[OpenIndiana-discuss] zpool in sorry state

[Eric Pierce]

Is it functionally different if I don't even bother with the raid crap on
it, or should I change the firmware anyway?

The LSI controller is built into the motherboard of the supermicro server we
have.  Do you have a recommendation for a better SAS HBA?

On Tue, Jul 12, 2011 at 3:54 PM, Roy Sigurd Karlsbakk <roy at karlsbakk.net>wrote:

> And by the way, the IR firmware is the 'raid' firmware, supporting mirrors.
> Better use the IT firmware for ZFS
>
> roy
>
> ----- Original Message -----
> > 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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> > > > OpenIndiana-discuss at openindiana.org
> > > > http://openindiana.org/mailman/listinfo/openindiana-discuss
> > >
> > > --
> > > 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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> > > http://openindiana.org/mailman/listinfo/openindiana-discuss
> > >
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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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