From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx3.redhat.com (mx3.redhat.com [172.16.48.32]) by int-mx2.corp.redhat.com (8.13.1/8.13.1) with ESMTP id m8H7arvJ027108 for ; Wed, 17 Sep 2008 03:36:54 -0400 Received: from smtp2.versatel.nl (smtp2.versatel.nl [62.58.50.89]) by mx3.redhat.com (8.13.8/8.13.8) with ESMTP id m8H7aHAE028734 for ; Wed, 17 Sep 2008 03:36:18 -0400 Received: from [172.17.145.51] (unknown [87.213.65.241]) by mail.vermeer.tv (Postfix) with ESMTPA id F110C26F1BB for ; Wed, 17 Sep 2008 09:35:32 +0200 (CEST) Subject: Re: [linux-lvm] Mirrored LV From: Koen Vermeer In-Reply-To: <20080916215759.GA11670@us.ibm.com> References: <1221592827.6037.57.camel@localhost> <20080916204241.GA9810@us.ibm.com> <1221599565.6037.82.camel@localhost> <20080916215759.GA11670@us.ibm.com> Date: Wed, 17 Sep 2008 09:36:10 +0200 Message-Id: <1221636970.4118.6.camel@localhost> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit 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" To: LVM general discussion and development On Tue, 2008-09-16 at 14:57 -0700, malahal@us.ibm.com wrote: > Yes, it makes sense for temporarily gone devices. Otherwise use corelog > for your lvcreate command and you should be able to create mirrored LV. OK, I get that. So, when using corelog, I won't risk loosing data. But, when using corelog, what would be the expected delay at bootup? Also, if I use a log on disk, what happens if I put it on the same disk as either the master or the copy? And, if I do that, should it be on it's own PV, or on it's own LV? Best, Koen