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
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