Messages in this thread |  | | Subject | Re: 2.4.17 absurd number of context switches | Date | Fri, 28 Dec 2001 17:37:01 +0000 (GMT) | From | Alan Cox <> |
| |
> > The scheduler is _good_ at the three process case. Run some straces it looks > > more like postgres is doing wacky yield based locks. > > The scheduler that Linus merged in 2.5.2-pre3 will solve the problem.
Looking at the postgres traces here it wont make any difference at all. Not one iota. If I am reading it right I have processes each going yield, yield, yield... so the kernel does just that (and indeed posix semantics require that behaviour).
Alan - 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/
|  |