From mboxrd@z Thu Jan 1 00:00:00 1970 From: Neil Brown Subject: Re: md126-7 Date: Wed, 4 Apr 2007 07:15:12 +1000 Message-ID: <17938.50144.495779.735588@notabene.brown> References: <46127910.9070006@corky.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: message from Just Marc on Tuesday April 3 Sender: linux-raid-owner@vger.kernel.org To: Just Marc Cc: linux-raid@vger.kernel.org List-Id: linux-raid.ids On Tuesday April 3, marc@corky.net wrote: > Hi everyone, > > I've been using the RAID subsystem quite a bit over the years. This > week, for the first time, I created a RAID6 array over loop devices that > point to files. > > To my surprise the device showing in /proc/mdstat for this new array is > /dev/md127. This is a fresh system and RAID has never been configured > on it. I tried re-doing everything from scratch again and was sometimes > even given /dev/md126 (though I wasn't able to reproduce this one, it > happened once). > > My kernel is 2.6.20.4. Can anyone give me a hint about what's going on? Maybe if you tell us what commands you ran, we could explain what you did? Maybe you did mdadm -C /dev/bigdev -amd -l6 -n5 /dev/sd[a-e] As the name "bigdev" doesn't look like "md%d", it will just choose an unused number up around 127. NeilBrown