From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx1.redhat.com (mx1.redhat.com [172.16.48.31]) by int-mx1.corp.redhat.com (8.11.6/8.11.6) with ESMTP id k1EJjB126753 for ; Tue, 14 Feb 2006 14:45:11 -0500 Received: from smtp803.mail.ukl.yahoo.com (smtp803.mail.ukl.yahoo.com [217.12.12.140]) by mx1.redhat.com (8.12.11/8.12.11) with SMTP id k1EJj9vu031183 for ; Tue, 14 Feb 2006 14:45:09 -0500 Date: Tue, 14 Feb 2006 18:55:22 +0000 From: Gunther Clasen Subject: Re: [linux-lvm] can't create a PV Message-ID: <20060214185522.GB8977@tui.site> References: <20060206215141.GB7492@tui.site> <20060214091946.GA8977@tui.site> <20060214144641.GB12169@agk.surrey.redhat.com> <20060206215141.GB7492@tui.site> <20060214091946.GA8977@tui.site> <20060214143852.GB21794@percy.comedia.it> Mime-Version: 1.0 Content-Disposition: inline In-Reply-To: <20060214144641.GB12169@agk.surrey.redhat.com> <20060214143852.GB21794@percy.comedia.it> Reply-To: LVM general discussion and development List-Id: LVM general discussion and development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , List-Id: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: LVM general discussion and development On Tue, Feb 14, 2006, Luca Berra wrote: > On Tue, Feb 14, 2006 at 09:19:46AM +0000, Gunther Clasen wrote: > > > >Curiously, these 4 partitions had all been used in a software-RAID > >volume. So I reckon that lvm somehow picked up the metadata of the > >MD-device and refused to work. > > this is documented in the manpage for lvm.conf > > - snip - > md_component_detection (If set to 1, LVM2 will ignore devices > used as components of software RAID (md) devices by looking for > md superblocks. This doesn't always work satisfactorily e.g. if > a device has been reused without wiping the md superblocks > first. > - end snip - On Tue, Feb 14, 2006, Alasdair G Kergon wrote: > Not a good version to use. > The md/partition detection was improved in 2.00.32. Thank you for your help! So it is a squashed bug... ;-) I must admit that I hadn't read man lvm.conf, although it hadn't helped: above snip is not included in my version of it. :-( Anyway, seems to work fine now... Gunther P.S.: Would have liked to use SuSE 10.0 instead of 9.2, but with support for my modem broken, it's a non-starter :-(((