From mboxrd@z Thu Jan 1 00:00:00 1970 From: Keir Fraser Subject: Re: Memory Sharing Date: Sat, 09 Apr 2011 09:36:01 +0100 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: quoted-printable 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: Lakshitha Harshan , xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org On 09/04/2011 07:37, "Lakshitha Harshan" wrote: > Hi guys, >=20 > I'm receiving following errors when trying to create a VM. >=20 > Error: Failed to create device. > =A0=A0 =A0stdout:=A0 > =A0=A0 =A0stderr: MEMSHR support not compiled in. > Check that target "home/images/ubuntuX.img" exists and that blktap2 drive= r > installed in dom0. >=20 > In configuration file this is how i specify my disks. >=20 > =A0disk =3D ['tap2:tapdisk:aio:home/images/ubuntuX.img,hda,w', > 'phy:/dev/sr0,hdc:cdrom,r' ] >=20 > But if I use > =A0tapdisk2 =A0-n aio:/home/images/ubuntuX.img =A0command it executes and retur= ns > "/dev/xen/blktap-2/tapdev0".=A0 >=20 > What I want is to test the memory sharing feature. So can anybody tell me= how > to do that? You could try reverting changeset 20927:b882c558d4e4 and cross your fingers= . Looks like blktap2 devs disabled memshr extensions due to them not working properly. -- Keir > Thanks, > Harshan >=20 >=20 > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xensource.com > http://lists.xensource.com/xen-devel