Messages in this thread | | | Date | Mon, 4 Jun 2007 13:42:24 -0500 | From | Matt Mackall <> | Subject | Re: Interesting interaction between lguest and CFS |
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On Mon, Jun 04, 2007 at 08:11:51PM +0200, Ingo Molnar wrote: > > * Matt Mackall <mpm@selenic.com> wrote: > > > With 2.6.22-rc3-mm1, I've got a long-running video transcoding going > > on. In other windows, I'm compiling, reading email, etc. with no > > noticeable problems. > > > > If I fire up lguest and leave it sitting at a shell prompt for a > > couple moments, when I return to type something at the prompt, it can > > take 2-3 seconds for my input to echo. Once it starts responding, > > typing latency disappears. Suspend the other app and the latency > > disappears. > > btw., does this only happen with lguest, or with other idle shells too?
Only noticed with lguest.
> perhaps lguest does something unusual when it idles? Does it fiddle > sched_clock() in any way?
In the host? That'd be weird.
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