Re: [libvirt] [PATCH] RPC: Support up to 4096 cpus on the host and 256 in the guest

2013-06-03 Thread Daniel P. Berrange
On Tue, May 28, 2013 at 02:35:50PM +0200, Peter Krempa wrote: The RPC limits for cpu maps didn't allow to use libvirt on ultra big boxes. This patch increases size of the limits to support a maximum of 4096 cpus on the host with the built-in maximum of 256 cpus per guest. The full cpu map of

Re: [libvirt] [PATCH] RPC: Support up to 4096 cpus on the host and 256 in the guest

2013-06-03 Thread Peter Krempa
On 06/03/13 12:32, Daniel P. Berrange wrote: On Tue, May 28, 2013 at 02:35:50PM +0200, Peter Krempa wrote: The RPC limits for cpu maps didn't allow to use libvirt on ultra big boxes. This patch increases size of the limits to support a maximum of 4096 cpus on the host with the built-in maximum

[libvirt] [PATCH] RPC: Support up to 4096 cpus on the host and 256 in the guest

2013-05-28 Thread Peter Krempa
The RPC limits for cpu maps didn't allow to use libvirt on ultra big boxes. This patch increases size of the limits to support a maximum of 4096 cpus on the host with the built-in maximum of 256 cpus per guest. The full cpu map of such a system takes 128 kilobytes and the map for vcpu pinning is

Re: [libvirt] [PATCH] RPC: Support up to 4096 cpus on the host and 256 in the guest

2013-05-28 Thread Eric Blake
On 05/28/2013 06:35 AM, Peter Krempa wrote: The RPC limits for cpu maps didn't allow to use libvirt on ultra big boxes. This patch increases size of the limits to support a maximum of 4096 cpus on the host with the built-in maximum of 256 cpus per guest. The full cpu map of such a system takes

Re: [libvirt] [PATCH] RPC: Support up to 4096 cpus on the host and 256 in the guest

2013-05-28 Thread Peter Krempa
On 05/28/13 14:50, Eric Blake wrote: On 05/28/2013 06:35 AM, Peter Krempa wrote: The RPC limits for cpu maps didn't allow to use libvirt on ultra big boxes. This patch increases size of the limits to support a maximum of 4096 cpus on the host with the built-in maximum of 256 cpus per guest. The