[OpenIndiana-discuss] zpool in sorry state

[Eric Pierce]

It's an LSI2008-IR.  Same thing or different?  It's a SAS controller, no
RAID.

On Sat, Jul 9, 2011 at 3:21 PM, Roy Sigurd Karlsbakk <roy at karlsbakk.net>wrote:

> It wouldn't be an LSI 3801/3081 board by any chance? I've seen some rather
> bad issues like this with those boards
>
> roy
>
> ----- Original Message -----
> > Indeed, right now zpool status -v is reporting only 1 unrecoverable
> > error.
> > However, other LUNs aren't recognized by VMWare as VMFS volumes
> > anymore.
> >
> > The server does have ECC memory, and an LSI SAS controller (no RAID,
> > ZFS
> > handles everything). We've had this in production for about 4 months
> > without issue until yesterday. I agree about mirror-8; I'm concerned
> > it may
> > also have problems. I did online one drive in mirror-3. The other
> > drive,
> > wouldn't online.
> >
> > At this point I want to get the two replacement drives I have
> > installed,
> > which goes back to one of my questions: what's the best method for
> > replacement with hot spare already in place? I've seen other
> > articles/posts
> > about simply using zpool detach pool_name failed_device, but I want to
> > make
> > sure I get that part right and don't cause further problems. Once I
> > know
> > those are in place, I'm going to run a full scrub in the evening.
> >
> > Thanks,
> > Eric Pierce
> >
> > On Fri, Jul 8, 2011 at 9:27 AM, Lucas Van Tol <catseyev9 at hotmail.com>
> > wrote:
> >
> > >
> > > I think the re silver should have looked at all the data and given
> > > you the
> > > entire list of bad data, but I'm not entirely sure if re silvers
> > > look
> > > outside of the vdev they are fixing.
> > > A scrub would look at all the data and verify it.
> > >
> > > I note that your drives are out due to too many errors.
> > > Normally, I would say just replace them, but since you lost so many
> > > at
> > > once; it may be worth trying to force the drives online.
> > > I don't know how that will interact with the spares, but if the
> > > original
> > > drives can be brought online and a scrub run; one of the two drives
> > > may
> > > still have the missing data; after which a scrub may recover it.
> > > It would be a problem if the spare detached itself though, and I'm
> > > not sure
> > > how spares behave in such situations.
> > >
> > >
> > > Also; mirror 8 has more 'read' errors than I would trust.
> > > I find it suspicious that there are an equal #'s of failures on
> > > disks in
> > > that vdev.
> > > Have you had any memory or disk controller issues on the system, and
> > > are
> > > you using ECC memory?
> > >
> > >
> > >
> > > -Lucas Van Tol
> > >
> > >
> > >
> > _______________________________________________
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>
> --
> Vennlige hilsener / Best regards
>
> roy
> --
> Roy Sigurd Karlsbakk
> (+47) 97542685
> roy at karlsbakk.net
> http://blogg.karlsbakk.net/
> --
> I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det
> er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av
> idiomer med fremmed opprinnelse. I de fleste tilfeller eksisterer adekvate
> og relevante synonymer på norsk.
>
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