From: NeilBrown <neilb@suse.de>
To: Alexander Lyakas <alex.bolshoy@gmail.com>
Cc: Jan Kasprzak <kas@fi.muni.cz>,
linux-raid <linux-raid@vger.kernel.org>,
John Robinson <john.robinson@anonymous.org.uk>
Subject: Re: RAID-10 explicitly defined drive pairs?
Date: Thu, 22 Mar 2012 21:31:14 +1100 [thread overview]
Message-ID: <20120322213114.61fd4e44@notabene.brown> (raw)
In-Reply-To: <CAGRgLy4Q5FhHMAeU3egqEfFKR_h1HneReg0sD_+hCmsF3WDzQw@mail.gmail.com>
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On Thu, 22 Mar 2012 12:01:48 +0200 Alexander Lyakas <alex.bolshoy@gmail.com>
wrote:
> Neil,
>
> > echo frozen > /sys/block/mdN/md/sync_action
> > mdadm --add /dev/mdN /dev......
> > echo recover > /sys/block/mdN/md/sync_action
> >
> > it should do them all at once.
> >
> > I should teach mdadm about this..
>
> What is required to do that from mdadm? I don't see any other place
> where MD_RECOVERY_FROZEN is set, except via sysfs. So do you suggest
> that mdadm use sysfs for that?
Yes.
http://neil.brown.name/git?p=mdadm;a=commitdiff;h=9f58469128c99c0d7f434d28657f86789334f253
> Also, what should be done if mdadm succeeds to "freeze" the array, but
> fails to "unfreeze" it for some reason?
What could possibly cause that?
I guess if someone kills mdadm while it was running..
NeilBrown
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next prev parent reply other threads:[~2012-03-22 10:31 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-12 11:54 RAID-10 explicitly defined drive pairs? Jan Kasprzak
2011-12-12 15:33 ` John Robinson
2012-01-06 15:08 ` Jan Kasprzak
2012-01-06 16:39 ` Peter Grandi
2012-01-06 19:16 ` Stan Hoeppner
2012-01-06 20:11 ` Jan Kasprzak
2012-01-06 22:55 ` Stan Hoeppner
2012-01-07 14:25 ` Peter Grandi
2012-01-07 16:25 ` Stan Hoeppner
2012-01-09 13:46 ` Peter Grandi
2012-01-10 3:54 ` Stan Hoeppner
2012-01-10 4:13 ` NeilBrown
2012-01-10 16:25 ` Stan Hoeppner
2012-01-12 11:58 ` Peter Grandi
2012-01-12 12:47 ` Peter Grandi
2012-01-12 21:24 ` Stan Hoeppner
2012-01-06 20:55 ` NeilBrown
2012-01-06 21:02 ` Jan Kasprzak
2012-03-22 10:01 ` Alexander Lyakas
2012-03-22 10:31 ` NeilBrown [this message]
2012-03-25 9:30 ` Alexander Lyakas
2012-04-04 16:56 ` Alexander Lyakas
2014-06-09 14:26 ` Alexander Lyakas
2014-06-10 0:11 ` NeilBrown
2014-06-11 16:05 ` Alexander Lyakas
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