From: Roy Sigurd Karlsbakk <roy@karlsbakk.net>
To: Phil Turmel <philip@turmel.org>
Cc: linux-raid <linux-raid@vger.kernel.org>,
Matt Garman <matthew.garman@gmail.com>
Subject: Re: raid10 physical layout?
Date: Sat, 25 May 2013 15:31:33 +0200 (CEST) [thread overview]
Message-ID: <7725748.4.1369488693863.JavaMail.root@zimbra> (raw)
In-Reply-To: <519FBBE5.7050802@turmel.org>
> > I'm looking into building a six-disk raid10. The six disks are
> > comprised of three from one manufacturer, and three from another.
>
> > But based on what I've been reading, looks like mdadm's more
> > sophisticated raid10 layout schemes give better performance. For
> > example, can I create a raid10,f2 set in such a way as to meet my
> > "redundant copies on different manufacturer" criteria?
>
> Just alternate the manufacturers when you list the devices in the
> "--create" operation. MD lays out raid10,f2 redundant data on adjacent
> disks. (Wraps around.)
You also may want to consider using LVM instead of md RAID-10, since the latter isn't very flexible - you can't add new drives or otherwise grow raid-10 (atm).
Vennlige hilsener / Best regards
roy
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prev parent reply other threads:[~2013-05-25 13:31 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-24 18:49 raid10 physical layout? Matt Garman
2013-05-24 19:13 ` Phil Turmel
2013-05-25 13:31 ` Roy Sigurd Karlsbakk [this message]
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