Messages in this thread | | | Date | Mon, 28 Feb 2005 01:29:59 +0100 | From | Christian Schmid <> | Subject | Re: Slowdown on high-load machines with 3000 sockets |
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I already tried with 300 KB and even used a perl-hash as a horrible-slow buffer for a readahead-replacement. It still slowed down on the syswrite to the socket. Thats the strange thing.
Rik van Riel wrote: > On Mon, 28 Feb 2005, Christian Schmid wrote: > > >>No i am only using 4 tasks with Poll-API and non-blocking sockets. Every >>socket gets a 1 MB read-ahead. This are 4000 MB Max on a 8 GB machine.... >>Shouldnt thrash. > > > If nothing else on the system uses any memory, and there > were no memory zones and no division into active and > inactive memory. > > You may want to try a smaller readahead window and see if > your system still has trouble with the load. > - 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/
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