From owner-freebsd-net@FreeBSD.ORG Mon May 20 12:29:09 2013 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.FreeBSD.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id 6AB943D9 for ; Mon, 20 May 2013 12:29:09 +0000 (UTC) (envelope-from micchie@sfc.wide.ad.jp) Received: from mail.sfc.wide.ad.jp (ns.sfc.wide.ad.jp [IPv6:2001:200:0:8803:203:178:142:143]) by mx1.freebsd.org (Postfix) with ESMTP id 3EC76617 for ; Mon, 20 May 2013 12:29:09 +0000 (UTC) Received: from epi.lan (prova.iet.unipi.it [131.114.58.86]) by mail.sfc.wide.ad.jp (Postfix) with ESMTPSA id 7FF1D2780B1; Mon, 20 May 2013 21:29:05 +0900 (JST) Subject: Re: netmap bridge can tranmit big packet in line rate ? Mime-Version: 1.0 (Apple Message framework v1283) Content-Type: text/plain; charset=us-ascii From: Michio Honda In-Reply-To: <1369036008085-5813346.post@n5.nabble.com> Date: Mon, 20 May 2013 14:29:00 +0200 Content-Transfer-Encoding: quoted-printable Message-Id: <2F381156-B29B-4ED9-B7C4-CC1C629ABF6A@sfc.wide.ad.jp> References: <1369036008085-5813346.post@n5.nabble.com> To: liujie X-Mailer: Apple Mail (2.1283) Cc: freebsd-net@freebsd.org X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 20 May 2013 12:29:09 -0000 I'm running the same experiments, but I see the line rate with any = packet size. Can you tell me your hardware setup and packet forwarding rates you = observed? Cheers, - Michio On May 20, 2013, at 9:46 AM, liujie wrote: > I tried netmap bridge to transmit 64-byte packets , the performance is = well > almost line rate.but when we increase the packet size, to performance > dropped rapiddly, anyone have tried this situation ? or can we tune = some > parameters to improve the performance ? > thanks. >=20 >=20 >=20 > -- > View this message in context: = http://freebsd.1045724.n5.nabble.com/netmap-bridge-can-tranmit-big-packet-= in-line-rate-tp5813346.html > Sent from the freebsd-net mailing list archive at Nabble.com. > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >=20