From mboxrd@z Thu Jan 1 00:00:00 1970 From: Keld =?iso-8859-1?Q?J=F8rn?= Simonsen Subject: Re: wish for Linux MD mirrored raid types Date: Fri, 6 May 2011 11:03:45 +0200 Message-ID: <20110506090345.GA22245@www2.open-std.org> References: <20110506071752.GA22063@www2.open-std.org> <20110506133159.30c66519@natsu> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Content-Disposition: inline In-Reply-To: <20110506133159.30c66519@natsu> Sender: linux-raid-owner@vger.kernel.org To: Roman Mamedov Cc: Keld =?iso-8859-1?Q?J=F8rn?= Simonsen , linux-raid@vger.kernel.org List-Id: linux-raid.ids On Fri, May 06, 2011 at 01:31:59PM +0600, Roman Mamedov wrote: > On Fri, 6 May 2011 09:17:52 +0200 > Keld J=F8rn Simonsen wrote: >=20 > > I would like linux MD raid10 functionality to be part of the Linux = MD > > RAID1 module, and be called raid1. This is in accordance with the > > use of the RAID1 term as standadized by SNIA. In fact the RAID10-of= fset > > layout is an implementation of a SNIA RAID specification. The RAID1= 0-near > > layout is an implementation of a simple RAID layout. And the RAID10= -far > > layout is just another layout far a mirrored RAID. So all these ty= pes > > could just be defined as different RAID1 layouts. >=20 > RAID1 is RAID1, RAID10 is RAID10. > RAID1 on 4 drives is very different from RAID10 on 4 drives. > Don't add confusion by trying to rename RAID10 to RAID1. How are they different? Say what is the difference between a Linux MD RAID1 with 4 disks, and the default Linux MD RAID10 with 4 disks? (in the near layout)? Best regards keld -- To unsubscribe from this list: send the line "unsubscribe linux-raid" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html