From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jim Fehlig Subject: Re: [PATCH] xend: drbd improvements Date: Thu, 16 Dec 2010 20:46:25 -0700 Message-ID: <4D0ADD11.1010806@novell.com> References: <19673.37479.133902.499115@mariner.uk.xensource.com> <4CD9C962.4030701@novell.com> <4CDADB46.7020100@novell.com> <4D0AB298.4080202@novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Shriram Rajagopalan Cc: Berthold Gunreben , xen-devel@lists.xensource.com, Ian Jackson List-Id: xen-devel@lists.xenproject.org Shriram Rajagopalan wrote: > According to the block-drbd script's comments, live migration with > DRBD based disks > require dual primary setup and the block-drbd script automatically handles > "changing the target host's vm disk to primary" when live migration > is initiated. > > Removing drbd support from xend would necessitate an external agent to > actually promote the guest disk in target host to primary mode. > Reverting c/s 20158 does not remove drbd support in xen. On the contrary, it fixes the use of drbd as documented here http://www.drbd.org/users-guide/s-xen-configure-domu.html The drbd project provides block-drbd. I'm not talking about removing it. I'm talking about removing a hack in xend that prevents even using drbd resource type. Regards, Jim