Messages in this thread | | | Subject | Re: interactive task starvation | From | Mike Galbraith <> | Date | Tue, 21 Mar 2006 15:28:59 +0100 |
| |
On Wed, 2006-03-22 at 01:19 +1100, Con Kolivas wrote: > On Wednesday 22 March 2006 01:17, Mike Galbraith wrote: > > On Wed, 2006-03-22 at 00:53 +1100, Con Kolivas wrote: > > > The yardstick for changes is now the speed of 'ls' scrolling in the > > > console. Where exactly are those extra cycles going I wonder? Do you > > > think the scheduler somehow makes the cpu idle doing nothing in that > > > timespace? Clearly that's not true, and userspace is making something > > > spin unnecessarily, but we're gonna fix that by modifying the > > > scheduler.... sigh > > > > *Blink* > > > > Are you having a bad hair day?? > > My hair is approximately 3mm long so it's kinda hard for that to happen. > > What you're fixing with unfairness is worth pursuing. The 'ls' issue just > blows my mind though for reasons I've just said. Where are the magic cycles > going when nothing else is running that make it take ten times longer?
What I was talking about when I mentioned scrolling was rendering.
-Mike
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |