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---------- Forwarded message ----------
From: "Brian Schott" <brian.schott at nimbisservices.com>
Date: Wed, Aug 14, 2013 at 9:53 AM
Subject: Re: [openstack-dev] GPU passthrough support blueprints for OpenStack
To: "OpenStack Development Mailing List" <openstack-dev at lists.openstack.org>

> Thanks for the pointers.  I'll try to work with the UCS-ISI team that currently maintains those stories and see if we can reconcile or close the old blueprints.  
> -------------------------------------------------
> Brian Schott, CTO
> Nimbis Services, Inc.
> brian.schott at nimbisservices.com
> ph: 443-274-6064  fx: 443-274-6060
> On Aug 14, 2013, at 6:03 AM, Bob Ball <bob.ball at citrix.com> wrote:
>> Hi Brian,
>> 
>> Instead of specific GPU pass-through there are blueprints for generic PCI pass through at https://blueprints.launchpad.net/nova/+spec/pci-passthrough-base - these are being worked on for Havana and we're hopeful they will get in (possibly libvirt only) 
>> 
>> In terms of vGPU rather than whole-GPU pass through, the slides are correct that XenServer support is very nearly here: http://www.xenserver.org/discuss-virtualization/q-and-a/nvidia-vgpu-on-xenserver-eg-gpu-hypervisor.html
>> 
>> Support for static allocation of vGPU is likely going to be the first phase - and adding it as a resource similar to RAM/CPU isn't likely to be proposed until a second phase.
>> 
>> As such, I think the integration should be very similar to PCI pass through above.
>> 
>> 
>> Bob 
>> 
>>> -----Original Message-----
>>> From: Brian Schott [mailto:brian.schott at nimbisservices.com]
>>> Sent: 13 August 2013 23:07
>>> To: openstack-dev at lists.openstack.org
>>> Subject: [openstack-dev] GPU passthrough support blueprints for OpenStack
>>> 
>>> Are there more recent blueprints related to adding GPU pass-through
>>> support?  All that I can find are some stale blueprints that I created around
>>> the Cactus timeframe (while wearing a different hat) that are pretty out of
>>> date.
>>> 
>>> I just heard a rumor that folks are doing Nvidia GRID K2 GPU passthrough
>>> with KVM successfully using linux 3.10.6 kernel with RHEL.
>>> 
>>> In addition, Lorin and I did some GPU passthrough testing back in the spring
>>> with GRID K2 on HyperV, libvirt+xen, and XenServer.  Slides are here:
>>> http://www.slideshare.net/bfschott/nimbis-schott-
>>> openstackgpustatus20130618
>>> 
>>> The virtualization support for  GPU-enabled virtual desktops and GPGPU
>>> seems to have stabilized this year for server deployments.  How is this going
>>> to be supported in OpenStack?
>>> 
>>> Brian
>>> 
>>> -------------------------------------------------
>>> Brian Schott, CTO
>>> Nimbis Services, Inc.
>>> brian.schott at nimbisservices.com
>>> ph: 443-274-6064  fx: 443-274-6060
>>> 
>>> 
>> 
>> 
>> _______________________________________________
>> OpenStack-dev mailing list
>> OpenStack-dev at lists.openstack.org
>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
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