On Mon, Jan 26, 2015 at 03:37:48PM -0800, Jay Pipes wrote: > On 01/26/2015 07:33 AM, Chris Friesen wrote: > >Hi, > > > >I'm interested in the recent work around NUMA support for guest > >instances > >(https://blueprints.launchpad.net/nova/+spec/virt-driver-numa-placement), but > >I'm having some difficulty figuring out what versions of libvirt and > >qemu are required. > > > > From the research that I've done it seems like qemu 2.1 might be > >required, but I've been unable to find a specific version listed in the > >nova requirements or in the openstack global requirements. Is it there > >and I just can't find it?
Although, the MIN_LIBVIRT_NUMA_TOPOLOGY_VERSION points to libvirt 1.0.4. I think newer the QEMU/libvirt, the better off you'll be. Specifically, upstream libvirt has had some fixes in NUMA placement/vCPU pinning area -- so maybe you can pick the newest upstream release 1.2.12, that was done today. (If you use Fedora, it's already available in Fedora Rawhide distribution.) > >If it's not specified, and yet openstack relies on it, perhaps it should > >be added. (Or at least documented somewhere.) > > Hi Chris, > > The constants starting here: > > http://git.openstack.org/cgit/openstack/nova/tree/nova/virt/libvirt/driver.py#n340 > > should answer your questions. > > All the best, > -jay -- /kashyap __________________________________________________________________________ OpenStack Development Mailing List (not for usage questions) Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject:unsubscribe http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev