Hi Chris
>
> I don't see how you get an IO error in user space without the kernel
> reporting the source of that IO error, whatever it is.
>
I totally agree, so I just retried the deletion. The only thing
related I could see in /var/log/messages is this:
Nov 30 07:29:57 box kernel: [368193.019160]
Hi Chris,
>
> I assume when you get that, either when deleting the device or
> scrubbing, that you also see the device unrecoverable read error in
> dmesg, as originally reported. If the drive must have the information
> on that lost sector, and you can't increase SCT ERC time (as well as
> the
on the unmounted fs and wish for the best.
Does that make sense?
Thanks,
/klaus
On Tue, Nov 14, 2017 at 9:36 AM, Klaus Agnoletti <kl...@agnoletti.dk> wrote:
> Hi list
>
> I used to have 3x2TB in a btrfs in raid0. A few weeks ago, one of the
> 2TB disks started giving me I/O er
wrote:
> On Tue, 14 Nov 2017 15:09:52 +0100
> Klaus Agnoletti <kl...@agnoletti.dk> wrote:
>
>> Hi Roman
>>
>> I almost understand :-) - however, I need a bit more information:
>>
>> How do I copy the image file to the 6TB without screwing the existi
that once I have those things sorted out.
Thanks for your creative suggestion :)
/klaus
On Tue, Nov 14, 2017 at 4:44 PM, Roman Mamedov <r...@romanrm.net> wrote:
> On Tue, 14 Nov 2017 15:09:52 +0100
> Klaus Agnoletti <kl...@agnoletti.dk> wrote:
>
>> Hi Roman
>>
>
Hi Austin
Good points. Thanks a lot.
/klaus
On Tue, Nov 14, 2017 at 2:14 PM, Austin S. Hemmelgarn
<ahferro...@gmail.com> wrote:
> On 2017-11-14 03:36, Klaus Agnoletti wrote:
>>
>> Hi list
>>
>> I used to have 3x2TB in a btrfs in raid0. A few weeks ago, one of t
, Roman Mamedov <r...@romanrm.net> wrote:
> On Tue, 14 Nov 2017 10:36:22 +0200
> Klaus Agnoletti <kl...@agnoletti.dk> wrote:
>
>> Obviously, I want /dev/sdd emptied and deleted from the raid.
>
> * Unmount the RAID0 FS
>
> * copy the bad drive using `dd_
