* status of reducing context switching overhead in KVM @ 2014-06-21 8:55 Xuekun Hu 2014-06-21 12:58 ` Rik van Riel 0 siblings, 1 reply; 6+ messages in thread From: Xuekun Hu @ 2014-06-21 8:55 UTC (permalink / raw) To: kvm, riel Hi, Rik I saw your presentation at last year 2013 kvm submit. (http://www.linux-kvm.org/wiki/images/2/27/Kvm-forum-2013-idle-latency.pdf). You said there will have some patches later, but I didn't find them. Are you continuing to do the optimization work? Any updates? :-) Many thanks. Thx, Xuekun ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: status of reducing context switching overhead in KVM 2014-06-21 8:55 status of reducing context switching overhead in KVM Xuekun Hu @ 2014-06-21 12:58 ` Rik van Riel 2014-06-23 1:18 ` Xuekun Hu 0 siblings, 1 reply; 6+ messages in thread From: Rik van Riel @ 2014-06-21 12:58 UTC (permalink / raw) To: Xuekun Hu, kvm -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 06/21/2014 04:55 AM, Xuekun Hu wrote: > Hi, Rik > > I saw your presentation at last year 2013 kvm submit. > (http://www.linux-kvm.org/wiki/images/2/27/Kvm-forum-2013-idle-latency.pdf). > > You said there will have some patches later, but I didn't find them. > Are you continuing to do the optimization work? Any updates? :-) I have gotten side-tracked by the automatic NUMA balancing work, but Michael Tsirkin has been doing some work on reducing idle latencies. - -- All rights reversed -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQEcBAEBAgAGBQJTpYFnAAoJEM553pKExN6DcDcH/1UlBofa3KmGaercqfBk19Sj 78T8JgiAog4WBanFn3znVqbvdu1icMztVdUw/CoqVwgyeRmgyfXt5uf1lHtCe7zx HS/BDIAYJSXt0uXPd7bBUThFdTLusL/VSf7WBV6ex3Qcw8qywBooS2VdA4wYP8t4 oMclOSR6imjhwSPYLP+723duzYowu35wXC1Fojhrm1AidAbLSIiClVGrDtkFjp5p iuM+J6hHDPH3E/hwSWYE8EBeOC5CrvhmMdguv+7R4Z5qI9Qz+K6Ol8U1P33BcDfL IXMoW/76UUEwmK3BOjTvYFUYJTUb94znY/e3q3zK1UZCoIpMqUyUjLUNiEZKjXc= =rmno -----END PGP SIGNATURE----- ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: status of reducing context switching overhead in KVM 2014-06-21 12:58 ` Rik van Riel @ 2014-06-23 1:18 ` Xuekun Hu 2014-06-23 7:08 ` Michael S. Tsirkin 0 siblings, 1 reply; 6+ messages in thread From: Xuekun Hu @ 2014-06-23 1:18 UTC (permalink / raw) To: Rik van Riel, mst; +Cc: kvm Thanks, Rik On Sat, Jun 21, 2014 at 8:58 PM, Rik van Riel <riel@redhat.com> wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > On 06/21/2014 04:55 AM, Xuekun Hu wrote: >> Hi, Rik >> >> I saw your presentation at last year 2013 kvm submit. >> (http://www.linux-kvm.org/wiki/images/2/27/Kvm-forum-2013-idle-latency.pdf). >> >> > You said there will have some patches later, but I didn't find them. >> Are you continuing to do the optimization work? Any updates? :-) > > I have gotten side-tracked by the automatic NUMA balancing work, > but Michael Tsirkin has been doing some work on reducing idle > latencies. > Michael, may I know your status of the work on reducing idle latencies? Many thanks. ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: status of reducing context switching overhead in KVM 2014-06-23 1:18 ` Xuekun Hu @ 2014-06-23 7:08 ` Michael S. Tsirkin 2014-06-23 7:08 ` Michael S. Tsirkin 0 siblings, 1 reply; 6+ messages in thread From: Michael S. Tsirkin @ 2014-06-23 7:08 UTC (permalink / raw) To: Xuekun Hu; +Cc: Rik van Riel, kvm On Mon, Jun 23, 2014 at 09:18:33AM +0800, Xuekun Hu wrote: > Thanks, Rik > > > On Sat, Jun 21, 2014 at 8:58 PM, Rik van Riel <riel@redhat.com> wrote: > > -----BEGIN PGP SIGNED MESSAGE----- > > Hash: SHA1 > > > > On 06/21/2014 04:55 AM, Xuekun Hu wrote: > >> Hi, Rik > >> > >> I saw your presentation at last year 2013 kvm submit. > >> (http://www.linux-kvm.org/wiki/images/2/27/Kvm-forum-2013-idle-latency.pdf). > >> > >> > > You said there will have some patches later, but I didn't find them. > >> Are you continuing to do the optimization