Messages in this thread | | | Date | Mon, 10 Mar 2003 02:21:00 -0800 | From | William Lee Irwin III <> | Subject | Re: 2.5.64-mm2->4 hangs on contest |
| |
At 08:12 PM 3/10/2003 +1100, Con Kolivas wrote: >> Contest uses a modified process load from irman so it exhibits similar >> behaviour. Not sure what +12 actually tells me though :-(
On Mon, Mar 10, 2003 at 11:05:25AM +0100, Mike Galbraith wrote: > Aha! No wonder your symptoms look so similar. +12 is just a magic number > that works... found by trusty old trial and error method. What I wanted to > see was if your hang would also go away with the same magic number, or if > renicing with any value helped you at all.
At 08:12 PM 3/10/2003 +1100, Con Kolivas wrote: >> My simplistic understanding is that the pipe task in process_load gets >> constantly elevated as "interactive" by the new scheduler, and nothing else >> ever happens.
On Mon, Mar 10, 2003 at 11:05:25AM +0100, Mike Galbraith wrote: > Appears so. I can make it "work" by doing a dinky (butt ugly:) tweak in > activate_task().
IMHO directed yields should attempt to prevent priority inversion but not elevate priorities otherwise. I'd bug mingo about it.
-- wli - 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/
| |