Problems Terminating zpool scrub...

[Conall O'Brien]

On 26 April 2011 13:15, ambrosehuang ambrose <ambrosehua at gmail.com> wrote:
> Could you post your PR number?I was curious about the driver used by
> West Digital Disk, cause I use
> the WR10EARS?

http://www.freebsd.org/cgi/query-pr.cgi?pr=156647


I chalked it up to the SATA controller, since only 2 of my 5 identical
WD20EARS disks were reporting DMA issues.

>
> 2011/4/25 Conall O'Brien <conall at conall.net>
>>
>> On 15 April 2011 15:59, Conall O'Brien <conall at conall.net> wrote:
>> > Hello,
>> >
>> >
>> > I've got a NAS box running 8-STABLEW [1] which I'm running with 5x
>> > Western Digital 2TB disks.
>> >
>> >
>> > One of the disks was having DMA issues as reported in dmesg, so I
>> > began the usual zfs workflow of "zpool offline pool dev", physically
>> > removing it and tried to "zpool replace pool dev" but my attempts to
>> > do so fail, actually the zpool command keeps ending up in
>> > uninterruptable wait (the D state). Before resorting to replacing the
>> > disk, a zpool scrub was in progress. Now, I can't kill it using "zpool
>> > scrub -s pool", it too ends up in the D state.
>> >
>> >
>> > Is there another way than "zpool scrub -s pool" to terminate a scrub
>> > process, so I can proceed with the disk replacement. I care more about
>> > resilvering my pool before getting around to scrubbing it.
>> >
>> >
>> > Thanks!
>> >
>> >
>> > [1] For completeness, uname -a reports FreeBSD galvatron.taku.ie
>> > 8.2-STABLE FreeBSD 8.2-STABLE #1: Sat Mar 19 13:18:46 UTC 2011
>> > root at galvatron.taku.ie:/usr/src/obj/usr/src/sys/GALVATRON  amd64
>>
>> I worked out the problem. There's a regression in one of the drivers
>> between the kernel I was running and my previous kernel:
>>
>> FreeBSD galvatron.taku.ie 8.2-PRERELEASE FreeBSD 8.2-PRERELEASE #0:
>> Wed Dec 29 04:00:27 UTC 2010
>> root at galvatron.taku.ie:/usr/src/obj/usr/src/sys/GALVATRON  amd64
>>
>>
>> I'll file a PR to get it fixed.
>>
>> --
>>
>> Conall O'Brien
>> _______________________________________________
>> freebsd-fs at freebsd.org mailing list
>> http://lists.freebsd.org/mailman/listinfo/freebsd-fs
>> To unsubscribe, send any mail to "freebsd-fs-unsubscribe at freebsd.org"
>



-- 

Conall O'Brien