From mboxrd@z Thu Jan 1 00:00:00 1970 From: "michael@kmaclub.com" Subject: Re: Confused about UUID mounting and mirrors Date: Wed, 18 Jun 2008 07:42:05 -0700 Message-ID: <48591EBD.4020308@kmaclub.com> References: <4856A8C6.3030609@kmaclub.com> <4856CFE1.1020105@ziu.info> <4856DB4C.20905@kmaclub.com> <4856DD5B.9050303@dgreaves.com> <485721A5.3080101@kmaclub.com> <48576394.8090609@msgid.tls.msk.ru> <4857C7FC.9000000@kmaclub.com> <485914E7.1000800@msgid.tls.msk.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <485914E7.1000800@msgid.tls.msk.ru> Sender: linux-raid-owner@vger.kernel.org To: Michael Tokarev Cc: David Greaves , Michal Soltys , linux-raid@vger.kernel.org List-Id: linux-raid.ids Michael Tokarev wrote: > michael@kmaclub.com wrote: > [] >> Using the filesystem ID doesn't work either because /dev/sda, >> /dev/sdb, and /dev/md0 all have the same UUID since it is a mirror. >> How do you tell the system to mount /dev/md0 and not the individual >> drives which is what it is trying to do now. > > The tools/library that looks up filesystem UUIDs/labels are smarter than > that. Or are supposed to be smarter. That it - the tools are able to > recognize and skip components of a raid array, since raid superblock is > present on the device - which is not present on the array itself. Ok. Thanks, I will play with this more tonight and see I did something wrong the first time I tried it. Thanks for all the suggestions. Michael