Date: Sat, 29 Dec 2001 18:07:47 +0000 From: Josef Karthauser <joe@tao.org.uk> To: Mike Silbersack <silby@silby.com> Cc: Tomas Svensson <tsn@gbdev.net>, freebsd-hackers@FreeBSD.ORG Subject: Re: FreeBSD performing worse than Linux? Message-ID: <20011229180747.A68666@tao.org.uk> In-Reply-To: <Pine.BSF.4.30.0112291247210.1093-100000@niwun.pair.com>; from silby@silby.com on Sat, Dec 29, 2001 at 12:49:02PM -0500 References: <20011229174133.A98245@tao.org.uk> <Pine.BSF.4.30.0112291247210.1093-100000@niwun.pair.com>
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--Q68bSM7Ycu6FN28Q Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Dec 29, 2001 at 12:49:02PM -0500, Mike Silbersack wrote: > > > You are right that switching TCP_NODELAY off does fix it, but it's not > > caused by congestion I can assure you. > >=20 > Whether the packet loss is random or not, there is packet loss occuring. > What's the exact network setup between the two machines? Perhaps it's a > collision occuring each time. genius(laptop)/aue0 usb ethernet. (-current) | 10 base half duplex hub | 10 base half duplex hub | transwarp(dual processor server)/fxp0 onboard ethernet. (-stable). =20 > I guess you could try running netstat -i on each computer before and after > to see if you can see the problem occur at that layer. I wish that I had an ether-crosser cable so I could plug the two machines directly together. I've had this problem for several weeks now. I would imagine that it would be slightly random if it was the network infrastructure, but it's not. Joe --Q68bSM7Ycu6FN28Q Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.6 (FreeBSD) Comment: For info see http://www.gnupg.org iEYEARECAAYFAjwuBnIACgkQXVIcjOaxUBb4LgCfd/AJf6vRj31qMQ1G4KJAZWmc 31sAoMGaLOrpZutmU2UXbLYCCScjIxkl =CBth -----END PGP SIGNATURE----- --Q68bSM7Ycu6FN28Q-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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