Mailinglist Archive: opensuse (1606 mails)

[Marco Palominos <mappjava@xxxxxxxxx>]

http://www.roumazeilles.net/news/en/wordpress/2007/02/07/testing-raid-1-on-opensuse/

http://lists.us.dell.com/pipermail/linux-poweredge/2003-July/008898.html

Good Luck
Marco

--- El sáb 6-sep-08, Andrew Joakimsen <joakimsen@xxxxxxxxx> escribió:

> De: Andrew Joakimsen <joakimsen@xxxxxxxxx>
> Asunto: Re: [opensuse] Recover md RAID-1.
> A: "Rodney Baker" <rodney.baker@xxxxxxxxxxxx>
> Cc: opensuse@xxxxxxxxxxxx
> Fecha: sábado, 6 septiembre, 2008, 6:10 pm
> What is the command? Because mdadm /dev/md0 --fail /dev/sdb2
> does not
> work. It says set device faulty failed for /dev/sdb2: no
> such
> device.... but cat /dev/sdb2 shows there is a device there!
>
> I have a 2nd system with the same config, I shut it down
> correctly
> with the 'halt" command and when I bring it back
> up I get the same
> problems due to the crappy RAID.
>
> On Sat, Aug 30, 2008 at 3:41 AM, Rodney Baker
> <rodney.baker@xxxxxxxxxxxx> wrote:
> > On Sat, 30 Aug 2008 08:30:52 Andrew Joakimsen wrote:
> > > How do I recover a broken MD RAID-1.... Since
> there is no way to make
> > > a backup with easy restore? I boot the system and
> it says:
> > > md: radi5 personality registered
> > > md: raid4 personality registered
> > > md: md0 stopped.
> > > md: bind<sdb1>
> > > md: bind<sda1>
> > > md: md0: raid array is not clean -- starting
> background reconstruction
> > > raid1: raid set md0 active with 2 out of 2 mirrors
> > > md0: bitmap file is out of date (8 < 9) --
> forcing full recovery
> > > md0: bitmap file is out of date, doing full
> recovery
> > > md0: bitmap initialisation failed: -5
> > > md0: failed to create bitmap (-5)
> > > md: peers -> run() failed...
> > > mdadm: failed to RUN_ARRAY /dev/md0: Input/output
> error
> > > mdadm: device /dev/md0 already active - cannot
> assemble it
> > > Trying manual resume from /dev/sdb2
> > > Invoking userspace resume from /dev/sdb2
> > > boot/82-resume.userspace.sh: line 48:
> /proc/splash: No such file or
> > > directory resume: libgcrypt version: 1.4.0
> > > Trying manual resume from /dev/sdb2
> > > Invoking in-kernel resume from /dev/sdb2
> > > PM: starting manual resum from disk
> > > Waiting for device /dev/md0 to appear: ok
> > > /dev/md0: unknown volume type
> > > invalid root filesystem -- exiting to /bin/sh
> > > $
> > >
> > > Before this system was working fine. I shut it
> down correctly with the
> > > 'halt' command. I plugged in a USB KVM
> that makes the system hang at
> > > boottime (to provide needed info for Bug # 412476)
> after the system
> > > hung I powered it off, unplugged the kVM and then
> booted it back, only
> > > to get the above messages.
> >
> > First thing I would do is to mark /dev/sdb2 as failed
> and remove it from the
> > array. Then try booting the array with just /dev/sdb1
> as a member. Once the
> > array is started, reassemble the array and let it
> rebuild the mirror. I am
> > assuming that /dev/sdb2 is the partition with the
> problem - it may in fact
> > be /dev/sdb1 (in which case do the above for
> /dev/sdb1).
> > Reading man mdadm may be useful.
> >
> > --
> > ===================================================
> > Rodney Baker VK5ZTV
> > rodney.baker@xxxxxxxxxxxx
> > ===================================================
> >
> > A [golf] ball hitting a tree shall be deemed not to
> have hit the tree.
> > Hitting a tree is simply bad luck and has no place in
> a scientific
> > game.  The player should estimate the distance the
> ball would have
> > traveled if it had not hit the tree and play the ball
> from there,
> > preferably atop a nice firm tuft of grass.
> >                -- Donald A. Metz
> -- 
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