Am 12.04.2020 um 19:03 schrieb Slawa Olhovchenkov <slw at zxy.spb.ru>:> > 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>` ?Now I can't boot into single user mode anymore, ZFS just waits forever, and the kernel is printing an endless chain of SATA error messages. I really need a way to remove the broken disk before ZFS tries to access it, or a way to stop ZFS from try to access the disk. Stefan -- 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/20200412/9c481b58/attachment.sig>
On 12/04/2020 18:08, Stefan Bethke wrote:> Am 12.04.2020 um 19:03 schrieb Slawa Olhovchenkov <slw at zxy.spb.ru>: > > Now I can't boot into single user mode anymore, ZFS just waits forever, and the kernel is printing an endless chain of SATA error messages. > > I really need a way to remove the broken disk before ZFS tries to access it, or a way to stop ZFS from try to access the disk. > >Might be a silly suggestion but unplug it?
On Sun, Apr 12, 2020 at 07:08:06PM +0200, Stefan Bethke wrote:> Am 12.04.2020 um 19:03 schrieb Slawa Olhovchenkov <slw at zxy.spb.ru>: > > > > 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>` ? > > Now I can't boot into single user mode anymore, ZFS just waits forever, and the kernel is printing an endless chain of SATA error messages. > > I really need a way to remove the broken disk before ZFS tries to access it, or a way to stop ZFS from try to access the disk.This disk only part of mirror? ZIL is OK?