Re: ZFS PANIC: HELP.
- Reply: Alexander Motin : "Re: ZFS PANIC: HELP."
- In reply to: Alexander Motin : "Re: ZFS PANIC: HELP."
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Date: Thu, 24 Feb 2022 03:01:19 UTC
On 02/23/2022 8:58 pm, Alexander Motin wrote: > On 23.02.2022 21:52, Larry Rosenman wrote: >> On 02/23/2022 8:41 pm, Alexander Motin wrote: >>> Hi Larry, >>> >>> The panic you are getting is an assertion, enabled by kernel built >>> with INVARIANTS option. On 13 you may just not have that debugging >>> enabled to hit the issue. But that may be only a consequence. >>> Original problem I guess in possibly corrupted ZFS intent log records >>> (or false positive), that could happen so due to use of -F recovery >>> option on `zpool import`, that supposed to try import pool at earlier >>> transaction group if there is some metadata corruption found. It is >>> not supposed to work 100% and only a last resort. Though may be that >>> assertion is just excessively strict for that specific recovery case. >>> If as you say pool can be imported and scrubbed on 13, then I'd >>> expect >>> following clean export should allow later import on 14 without -F. >>> >>> On 23.02.2022 21:21, Larry Rosenman wrote: >>>> >>>> 've got my main dev box that crashes on 14 with the screen shot at >>>> https://www.lerctr.org/~ler/14-zfs-crash.png. >>>> Booting from a 13-REL USB installer it imports and scrubs. >>>> >>>> Ideas? >>>> >>>> I can either video conference with shared screen or give access to >>>> the console via my Dominion KVM. >>>> >>>> Any help/ideas/etc welcome I really need to get this box back. >>>> >>>> >> How can I import the pool withOUT it mounting the FileSystems so I can >> export it cleanly on the 13 system? > > Why do you need to import without mounting file systems? I think you > may actually wish them to be mounted to replay their ZILs. Just use > -R option to mount file systems in some different place. I get the errors shown at: https://www.lerctr.org/~ler/14-mount-R-output.png Should I worry? Or do something(tm) here? -- Larry Rosenman http://www.lerctr.org/~ler Phone: +1 214-642-9640 E-Mail: ler@lerctr.org US Mail: 5708 Sabbia Dr, Round Rock, TX 78665-2106