Re: [Xen-devel] Some questions about Interrupt and event channel about Xen on ARM.

2015-01-27 Thread Zhangleiqiang (Trump)
>>From: xen-devel-boun...@lists.xen.org >>[mailto:xen-devel-boun...@lists.xen.org] On Behalf Of ??? >>Sent: Tuesday, January 27, 2015 3:16 PM >>To: xen-devel@lists.xen.org >>Subject: [Xen-devel] Some questions about Interrupt and event channel about >>Xen on ARM. >> >>Hi >>I'm studying about Xen

Re: [Xen-devel] Significant network performance difference when different NIC MQ handles the packet

2015-01-03 Thread Zhangleiqiang (Trump)
> On 31/12/14 09:06, Zhangleiqiang (Trump) wrote: > > Hi, all: > > > > I have used pkt-gen to send udp packet (1400 bytes) from one Dom0 A to > another Dom0 B each of which is connected by 10GE network. On the receive > side (B),different "ksoftirqd/x" pr

[Xen-devel] Significant network performance difference when different NIC MQ handles the packet

2014-12-31 Thread Zhangleiqiang (Trump)
m wondering what the reason it is. Could anyone give me some hint about it ? -- zhangleiqiang (Trump) Best Regards ___ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel

Re: [Xen-devel] Poor network performance between DomU with multiqueue support

2014-12-09 Thread Zhangleiqiang (Trump)
> On Mon, Dec 08, 2014 at 01:08:18PM +0000, Zhangleiqiang (Trump) wrote: > > > On Mon, Dec 08, 2014 at 06:44:26AM +, Zhangleiqiang (Trump) wrote: > > > > > On Fri, Dec 05, 2014 at 01:17:16AM +, Zhangleiqiang (Trump) > wrote: > > > > > [...]

Re: [Xen-devel] Poor network performance between DomU with multiqueue support

2014-12-08 Thread Zhangleiqiang (Trump)
> On Mon, Dec 08, 2014 at 01:08:18PM +0000, Zhangleiqiang (Trump) wrote: > > > On Mon, Dec 08, 2014 at 06:44:26AM +, Zhangleiqiang (Trump) wrote: > > > > > On Fri, Dec 05, 2014 at 01:17:16AM +, Zhangleiqiang (Trump) > wrote: > > > > > [...] >

Re: [Xen-devel] Poor network performance between DomU with multiqueue support

2014-12-08 Thread Zhangleiqiang (Trump)
> On Mon, Dec 08, 2014 at 06:44:26AM +0000, Zhangleiqiang (Trump) wrote: > > > On Fri, Dec 05, 2014 at 01:17:16AM +, Zhangleiqiang (Trump) wrote: > > > [...] > > > > > I think that's expected, because guest RX data path still uses > > > >

Re: [Xen-devel] Poor network performance between DomU with multiqueue support

2014-12-07 Thread Zhangleiqiang (Trump)
> On Fri, Dec 05, 2014 at 01:17:16AM +0000, Zhangleiqiang (Trump) wrote: > [...] > > > I think that's expected, because guest RX data path still uses > > > grant_copy while guest TX uses grant_map to do zero-copy transmit. > > > > As far as I know, ther

Re: [Xen-devel] Poor network performance between DomU with multiqueue support

2014-12-07 Thread Zhangleiqiang (Trump)
> On Fri, Dec 05, 2014 at 03:20:55PM +, Zoltan Kiss wrote: > > > > > > On 04/12/14 14:31, Zhangleiqiang (Trump) wrote: > > >>-Original Message- > > >>From: Zoltan Kiss [mailto:zoltan.k...@linaro.org] > > >>Sent: Thursday, Decem

Re: [Xen-devel] Poor network performance between DomU with multiqueue support

2014-12-04 Thread Zhangleiqiang (Trump)
> -Original Message- > From: Wei Liu [mailto:wei.l...@citrix.com] > Sent: Thursday, December 04, 2014 6:50 PM > To: Zhangleiqiang (Trump) > Cc: Wei Liu; xen-devel@lists.xen.org; zhangleiqiang; Luohao (brian); Xiaoding > (B); Yuzhou (C); Zhuangyuxin > Subject: Re: [Xe

Re: [Xen-devel] Poor network performance between DomU with multiqueue support

2014-12-04 Thread Zhangleiqiang (Trump)
transmit. Do you know any other factors or ongoing work to optimize the RX data path? -- zhangleiqiang (Trump) Best Regards > -Original Message- > From: Wei Liu [mailto:wei.l...@citrix.com] > Sent: Thursday, December 04, 2014 9:06 PM > To: Zhangleiqiang (Trump) &

Re: [Xen-devel] Poor network performance between DomU with multiqueue support

2014-12-04 Thread Zhangleiqiang (Trump)
> -Original Message- > From: Zoltan Kiss [mailto:zoltan.k...@linaro.org] > Sent: Thursday, December 04, 2014 9:35 PM > To: Zhangleiqiang (Trump); Wei Liu; xen-devel@lists.xen.org > Cc: Xiaoding (B); Zhuangyuxin; zhangleiqiang; Luohao (brian); Yuzhou (C) > Subject: Re

Re: [Xen-devel] Poor network performance between DomU with multiqueue support

2014-12-04 Thread Zhangleiqiang (Trump)
> -Original Message- > From: Wei Liu [mailto:wei.l...@citrix.com] > Sent: Thursday, December 04, 2014 6:50 PM > To: Zhangleiqiang (Trump) > Cc: Wei Liu; xen-devel@lists.xen.org; zhangleiqiang; Luohao (brian); Xiaoding > (B); Yuzhou (C); Zhuangyuxin > Subject: Re: [Xe

Re: [Xen-devel] Poor network performance between DomU with multiqueue support

2014-12-03 Thread Zhangleiqiang (Trump)
> -Original Message- > From: Wei Liu [mailto:wei.l...@citrix.com] > Sent: Tuesday, December 02, 2014 11:59 PM > To: Zhangleiqiang (Trump) > Cc: Wei Liu; zhangleiqiang; xen-devel@lists.xen.org; Luohao (brian); Xiaoding > (B); Yuzhou (C); Zhuangyuxin > Subject: Re: [Xe

Re: [Xen-devel] Poor network performance between DomU with multiqueue support

2014-12-02 Thread Zhangleiqiang (Trump)
0 and q3 handles the interrupt triggered by packet receving. Any advise? Thanks. -- zhangleiqiang (Trump) Best Regards > -Original Message- > From: Wei Liu [mailto:wei.l...@citrix.com] > Sent: Tuesday, December 02, 2014 8:12 PM > To: Zhangleiqiang (Trump) > Cc: Wei Liu; z

Re: [Xen-devel] Poor network performance between DomU with multiqueue support

2014-12-02 Thread Zhangleiqiang (Trump)
> -Original Message- > From: xen-devel-boun...@lists.xen.org > [mailto:xen-devel-boun...@lists.xen.org] On Behalf Of David Vrabel > Sent: Tuesday, December 02, 2014 6:57 PM > To: zhangleiqiang; xen-devel@lists.xen.org > Subject: Re: [Xen-devel] Poor network performance between DomU with > m

Re: [Xen-devel] Poor network performance between DomU with multiqueue support

2014-12-02 Thread Zhangleiqiang (Trump)
h. DomU: 4U4G > >3. Networking Environment: > >a. All network flows are transmit/receive through OVS > >b. Sender server and receiver server are connected directly between > 10GE NIC > >4. Testing Tools: > >