From owner-freebsd-hackers Fri Dec 28 14:46: 7 2001 Delivered-To: freebsd-hackers@freebsd.org Received: from niwun.pair.com (niwun.pair.com [209.68.2.70]) by hub.freebsd.org (Postfix) with SMTP id D8EEB37B41E for ; Fri, 28 Dec 2001 14:46:04 -0800 (PST) Received: (qmail 5845 invoked by uid 3193); 28 Dec 2001 22:46:04 -0000 Received: from localhost (sendmail-bs@127.0.0.1) by localhost with SMTP; 28 Dec 2001 22:46:04 -0000 Date: Fri, 28 Dec 2001 17:46:04 -0500 (EST) From: Mike Silbersack X-Sender: To: Josef Karthauser Cc: Tomas Svensson , Subject: Re: FreeBSD performing worse than Linux? In-Reply-To: <20011228223754.E1238@tao.org.uk> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Fri, 28 Dec 2001, Josef Karthauser wrote: > On Fri, Dec 28, 2001 at 05:36:22PM -0500, Mike Silbersack wrote: > > > > I'd have to agree. I just recompiled libssh / sshd so that NODELAY would > > not be set in any case, and ls acts a lot more nicely over a modem link. > > (2 large updates, rather than lots of tiny ones.) I'm not sure that we're > > seeing any actual bug in the tcp stack here as much as the effect of > > packet loss and tinygrams. > > > > Packet loss is, or should be, next to zero as both machines are on > an uncongested 10base ether on my local network. > > Joe Well, should != is. Look at the packet trace, a couple of packets clearly get dropped. Mike "Silby" Silbersack To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message