From owner-freebsd-questions Fri Feb 10 12:18:13 1995 Return-Path: questions-owner Received: (from root@localhost) by freefall.cdrom.com (8.6.9/8.6.6) id MAA05584 for questions-outgoing; Fri, 10 Feb 1995 12:18:13 -0800 Received: from kryten.atinc.com (kryten.atinc.com [198.138.38.7]) by freefall.cdrom.com (8.6.9/8.6.6) with ESMTP id MAA05578 for ; Fri, 10 Feb 1995 12:18:07 -0800 Received: (jmb@localhost) by kryten.atinc.com (8.6.9/8.3) id PAA21898; Fri, 10 Feb 1995 15:14:07 -0500 Date: Fri, 10 Feb 1995 15:14:06 -0500 (EST) From: "Jonathan M. Bresler" Subject: Re: enet throughput To: John Hay cc: Ron Minnich , freebsd-questions@FreeBSD.org In-Reply-To: <199502100401.GAA16155@dolphin.mikom.csir.co.za> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: questions-owner@FreeBSD.org Precedence: bulk On Fri, 10 Feb 1995, John Hay wrote: > I think the Ethernet performance also depend on the type of card, I use > mostly SMC Elite Ultra cards and I get ~1088kbytes/second on 66MHz 486s. > That is using FreeBSD 1.1.5 or 2.X and the ttcp test program. > > I have a notebook, (33 MHz 486, FBSD 2.0) that use a 3C509 and the > performance is bad. > > John Hay -- jhay@mikom.csir.co.za > > > > freebsd enet performance doesn't look too good down here. > > from freebsd -> irix i see 700 kbytes/sec. This is using 3c509s, isa bus, > > p90 systems, the 12/22/94 snap. > > > > from freebsd -> freebsd i see 200 kbytes/second. Linux on similar boxes, > > same cards, sees 980 according to a friend. karma: 486dx66 1.1.5.1 3c509 isa 10baseT kauai: 486dx50 2.0R 3c509 isa 10baseT runs between 4000 kbits and 6000 kbits karma -> kauai: kauai jmb [10] !! ./a.out -r -s ttcp-r: nbuf=1024, buflen=1024, port=2000 ttcp-r: socket ttcp-r: accept ttcp-r: -1.9user 1.0sys 0:01real 55% 15i+179d 236maxrss 0+1pf 171+14csw ttcp-r: 1048576 bytes processed ttcp-r: 1.06594 CPU sec = 960.655 KB/cpu sec, 7685.24 Kbits/cpu sec ttcp-r: 1.8934 real sec = 540.825 KB/real sec, 4326.6 Kbits/sec karma:jmb [141] !. ./a.out -t -s kauai.atinc.com ttcp-t: nbuf=1024, buflen=1024, port=2000 ttcp-t: socket ttcp-t: connect ttcp-t: 0.0user 0.3sys 0:01real 19% 12i+148d 192maxrss 0+1pf 248+5csw ttcp-t: 1048576 bytes processed ttcp-t: 0.36 CPU sec = 2844.44 KB/cpu sec, 22755.6 Kbits/cpu sec ttcp-t: 1.8059 real sec = 567.032 KB/real sec, 4536.25 Kbits/sec kauai -> karma: karma:jmb [142] ./a.out -r -s ttcp-r: nbuf=1024, buflen=1024, port=2000 ttcp-r: socket ttcp-r: accept ttcp-r: 0.0user 0.1sys 0:01real 11% 12i+136d 184maxrss 0+1pf 704+8csw ttcp-r: 1048576 bytes processed ttcp-r: 0.15 CPU sec = 6826.67 KB/cpu sec, 54613.3 Kbits/cpu sec ttcp-r: 1.34201 real sec = 763.035 KB/real sec, 6104.28 Kbits/sec kauai jmb [11] ./a.out -t -s karma.atinc.com ttcp-t: nbuf=1024, buflen=1024, port=2000 ttcp-t: socket ttcp-t: connect ttcp-t: 0.0user 1.1sys 0:01real 87% 15i+189d 252maxrss 0+1pf 73+13csw ttcp-t: 1048576 bytes processed ttcp-t: 1.18089 CPU sec = 867.143 KB/cpu sec, 6937.14 Kbits/cpu sec ttcp-t: 1.34684 real sec = 760.3 KB/real sec, 6082.4 Kbits/sec Jonathan M. Bresler jmb@kryten.atinc.com | Analysis & Technology, Inc. | 2341 Jeff Davis Hwy play go. | Arlington, VA 22202 ride bike. hack FreeBSD.--ah the good life | 703-418-2800 x346