From: Michael Tokarev <mjt@tls.msk.ru>
To: Jon Nelson <jnelson-linux-raid@jamponi.net>
Cc: Linux-Raid <linux-raid@vger.kernel.org>
Subject: Re: External bitmap disappears
Date: Fri, 20 Jun 2008 17:45:34 +0400 [thread overview]
Message-ID: <485BB47E.8030804@msgid.tls.msk.ru> (raw)
In-Reply-To: <cccedfc60806200617k37498d4y1f01072145271d00@mail.gmail.com>
Jon Nelson wrote:
> I've configured a raid10,f2 with an external bitmap:
>
> mdadm --grow --bitmap=/md0.bitmap /dev/md0
>
> The root ('/') filesystem is NOT on the raid. It's a normal partition
> (/dev/sdb1, the boot device actually).
> After reboot, cat /proc/mdstat does not show a bitmap. What's up with
> that? That sure doesn't seem right.
If a bitmap isn't stored inside a superblock, you have to
specify the same filename when ASSEMBLING the array.
Add it to mdadm.conf file.
/mjt
next prev parent reply other threads:[~2008-06-20 13:45 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-20 13:17 External bitmap disappears Jon Nelson
2008-06-20 13:45 ` Michael Tokarev [this message]
2008-06-20 13:48 ` Jon Nelson
2008-06-21 5:33 ` NeilBrown
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