NAME        STATE     READ WRITE CKSUM
> > 	tank        ONLINE       0     0     0
> > 	  raidz1-0  ONLINE       0     0     0
> > 	    da1     ONLINE       0     0     1
> > 	    da2     ONLINE       0     0     0
> > 	    da3     ONLINE       0     0     1
> 
> This seems like umass/usb issue (hps_at_ CCed). Can you also try GELI with
> data integrity verification?
> 
> 
> 	# geli onetime -a hmac/sha1 -s 4096 /dev/da0
> 
> It will report some problems due to GEOM tasting, but ignore them and run:
> 
> 	# dd if=/dev/random of=/dev/da0.eli bs=1m
> 
> Once that done try to read the data back and look at the logs to see if
> any corruptions are reported.
> 
> -- 
> Pawel Jakub Dawidek                       http://www.wheelsystems.com
> FreeBSD committer                         http://www.FreeBSD.org
> Am I Evil? Yes, I Am!                     http://tupytaj.pl


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

Received on Mon Jan 21 2013 - 20:16:44 UTC

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