[openstack-dev] [nova] Discussions for ivshmem support in OpenStack Nova

Jay Pipes jaypipes at gmail.com
Wed Jul 26 13:50:23 UTC 2017

On 07/26/2017 03:06 AM, TETSURO NAKAMURA wrote:
> Hi Nova team,
> It has been quite a long time since the last discussion,
> but let me make sure one thing about the thread below.
> IIUC, Nova is not welcome ivshmem support because it is no longer 
> supported by DPDK+QEMU.
> But how would you say if it is supported out of DPDK-tree and can be 
> used from the newest qemu version ?
> We are now developing SPP, a DPDK-based vswitch, and thinking about 
> trying to implement ivshmem support under our SPP code tree if nova (or 
> at first libvirt community) is acceptable for ivshmem configuration.
> Your advice will be very helpful for our decision-making in our project.

I think this is a question that the libvirt community would first need 
to weigh in on since Nova is downstream from libvirt -- at least in the 
sense of low-level hypervisor support.


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