Messages in this thread | | | From | Con Kolivas <> | Subject | Re: Bad interactivity with 2.6-test9 | Date | Tue, 18 Nov 2003 07:06:58 +1100 |
| |
On Tue, 18 Nov 2003 07:03 am, Stan Bubrouski wrote: > On Mon, 2003-11-17 at 13:54, Rik van Riel wrote: > > On Sun, 16 Nov 2003, Stan Bubrouski wrote: > > > When I start watching a video under mplayer and have something like > > > spamassassin doing a sa-learn in an x-term if I start the sa-learn > > > before mplayer and then play a video, the sa-learn makes no progress > > > until I switch away from mplayer (playing full screen). After which > > > sa-learn continues to filter through messages much faster, and even > > > while mplayer is going is still progressing much faster than before I > > > switched away from mplayer the first time. > > > > > > Very odd. Con anyone ideas? > > > > Looks like scheduler starvation. Con ? > > Seems like it. I'll do some testing later to see exactly how > consistently I can reproduce this. I have noticed this numerous times > all with -test9.
Usual checks. See if it happened with test6,7,8 as well as 9. Do `vmstat 1' output to file and `top -d 1' output to file. They can tell if it's a dynamic priority related scheduler starvation issue.
Con
- 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/
| |