Date: Thu, 27 Jun 2002 09:08:11 -0700 (PDT) From: Patrick Thomas <root@utility.clubscholarship.com> To: Alfred Perlstein <bright@mu.org> Cc: Mike Silbersack <silby@silby.com>, <freebsd-net@freebsd.org> Subject: Re: tune down recvspace for this ? Message-ID: <20020627090636.R68572-100000@utility.clubscholarship.com> In-Reply-To: <20020627160722.GK18877@elvis.mu.org>
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two followups: 1) is the tcp.recvspace an immediate tunable, or to get best results should I set it in rc.local ? 2) when you say raise nmbclusters "in his config", may I assume you men my kernel config - mine is at the default - do you have a suggestion for the new setting ? thanks, PT On Thu, 27 Jun 2002, Alfred Perlstein wrote: > * Mike Silbersack <silby@silby.com> [020627 05:10] wrote: > > > > On Thu, 27 Jun 2002, Patrick Thomas wrote: > > > > > 99/10208/34816 mbufs in use (current/peak/max): > > > > > > Would changing net.inet.tcp.recvspace down to 32768 (default is 65536) be > > > a wise thing to do ? > > > > > > Or are there other better suggestions ? > > > > > > thanks, > > > > > > PT > > > > Actually, you usually use most of your mbuf (clusters) for sending, not > > receiving. Hence, sendspace is what you may wish to kick down in order to > > reduce usage. > > True, but it looks like he could raise nmbclusters in his config intead > of throttling. > > -- > -Alfred Perlstein [alfred@freebsd.org] > 'Instead of asking why a piece of software is using "1970s technology," > start asking why software is ignoring 30 years of accumulated wisdom.' > Tax deductible donations for FreeBSD: http://www.freebsdfoundation.org/ > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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