From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bill Davidsen Subject: Re: raid1 and raid 10 always writes all data to all disks? Date: Sun, 03 Feb 2008 10:56:01 -0500 Message-ID: <47A5E411.10208@tmr.com> References: <20080202235335.GA29029@rap.rap.dk> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <20080202235335.GA29029@rap.rap.dk> Sender: linux-raid-owner@vger.kernel.org To: =?ISO-8859-1?Q?Keld_J=F8rn_Simonsen?= Cc: linux-raid@vger.kernel.org List-Id: linux-raid.ids Keld J=F8rn Simonsen wrote: > I found a sentence in the HOWTO: > > "raid1 and raid 10 always writes all data to all disks" > > I think this is wrong for raid10. > > eg > > a raid10,f2 of 4 disks only writes to two of the disks - > not all 4 disks. Is that true? > =20 I suspect that really should have read "all mirror copies," in the=20 raid10 case. --=20 Bill Davidsen "Woe unto the statesman who makes war without a reason that will stil= l be valid when the war is over..." Otto von Bismark=20 - 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