> Am 12.04.2020 um 18:31 schrieb Slawa Olhovchenkov <slw at zxy.spb.ru>: > > On Sun, Apr 12, 2020 at 06:24:09PM +0200, Stefan Bethke wrote: > >> Am 12.04.2020 um 17:43 schrieb Slawa Olhovchenkov <slw at zxy.spb.ru>: >>> >>> On Sun, Apr 12, 2020 at 04:37:06PM +0200, Stefan Bethke wrote: >>> >>>> I have a server I don't have physical access to right now, which has a broken SATA disk that produces mostly errors (but not entirely). >>>> >>>> The disk has two partitions that are part of a zpool each. I can't bring the system up with this disk being online, because ZFS is trying its darndest to use it. >>>> >>>> I already renamed the GPT partitions in the hope that ZFS would not find them anymore, but it does. >>>> >>>> I can't gpart destroy -f ada1 because "device busy". >>>> >>>> Is there a way, ideally in the loader, to tell the kernel to ignore ada1 and/or ahcich5? Or can I force ZFS some other way to ignore the disk? I do have a spare disk I can use to replace the failed one, but I can't get the machine into a state where I could even issue the zpool replace command. >>> >>> `zpool offline pool device` if you have enoght redundancy? >> >> I do, but the command doesn't return. Instead, I'm getting loads of sata error message. > > What you zpool configuration?This is from the working system. The identifiers are slightly different, but the structure is identical. # zpool status pool: data state: ONLINE status: Some supported features are not enabled on the pool. The pool can still be used, but some features are unavailable. action: Enable all features using 'zpool upgrade'. Once this is done, the pool may no longer be accessible by software that does not support the features. See zpool-features(7) for details. scan: resilvered 176K in 0 days 00:01:28 with 0 errors on Sun May 26 21:24:54 2019 config: NAME STATE READ WRITE CKSUM data ONLINE 0 0 0 mirror-0 ONLINE 0 0 0 gpt/ls0data ONLINE 0 0 0 gpt/ls1data ONLINE 0 0 0 logs gpt/data0log ONLINE 0 0 0 cache gpt/data0cache ONLINE 0 0 0 errors: No known data errors pool: ls-host state: ONLINE status: Some supported features are not enabled on the pool. The pool can still be used, but some features are unavailable. action: Enable all features using 'zpool upgrade'. Once this is done, the pool may no longer be accessible by software that does not support the features. See zpool-features(7) for details. scan: scrub repaired 0 in 0 days 00:06:33 with 0 errors on Sun Apr 12 11:46:25 2020 config: NAME STATE READ WRITE CKSUM ls-host ONLINE 0 0 0 mirror-0 ONLINE 0 0 0 gpt/ls0host ONLINE 0 0 0 gpt/ls1host ONLINE 0 0 0 logs gpt/host0log ONLINE 0 0 0 cache gpt/host0cache ONLINE 0 0 0 errors: No known data errors -- Stefan Bethke <stb at lassitu.de> Fon +49 151 14070811 -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 529 bytes Desc: Message signed with OpenPGP URL: <http://lists.freebsd.org/pipermail/freebsd-stable/attachments/20200412/49ea539f/attachment.sig>
On Sun, Apr 12, 2020 at 06:38:10PM +0200, Stefan Bethke wrote:> > > > Am 12.04.2020 um 18:31 schrieb Slawa Olhovchenkov <slw at zxy.spb.ru>: > > > > On Sun, Apr 12, 2020 at 06:24:09PM +0200, Stefan Bethke wrote: > > > >> Am 12.04.2020 um 17:43 schrieb Slawa Olhovchenkov <slw at zxy.spb.ru>: > >>> > >>> On Sun, Apr 12, 2020 at 04:37:06PM +0200, Stefan Bethke wrote: > >>> > >>>> I have a server I don't have physical access to right now, which has a broken SATA disk that produces mostly errors (but not entirely). > >>>> > >>>> The disk has two partitions that are part of a zpool each. I can't bring the system up with this disk being online, because ZFS is trying its darndest to use it. > >>>> > >>>> I already renamed the GPT partitions in the hope that ZFS would not find them anymore, but it does. > >>>> > >>>> I can't gpart destroy -f ada1 because "device busy". > >>>> > >>>> Is there a way, ideally in the loader, to tell the kernel to ignore ada1 and/or ahcich5? Or can I force ZFS some other way to ignore the disk? I do have a spare disk I can use to replace the failed one, but I can't get the machine into a state where I could even issue the zpool replace command. > >>> > >>> `zpool offline pool device` if you have enoght redundancy? > >> > >> I do, but the command doesn't return. Instead, I'm getting loads of sata error message. > > > > What you zpool configuration? > > This is from the working system. The identifiers are slightly different, but the structure is identical.what about `zpool detach <pool> <device>` ?> # zpool status > pool: data > state: ONLINE > status: Some supported features are not enabled on the pool. The pool can > still be used, but some features are unavailable. > action: Enable all features using 'zpool upgrade'. Once this is done, > the pool may no longer be accessible by software that does not support > the features. See zpool-features(7) for details. > scan: resilvered 176K in 0 days 00:01:28 with 0 errors on Sun May 26 21:24:54 2019 > config: > > NAME STATE READ WRITE CKSUM > data ONLINE 0 0 0 > mirror-0 ONLINE 0 0 0 > gpt/ls0data ONLINE 0 0 0 > gpt/ls1data ONLINE 0 0 0 > logs > gpt/data0log ONLINE 0 0 0 > cache > gpt/data0cache ONLINE 0 0 0 > > errors: No known data errors > > pool: ls-host > state: ONLINE > status: Some supported features are not enabled on the pool. The pool can > still be used, but some features are unavailable. > action: Enable all features using 'zpool upgrade'. Once this is done, > the pool may no longer be accessible by software that does not support > the features. See zpool-features(7) for details. > scan: scrub repaired 0 in 0 days 00:06:33 with 0 errors on Sun Apr 12 11:46:25 2020 > config: > > NAME STATE READ WRITE CKSUM > ls-host ONLINE 0 0 0 > mirror-0 ONLINE 0 0 0 > gpt/ls0host ONLINE 0 0 0 > gpt/ls1host ONLINE 0 0 0 > logs > gpt/host0log ONLINE 0 0 0 > cache > gpt/host0cache ONLINE 0 0 0 > > errors: No known data errors > > > -- > Stefan Bethke <stb at lassitu.de> Fon +49 151 14070811 >