work? Any updates? :-) > > > > I have gotten side-tracked by the automatic NUMA balancing work, > > but Michael Tsirkin has been doing some work on reducing idle > > latencies. > > > Michael, may I know your status of the work on reducing idle latencies? > Many thanks. I have a prototype - still working on it. Would you be interested in testing? -- MST ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: status of reducing context switching overhead in KVM 2014-06-23 7:08 ` Michael S. Tsirkin @ 2014-06-23 7:08 ` Michael S. Tsirkin 2014-06-23 7:54 ` Xuekun Hu 0 siblings, 1 reply; 6+ messages in thread From: Michael S. Tsirkin @ 2014-06-23 7:08 UTC (permalink / raw) To: Xuekun Hu; +Cc: Rik van Riel, kvm On Mon, Jun 23, 2014 at 10:08:02AM +0300, Michael S. Tsirkin wrote: > On Mon, Jun 23, 2014 at 09:18:33AM +0800, Xuekun Hu wrote: > > Thanks, Rik > > > > > > On Sat, Jun 21, 2014 at 8:58 PM, Rik van Riel <riel@redhat.com> wrote: > > > -----BEGIN PGP SIGNED MESSAGE----- > > > Hash: SHA1 > > > > > > On 06/21/2014 04:55 AM, Xuekun Hu wrote: > > >> Hi, Rik > > >> > > >> I saw your presentation at last year 2013 kvm submit. > > >> (http://www.linux-kvm.org/wiki/images/2/27/Kvm-forum-2013-idle-latency.pdf). > > >> > > >> > > > You said there will have some patches later, but I didn't find them. > > >> Are you continuing to do the optimization work? Any updates? :-) > > > > > > I have gotten side-tracked by the automatic NUMA balancing work, > > > but Michael Tsirkin has been doing some work on reducing idle > > > latencies. > > > > > Michael, may I know your status of the work on reducing idle latencies? > > Many thanks. > > I have a prototype - still working on it. > Would you be interested in testing? Pls note I was looking at a PV solution, so this is for linux guests only at this point. > -- > MST ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: status of reducing context switching overhead in KVM 2014-06-23 7:08 ` Michael S. Tsirkin @ 2014-06-23 7:54 ` Xuekun Hu 0 siblings, 0 replies; 6+ messages in thread From: Xuekun Hu @ 2014-06-23 7:54 UTC (permalink / raw) To: Michael S. Tsirkin; +Cc: Rik van Riel, kvm Yes, I would like to test. :-) On Mon, Jun 23, 2014 at 3:08 PM, Michael S. Tsirkin <mst@redhat.com> wrote: > On Mon, Jun 23, 2014 at 10:08:02AM +0300, Michael S. Tsirkin wrote: >> On Mon, Jun 23, 2014 at 09:18:33AM +0800, Xuekun Hu wrote: >> > Thanks, Rik >> > >> > >> > On Sat, Jun 21, 2014 at 8:58 PM, Rik van Riel <riel@redhat.com> wrote: >> > > -----BEGIN PGP SIGNED MESSAGE----- >> > > Hash: SHA1 >> > > >> > > On 06/21/2014 04:55 AM, Xuekun Hu wrote: >> > >> Hi, Rik >> > >> >> > >> I saw your presentation at last year 2013 kvm submit. >> > >> (http://www.linux-kvm.org/wiki/images/2/27/Kvm-forum-2013-idle-latency.pdf). >> > >> >> > >> >> > > You said there will have some patches later, but I didn't find them. >> > >> Are you continuing to do the optimization work? Any updates? :-) >> > > >> > > I have gotten side-tracked by the automatic NUMA balancing work, >> > > but Michael Tsirkin has been doing some work on reducing idle >> > > latencies. >> > > >> > Michael, may I know your status of the work on reducing idle latencies? >> > Many thanks. >> >> I have a prototype - still working on it. >> Would you be interested in testing? > > Pls note I was looking at a PV solution, so this is > for linux guests only at this point. > >> -- >> MST ^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2014-06-23 7:54 UTC | newest] Thread overview: 6+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2014-06-21 8:55 status of reducing context switching overhead in KVM Xuekun Hu 2014-06-21 12:58 ` Rik van Riel 2014-06-23 1:18 ` Xuekun Hu 2014-06-23 7:08 ` Michael S. Tsirkin 2014-06-23 7:08 ` Michael S. Tsirkin 2014-06-23 7:54 ` Xuekun Hu
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