From owner-freebsd-hackers Wed Aug 25 15: 8:47 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from xylan.com (postal.xylan.com [208.8.0.248]) by hub.freebsd.org (Postfix) with ESMTP id B504615364 for ; Wed, 25 Aug 1999 15:08:43 -0700 (PDT) (envelope-from wes@softweyr.com) Received: from mailhub.xylan.com by xylan.com (8.8.7/SMI-SVR4 (xylan-mgw 2.2 [OUT])) id PAA20483; Wed, 25 Aug 1999 15:08:09 -0700 (PDT) Received: from utah.XYLAN.COM by mailhub.xylan.com (SMI-8.6/SMI-SVR4 (mailhub 2.1 [HUB])) id PAA19237; Wed, 25 Aug 1999 15:00:33 -0700 Received: from softweyr.com by utah.XYLAN.COM (SMI-8.6/SMI-SVR4 (xylan utah [SPOOL])) id QAA18258; Wed, 25 Aug 1999 16:08:07 -0600 Message-ID: <37C46946.BDCE9B5@softweyr.com> Date: Wed, 25 Aug 1999 16:08:06 -0600 From: Wes Peters Organization: Softweyr LLC X-Mailer: Mozilla 4.5 [en] (X11; U; FreeBSD 3.1-RELEASE i386) X-Accept-Language: en MIME-Version: 1.0 To: wayne@crb-web.com Cc: FreeBSD Hackers List Subject: Re: yea TCP_NODELAY Re: network performance vs. linux on small transfers References: Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Wayne Cuddy wrote: > > Ok, if you suggested the TCP_NODELAY option you were right. Once we set this > FreeBSD sent 25 msgs/second, Linux did 22 msgs/second and HPSUX did 15 > msgs/second. (we TCP_NODELAY on all platforms) > > Is the Linux Nangle algo broken/different? It can be turned off by default, if ipv4 is compiled with CONFIG_TCP_NAGLE_OFF. Have you checked to see if this is the case on your system? -- "Where am I, and what am I doing in this handbasket?" Wes Peters Softweyr LLC http://softweyr.com/ wes@softweyr.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message