From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alvin Starr Subject: Re: [Xen-users] nestedhvm. Date: Wed, 21 May 2014 07:20:22 -0400 Message-ID: <537C8BF6.2050107@netvel.net> References: <5378A14F.5@netvel.net> <1400514018.6114.19.camel@kazak.uk.xensource.com> <537AD1A0.50702@netvel.net> <1400576182.25175.7.camel@kazak.uk.xensource.com> <20140520163717.GB13592@deinos.phlegethon.org> <0EAF6CA0-0AF5-44DD-9F59-AE55DF09CDC8@gridcentric.ca> <1400663355.6946.123.camel@kazak.uk.xensource.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1400663355.6946.123.camel@kazak.uk.xensource.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Ian Campbell , Andres Lagar-Cavilla Cc: xen-users@lists.xenproject.org, Tim Deegan , Andres Lagar-Cavilla , xen-devel List-Id: xen-devel@lists.xenproject.org In checking out the referenced URL I am left with the question "Is nested virtualization supported under AMD?" On 05/21/2014 05:09 AM, Ian Campbell wrote: > On Tue, 2014-05-20 at 12:59 -0400, Andres Lagar-Cavilla wrote: >> On May 20, 2014, at 12:37 PM, Tim Deegan wrote: >>> In the meantime, at least it suggests a workaround, which is to boot >>> the KVM VM with max-mem == memory (or however Openstack expresses that). >> The problem arises from the use of PoD in L1 in combination with nested. > > Ah yes, this rings a bell, and it's even documented in > http://wiki.xenproject.org/wiki/Nested_Virtualization_in_Xen#Know_Issues > > Ian. > -- Alvin Starr || voice: (905)513-7688 Netvel Inc. || Cell: (416)806-0133 alvin@netvel.net ||