From: Jolet, John (John.Jolet@MISYSHEALTHCARE.COM)
Date: Thu Jul 11 2002 - 10:16:13 EDT
ah, thanks...i'd forgotten it was seek=1, not count=1.
-----Original Message-----
From: antfio@MUZE.COM [mailto:antfio@MUZE.COM]
Sent: Thursday, July 11, 2002 9:10 AM
To: aix-l@Princeton.EDU
Subject: Re: Antwort: Re: URGENT failed hdisk problem
>From IBM support: (lv00= an lv of your choice)
How to recover your superblock
dd count=1 bs=4k skip=31 seek=1 if=/dev/lv00 of=/dev/lv00
HTH,
Anthony
> -----Original Message-----
> From: jim kastner [mailto:jim.kastner@NWSCO.COM]
> Sent: Thursday, July 11, 2002 7:29 AM
> To: aix-l@Princeton.EDU
> Subject: Re: Antwort: Re: URGENT failed hdisk problem
>
>
> I am interested. Please post the command to recover the superbolck.
>
> Thanks,
> jim
>
> -----Original Message-----
> From: Jolet, John [mailto:John.Jolet@MISYSHEALTHCARE.COM]
> Sent: Wednesday, July 10, 2002 12:17 PM
> To: aix-l@Princeton.EDU
> Subject: Re: Antwort: Re: URGENT failed hdisk problem
>
> what I ended up doing (with guidance from ibm support) was copying the
> secondary superblock over the primary...this allowed me to
> copy off the
> data that was on the two disks that DIDN'T fail...obviously, the
> contents of
> the disk that died are gone for good, but if anyone wants the
> command to
> recover the superblock, i'll post it.
>
> -----Original Message-----
> From: Saxon, Lamar [mailto:Lamar.Saxon@AMERICREDIT.COM]
> Sent: Wednesday, July 10, 2002 10:20 AM
> To: aix-l@Princeton.EDU
> Subject: Re: Antwort: Re: URGENT failed hdisk problem
>
>
> If the lv spans the disks ( hdisk1 / hdisk2 / hdisk3 ), then you are
> pretty
> much hosed on salvaging the lv/filesystem. If you cannot access the
> disk,
> then you cannot migrate the lv off the disk.
>
> Which disk does not spin up ? hdisk3 or hdisk8 ? If hdisk8
> is working,
> then the volume group brought it online since it has the pvid of that
> vg.
>
> Is this a 2104 that it is in ? I have had issues and like was pointed
> out,
> reseating them some times works.
>
> Can you send the lspv / lsvg -l <vg> / lsvg -p <vg> output ?
>
> Thanks,
> Lamar
>
> -----Original Message-----
> From: Vesna Vranesic [mailto:vesna.vranesic@RZB.AT]
> Sent: Wednesday, July 10, 2002 3:19 AM
> To: aix-l@Princeton.EDU
> Subject: Antwort: Re: URGENT failed hdisk problem
>
>
> it won't spin up - how old is this disk? is it external? can you shake
> it?
> maybe it would spin up afterwards
>
>
>
>
> John.Jolet@MISYSHEALTHCARE.COM@Princeton.EDU am 09.07.2002 22:14:59
>
> Bitte antworten an aix-l@princeton.edu@inet
>
> Gesendet von: aix-l@Princeton.EDU
>
>
> An: aix-l@Princeton.EDU
> Kopie:
> Thema: Re: URGENT failed hdisk problem
>
>
> diags say it won't spin up....the lv i'm concerned about is mostly on
> hdisk2
> (which is fine)...and hdisk1...how do I get hdisk3 out of that lv so I
> can
> mount it without losing all the data on hdisk2 and 1?
>
> -----Original Message-----
> From: Saxon, Lamar [mailto:Lamar.Saxon@AMERICREDIT.COM]
> Sent: Tuesday, July 09, 2002 3:04 PM
> To: aix-l@Princeton.EDU
> Subject: Re: URGENT failed hdisk problem
>
>
> That disk is probably already "online". It would be part of the VG
> since
> it
> would have read the PVID off the disk on boot. What does the
> output of
> lspv
> tell you ? What about the output of lsvg -p rootvg ?
>
> Lamar
>
> -----Original Message-----
> From: Jolet, John [mailto:John.Jolet@MISYSHEALTHCARE.COM]
> Sent: Tuesday, July 09, 2002 2:27 PM
> To: aix-l@Princeton.EDU
> Subject: URGENT failed hdisk problem
>
>
> I've got a scsi hdisk in a system that had two logical volumes on it,
> and a
> paging space...it seems to have gone batty and forced the system to
> reboot...the old hdisk (hdisk3) is now listed as missing, and a new
> hdisk
> (hdisk8) appears, in the same location code..so it's the same
> disk. Is
> it
> possible to get that disk back online without losing the contents? I
> think
> if I add hdisk8 to the volume group, it's going to format it,
> isn't it?
> Help!
>
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