From owner-freebsd-hackers Fri Oct 27 11:20:07 1995 Return-Path: owner-hackers Received: (from root@localhost) by freefall.freebsd.org (8.6.12/8.6.6) id LAA09819 for hackers-outgoing; Fri, 27 Oct 1995 11:20:07 -0700 Received: from eldorado.net-tel.co.uk (eldorado.net-tel.co.uk [193.122.171.253]) by freefall.freebsd.org (8.6.12/8.6.6) with ESMTP id LAA09809 for ; Fri, 27 Oct 1995 11:20:00 -0700 From: Andrew.Gordon@net-tel.co.uk Received: (from root@localhost) by eldorado.net-tel.co.uk (8.6.12/8.6.10) id TAA10672 for freebsd-hackers@freebsd.org; Fri, 27 Oct 1995 19:18:40 +0100 X400-Received: by mta "eldorado" in "/PRMD=net-tel/ADMD=gold 400/C=gb/"; Relayed; Fri, 27 Oct 95 19:15:08 +0100 X400-Received: by mta "net-tel cambridge" in "/PRMD=net-tel/ADMD=gold 400/C=gb/"; Relayed; Fri, 27 Oct 95 18:15:05 +0000 X400-Received: by "/PRMD=NET-TEL/ADMD=Gold 400/C=GB/"; Relayed; Fri, 27 Oct 95 18:15:05 +0000 X400-MTS-Identifier: ["/PRMD=NET-TEL/ADMD=Gold 400/C=GB/";hst:290-951027181505-7501] X400-Content-Type: P2-1984 (2) X400-Originator: Andrew.Gordon@net-tel.co.uk Original-Encoded-Information-Types: IA5-Text X400-Recipients: freebsd-hackers@freebsd.org Date: Fri, 27 Oct 95 18:15:05 +0000 Message-Id: <"MAC-951027181449-3B5E*/G=Andrew/S=Gordon/O=NET-TEL Computer Systems Ltd/PRMD=NET-TEL/ADMD=Gold 400/C=GB/"@MHS> To: freebsd-hackers@freebsd.org Sender: owner-hackers@freebsd.org Precedence: bulk >>BTW ttcp on freebsd on 100BT interfaces (SMC) is at about 56 Mhz. These >>are neptune, i understand triton would be better. > > Yes, Triton works *much* better. You should be able to get full 100Mbit >performance using a pair of 133Mhz Triton-based machines - I can tell you that >I get nearly 80Mbits when doing TCP from a 90Mhz Triton machine. The pipeline >burst cache also makes a tremendous difference, BTW... But not if you are unfortunate enough to have your Triton chipset installed in an Intel Zappa motherboard.... With the SMC card set to 100Mb/sec, so many packets get dropped that the throughput is less than 10Mb/sec. When set to 10Mb/sec mode they work normally. Andrew [whose network is still running at 10Mb/sec :-( ].