From mboxrd@z Thu Jan 1 00:00:00 1970 From: CoolCold Subject: Re: What's the typical RAID10 setup? Date: Mon, 31 Jan 2011 13:36:18 +0300 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: Sender: linux-raid-owner@vger.kernel.org To: =?ISO-8859-1?Q?Mathias_Bur=E9n?= Cc: Linux-RAID List-Id: linux-raid.ids On Mon, Jan 31, 2011 at 12:41 PM, Mathias Bur=E9n wrote: > Hi, > > RAID10 is (could be) setup in this way, correct? > > 2 devices in a RAID1 > 2 devices in another RAID1 I usually use LVM striping over two RAID1 arrays for this. > > Then you run RAID0 on top of them. If you're lucky you can lose 2 > devices at most (1 in each RAID1). > > If you have, say 6 HDDs, would you create 3 RAID1 volumes? Then creat= e > a RAID0 on top of them? > > How would one go about expanding a 4 HDD RAID10 into a 6 HDD RAID10? > Is it "just" a matter of creating a new RAID1 array of the 2 new HDDs= , > then adding them to the RAID0, then expanding whatever is on that > (lvm, xfs, ext4)? > > Are there any design tips, or caveats? For example, how many disks > would you use at most, in a RAID10 setup? > > Kind regards, > // Mathias > -- > To unsubscribe from this list: send the line "unsubscribe linux-raid"= in > the body of a message to majordomo@vger.kernel.org > More majordomo info at =A0http://vger.kernel.org/majordomo-info.html > --=20 Best regards, [COOLCOLD-RIPN] -- 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