Date: Mon, 20 Dec 1999 09:15:37 +0800 From: Peter Wemm <peter@netplex.com.au> To: Tony Finch <dot@dotat.at> Cc: hackers@freebsd.org, jkh@freebsd.org Subject: Re: Practical limit for number of TCP connections? Message-ID: <19991220011537.52D151CCF@overcee.netplex.com.au> In-Reply-To: Message from Tony Finch <dot@dotat.at> of "Sun, 19 Dec 1999 23:55:22 GMT." <E11zqAc-000Lbt-00@fanf.eng.demon.net>
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Tony Finch wrote: > Peter Wemm <peter@netplex.com.au> wrote: > > > >I'm aware of boxes having been tested to ~100,000 connections if my memory > >serves correctly. I know there were problems going over 64k connections at > >one point due to a 16 bit reference counter in the routes. > > The fix for this hasn't been MFCed yet (rev 1.30 of sys/net/route.h). > A related problem with the ifa_refcnt field has been fixed. eep.. I thought this was all done for 3.4.. ouch.. On the other hand, to run that many connections generally requires the tcp timer enhancements or it spends a lot of time doing list processing. Cheers, -Peter -- Peter Wemm - peter@FreeBSD.org; peter@yahoo-inc.com; peter@netplex.com.au To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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