From owner-cvs-src Thu Mar 6 9:21:55 2003 Delivered-To: cvs-src@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 3A06737B401; Thu, 6 Mar 2003 09:21:53 -0800 (PST) Received: from is2.mh.itc.u-tokyo.ac.jp (is2.mh.itc.u-tokyo.ac.jp [133.11.205.12]) by mx1.FreeBSD.org (Postfix) with ESMTP id B225543F93; Thu, 6 Mar 2003 09:21:51 -0800 (PST) (envelope-from simokawa@sat.t.u-tokyo.ac.jp) Received: from is2.mh.itc.u-tokyo.ac.jp (is2.mh.itc.u-tokyo.ac.jp [127.0.0.1]) by is2.mh.itc.u-tokyo.ac.jp (Postfix) with ESMTP id 8F28437811A; Fri, 7 Mar 2003 02:21:50 +0900 (JST) Received: from mailhosting.itc.u-tokyo.ac.jp (IDENT:mirapoint@mailhosting.itc.u-tokyo.ac.jp [133.11.205.3]) by is2.mh.itc.u-tokyo.ac.jp (8.12.8/8.11.3) with ESMTP id h26HLoJQ016380; Fri, 7 Mar 2003 02:21:50 +0900 Received: from ett.sat.t.u-tokyo.ac.jp (ett.sat.t.u-tokyo.ac.jp [133.11.135.3]) by mailhosting.itc.u-tokyo.ac.jp (Mirapoint Messaging Server MOS 2.9.3.2) with ESMTP id AIA68705; Fri, 7 Mar 2003 02:21:50 +0900 (JST) Date: Fri, 07 Mar 2003 02:21:50 +0900 Message-ID: From: Hidetoshi Shimokawa To: Andrew Gallatin Cc: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/dev/firewire firewire.c firewire.h firewirereg.h fwdev.c fwohci.c if_fwe.c if_fwevar.h In-Reply-To: <15975.32565.418398.641886@grasshopper.cs.duke.edu> References: <200303060506.h2656iVe047820@repoman.freebsd.org> <15975.32565.418398.641886@grasshopper.cs.duke.edu> User-Agent: Wanderlust/2.11.0 (Wonderwall) REMI/1.14.3 (Matsudai) FLIM/1.14.3 (=?ISO-8859-1?Q?Unebigory=F2mae?=) APEL/10.3 MULE XEmacs/21.4 (patch 8) (Honest Recruiter) (i386--freebsd) X-Face: OE([KxWyJI0r[R~S/>7ia}SJ)i%a,$-9%7{*yihQk|]gl}2p#"oXmX/fT}Bn7: #j7i14gu$jgR\S*&C3R/pJX List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG At Thu, 6 Mar 2003 12:02:45 -0500 (EST), Andrew Gallatin wrote: > Just out of curiousity, what sort of TCP bandwidth do you see with > ethernet-over-firewire as measured by netperf or netpipe? I have only tcpblast and spray number now. If you want to know the number of netperf or netpipe, I'll try tomorrow. # ifconfig fwe0 fwe0: flags=8943 mtu 1500 inet 10.1.1.1 netmask 0xff000000 broadcast 10.255.255.255 inet6 fe80::c0:d0ff:fef7:6de4%fwe0 prefixlen 64 scopeid 0x6 ether 02:c0:d0:f7:6d:e4 ch 1 dma 0 # tcpblast 10.1.1.2 9000| tail -1 Throughput = 211862.1 kbit/s = 26482758.6 kByte/s = 25.9 MByte/s # spray -l 1460 -c 600 10.1.1.2 sending 600 packets of lnth 1462 to 10.1.1.2 ... in 0.03 seconds elapsed time no packets dropped Sent: 21577 packets/sec, 30805.5K bytes/sec Rcvd: 21577 packets/sec, 30805.5K bytes/sec If you are interested in fast data transfer, you should use asynchronous request directly as SBP2. # dd if=/dev/da0 of=/dev/null bs=1m count=100 100+0 records in 100+0 records out 104857600 bytes transferred in 3.231715 secs (32446425 bytes/sec) /\ Hidetoshi Shimokawa \/ simokawa@sat.t.u-tokyo.ac.jp PGP public key: http://www.sat.t.u-tokyo.ac.jp/~simokawa/pgp.html To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-src" in the body of the message