Date: Sun, 5 Nov 2000 20:01:03 -0600 (CST) From: Mike Silbersack <silby@silby.com> To: Kris Kennaway <kris@FreeBSD.ORG> Cc: "Richard A. Steenbergen" <ras@e-gerbil.net>, David Greenman <dg@root.com>, freebsd-net@FreeBSD.ORG Subject: Re: tcp sendspace/recvspace Message-ID: <Pine.BSF.4.21.0011051959580.40245-100000@achilles.silby.com> In-Reply-To: <20001105175722.A8886@citusc17.usc.edu>
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On Sun, 5 Nov 2000, Kris Kennaway wrote: > Perhaps it was a bug, but I used to see e.g. FTP transfers which were > running at full speed totally monopolizing my modem bandwidth (then a > 14.4k), and other sessions not being able to receive their "fair > share". Tweaking net.inet.tcp.recvspace to give only a second or two > worth of data transfer reduced the latency to acceptable levels. > > Maybe this has been fixed by now - I haven't noticed it since I > upgraded to a 56k modem. I'll try increasing my system to 32768 > and see if it has any effect. > > Kris Isn't that more related to the length of the interface queue for PPP? I think Archie tweaked it (or was going to) when he changed how packets overflowing the queue are handled. Mike "Silby" Silbersack To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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