Re: [RFC:kvm] export host NUMA info to guest & make emulated device NUMA attr

2012-05-24 Thread Liu ping fan
On Wed, May 23, 2012 at 10:52 PM, Andrew Theurer wrote: > On 05/22/2012 04:28 AM, Liu ping fan wrote: >> >> On Sat, May 19, 2012 at 12:14 AM, Shirley Ma  wrote: >>> >>> On Thu, 2012-05-17 at 17:20 +0800, Liu Ping Fan wrote: Currently, the guest can not know the NUMA info of the vcpu, whi

Re: [RFC:kvm] export host NUMA info to guest & make emulated device NUMA attr

2012-05-24 Thread Liu ping fan
On Wed, May 23, 2012 at 11:16 PM, Michael S. Tsirkin wrote: > On Wed, May 23, 2012 at 09:52:15AM -0500, Andrew Theurer wrote: >> On 05/22/2012 04:28 AM, Liu ping fan wrote: >> >On Sat, May 19, 2012 at 12:14 AM, Shirley Ma  wrote: >> >>On Thu, 2012-05-17 at 17:20 +0800, Liu Ping Fan wrote: >> >>>Cu

Re: [RFC:kvm] export host NUMA info to guest & make emulated device NUMA attr

2012-05-23 Thread Michael S. Tsirkin
On Wed, May 23, 2012 at 09:52:15AM -0500, Andrew Theurer wrote: > On 05/22/2012 04:28 AM, Liu ping fan wrote: > >On Sat, May 19, 2012 at 12:14 AM, Shirley Ma wrote: > >>On Thu, 2012-05-17 at 17:20 +0800, Liu Ping Fan wrote: > >>>Currently, the guest can not know the NUMA info of the vcpu, which >

Re: [RFC:kvm] export host NUMA info to guest & make emulated device NUMA attr

2012-05-23 Thread Andrew Theurer
On 05/22/2012 04:28 AM, Liu ping fan wrote: On Sat, May 19, 2012 at 12:14 AM, Shirley Ma wrote: On Thu, 2012-05-17 at 17:20 +0800, Liu Ping Fan wrote: Currently, the guest can not know the NUMA info of the vcpu, which will result in performance drawback. This is the discovered and experiment

Re: [RFC:kvm] export host NUMA info to guest & make emulated device NUMA attr

2012-05-22 Thread Liu ping fan
On Sat, May 19, 2012 at 12:14 AM, Shirley Ma wrote: > On Thu, 2012-05-17 at 17:20 +0800, Liu Ping Fan wrote: >> Currently, the guest can not know the NUMA info of the vcpu, which >> will >> result in performance drawback. >> >> This is the discovered and experiment by >>         Shirley Ma >>    

Re: [RFC:kvm] export host NUMA info to guest & make emulated device NUMA attr

2012-05-18 Thread Shirley Ma
On Thu, 2012-05-17 at 17:20 +0800, Liu Ping Fan wrote: > Currently, the guest can not know the NUMA info of the vcpu, which > will > result in performance drawback. > > This is the discovered and experiment by > Shirley Ma > Krishna Kumar > Tom Lendacky > Refer to - > ht

[RFC:kvm] export host NUMA info to guest & make emulated device NUMA attr

2012-05-17 Thread Liu Ping Fan
Currently, the guest can not know the NUMA info of the vcpu, which will result in performance drawback. This is the discovered and experiment by Shirley Ma Krishna Kumar Tom Lendacky Refer to - http://www.mail-archive.com/kvm@vger.kernel.org/msg69868.html we can see the