From owner-freebsd-hackers Wed Apr 3 10:36:50 1996 Return-Path: owner-hackers Received: (from root@localhost) by freefall.freebsd.org (8.7.3/8.7.3) id KAA13850 for hackers-outgoing; Wed, 3 Apr 1996 10:36:50 -0800 (PST) Received: from rah.star-gate.com (rah.star-gate.com [204.188.121.18]) by freefall.freebsd.org (8.7.3/8.7.3) with SMTP id KAA13845 for ; Wed, 3 Apr 1996 10:36:48 -0800 (PST) Received: from rah (rah.star-gate.com [204.188.121.18]) by rah.star-gate.com (8.6.12/8.6.12) with SMTP id KAA01503 for ; Wed, 3 Apr 1996 10:35:26 -0800 Message-ID: <3162C4ED.794BDF32@rah.star-gate.com> Date: Wed, 03 Apr 1996 10:35:25 -0800 From: "Amancio Hasty, Jr." X-Mailer: Mozilla 3.0b2 (X11; I; FreeBSD 2.1-STABLE i386) MIME-Version: 1.0 To: hackers@freebsd.org Subject: Freebsd Vs. Linux Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-hackers@freebsd.org X-Loop: FreeBSD.org Precedence: bulk Karen Jefferson x2857 wrote: > > We are in the midst of a development project which uses alot of UDP > and serial communications. > > Although our preference had been to use FreeBSD, the UDP > performance was terrible (200 Kbps over Ethernet), and we > kept getting ENOBUF errors which makes FreeBSD an unacceptable choice. > Our previous posts for possible parameters to tune didn't > turn up anything helpful, and messages to freebsd.org haven't been > answered yet. > > The TCP performance was the same for both Linux and FreeBSD, and UDP > testing on all other platforms in our facility proved okay for Solaris, > SunOS, & SCO. > > Is there anything we can do to improve the UDP performance of FreeBSD? > Why does it care about buffering for UDP? Please respond via email > to tjeffers@nastg.gsfc.nasa.gov. Thanks. -- Amancio Hasty Hasty Software Consulting Services Tel: 415-495-3046 Fax: 415-495-3046 Cellular: 415-309-8434 e-mail: hasty@star-gate.com Powered by FreeBSD