From: Neil Brown <neilb@suse.de>
To: Andre Majorel <aym-xunil@teaser.fr>
Cc: linux-raid@vger.kernel.org
Subject: Re: Synchronous mdadm --add/--re-add operations
Date: Fri, 26 Jan 2007 09:19:24 +1100 [thread overview]
Message-ID: <17849.11500.153192.854079@notabene.brown> (raw)
In-Reply-To: message from Andre Majorel on Thursday January 25
On Thursday January 25, aym-xunil@teaser.fr wrote:
> How do I serialise mdadm --add/--re-add calls other than by
> writing some shell to poll /proc/mdstat ? Is there a way to make
> mdadm synchronous i.e., waiting until the operation completes or
> fails instead of starting it in the background and returning.
Something has to poll mdstat (or some /sys file).
In mdadm-2.6 where is a '-W' option which will wait for
resync/recovery to complete. So
mdadm /dev/mdX -add /dev/thing
mdadm -W /dev/mdX
might be what you want.
NeilBrown
prev parent reply other threads:[~2007-01-25 22:19 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-25 22:00 Synchronous mdadm --add/--re-add operations Andre Majorel
2007-01-25 22:19 ` Neil Brown [this message]
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