Messages in this thread |  | | From | David Lang <> | Date | Fri, 1 Dec 2000 13:20:03 -0800 (PST) | Subject | Re: high load & poor interactivity on fast thread creation |
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I don't have really good numbers for either, but I can say that I was really impressed with this firewall yesterday. there were other problems in the system that caused things to clog up, but a 2.4 AMD950 PC133 ram system was useable (slow, but useable) with 4000+ processes and a loadave of > 300
David Lang
On Fri, 1 Dec 2000, Arnaud Installe wrote:
> Date: Fri, 1 Dec 2000 10:47:45 +0100 > From: Arnaud Installe <ainstalle@filepool.com> > To: David Lang <david.lang@digitalinsight.com> > Cc: linux-kernel@vger.kernel.org > Subject: Re: high load & poor interactivity on fast thread creation > > On Thu, Nov 30, 2000 at 03:00:10PM -0800, David Lang wrote: > > try the 2.4 test kernels. I had a situation of poor performance with lots > > of processes and saw a dramatic improvement with the 2.4 kernel. > > So what load average should I expect Linux versions 2.2 and 2.4 to perform > well under ? I'm wondering what would be the best way to solve this > problem: limit the number of processes created during a certain time span; > check if the load average isn't too high before creating a new thread (and > go to sleep if it isn't); or something else ? > > Thanks very much BTW ! The list has always been very helpful. :-) > > Arnaud > > > > When creating a lot of Java threads per second linux slows down to a > > > crawl. I don't think this happens on NT, probably because NT doesn't > > > create new threads as fast as Linux does. > > > > > > Is there a way (setting ?) to solve this problem ? Rate-limit the number > > > of threads created ? The problem occurred on linux 2.2, IBM Java 1.1.8. > > -- > Arnaud Installe <ainstalle@filepool.com> > > Man has never reconciled himself to the ten commandments. > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > Please read the FAQ at http://www.tux.org/lkml/ > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/
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