phantom snapshots
Linda Kateley
lkateley at kateley.com
Fri Sep 2 19:42:02 UTC 2016
On 9/2/16 2:24 PM, Volodymyr Kostyrko wrote:
> Linda Kateley wrote:
>> So I think I have isolated this to a phantom snapshot. At the end of
>> this zpool status although the names change everytime I run scrub, it
>> show unrecoverable error of files in a snapshot that doesn't exit.
>>
>> It also has in that zfs dataset it has a .zfs directory with a name of
>> old snaps.
>>
>> Anyone know how to view or clear these phantom snaps? I tried to remove
>> the files in the snapshot directory, but it is read-only.
>
> This looks like pointers to files that were already deleted/purged. I
> once faced this errors but that was on bad controller, I don't think
> this can be caused by bad memory/errors. When that happened I scrubbed
> pool, removed all files noted, cleaned zpool errors (they are
> persistent, even the file was removed and snapshots doen't exist they
> are still shown) and scrubbed the pool again.
How did you remove the files in the snapshot? I keep trying but it is
read-only? Can I remount it read-write?
>
>>
>> Ideas?
>>
>> Linda
>>
>>
>> pool: pool
>> state: ONLINE
>> status: One or more devices is currently being resilvered. The pool
>> will
>> continue to function, possibly in a degraded state.
>> action: Wait for the resilver to complete.
>> scan: resilver in progress since Fri Sep 2 10:42:48 2016
>> 46.8T scanned out of 144T at 2.48G/s, 11h11m to go
>> 46.5G resilvered, 32.40% done
>> config:
>>
>> NAME STATE READ
>> WRITE CKSUM
>> pool ONLINE 0
>> 0 12
>> raidz3-0 ONLINE 0
>> 0 0
>> gptid/ac108605-265c-11e5-9a02-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/ac591d4e-265c-11e5-9a02-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/ac92fd0d-265c-11e5-9a02-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/accd3076-265c-11e5-9a02-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/ad067e97-265c-11e5-9a02-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/ad46cbee-265c-11e5-9a02-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/ad91ba17-265c-11e5-9a02-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/adcbdd0a-265c-11e5-9a02-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/ae07dc0d-265c-11e5-9a02-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/ae494d10-265c-11e5-9a02-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/ae93a3a5-265c-11e5-9a02-0cc47a599098 ONLINE 0
>> 0 0
>> raidz3-1 ONLINE 0
>> 0 0
>> gptid/12f6a4c5-c929-11e5-8075-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/511ea1f9-1932-11e6-9b1e-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/14436fcf-c929-11e5-8075-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/14f50aa3-c929-11e5-8075-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/159b5654-c929-11e5-8075-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/163d682b-c929-11e5-8075-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/16ee624e-c929-11e5-8075-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/1799dde3-c929-11e5-8075-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/184c2ea4-c929-11e5-8075-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/18f51c30-c929-11e5-8075-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/19a861ea-c929-11e5-8075-0cc47a599098 ONLINE 0
>> 0 0
>> raidz3-2 ONLINE 0
>> 0 24
>> gptid/5f80fc42-4e00-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/60369e0f-4e00-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/60e8234a-4e00-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/61a235f2-4e00-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/62580471-4e00-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/6316a38a-4e00-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/63d4bce8-4e00-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/ebfc2b99-6893-11e6-9b09-0cc47a599098 ONLINE 0 0 0
>> (resilvering)
>> gptid/654f143a-4e00-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/66236b33-4e00-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/66eda3f6-4e00-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> raidz3-3 ONLINE 0
>> 0 24
>> gptid/c77a9da9-4e02-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/c83e100e-4e02-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/c8fd9ced-4e02-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/c9bb21ba-4e02-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/ca7a48db-4e02-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/cb422329-4e02-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/cbfe4c21-4e02-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/ccc43528-4e02-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/cd93a34c-4e02-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/ce622f51-4e02-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/cf2591d3-4e02-11e6-b7cf-0cc47a599098 ONLINE 0
>> 0 0
>> cache
>> gptid/aedd3872-265c-11e5-9a02-0cc47a599098 ONLINE 0
>> 0 0
>> gptid/af559c10-265c-11e5-9a02-0cc47a599098 ONLINE 0
>> 0 0
>>
>> errors: Permanent errors have been detected in the following files:
>>
>> <0x597>:<0x1246>
>> <0x597>:<0x1249>
>> <0x597>:<0x125e>
>> <0x597>:<0x1261>
>> <0x597>:<0x127d>
>> <0x597>:<0x1280>
>> <0x599>:<0xe2c>
>> <0x599>:<0xe2f>
>> <0x599>:<0xe40>
>> <0x599>:<0xe43>
>> <0x599>:<0xe59>
>> <0x599>:<0xe62>
>> <0x5bc>:<0x2ad06>
>> <0x5bc>:<0x2aef3>
>> <0x5bc>:<0x2aef6>
>> pool/.system at auto-20160720.2300-2d:<0x0>
>> <0x5dc>:<0x397411>
>> <0x5dc>:<0x397414>
>> <0x5dc>:<0x38ee26>
>> <0x5dc>:<0x38ee29>
>> <0x5dc>:<0x38ee2c>
>> <0x5dc>:<0x45b2e>
>> <0x5dc>:<0x38ee2f>
>> <0x5dc>:<0x38ee32>
>> <0x5dc>:<0x394e58>
>> <0x5dc>:<0x394e5b>
>> <0x5dc>:<0x394e5e>
>> <0x5dc>:<0x394e61>
>> <0x5dc>:<0x394e64>
>> <0x5dc>:<0x394e67>
>> <0x5dc>:<0x394e6a>
>> <0x5dc>:<0x397285>
>>
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>
>
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