From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: Re: [PATCH net-next v3] Add Common Applications Kept Enhanced (cake) qdisc Date: Wed, 25 Apr 2018 08:51:32 -0700 Message-ID: <6bc11ded-028f-6c8f-964e-a569b4e10813@gmail.com> References: <20180425134249.21300-1-toke@toke.dk> <878t9b5n0q.fsf@toke.dk> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Cc: cake@lists.bufferbloat.net, Dave Taht To: =?UTF-8?Q?Toke_H=c3=b8iland-J=c3=b8rgensen?= , Eric Dumazet , netdev@vger.kernel.org Return-path: Received: from mail-pf0-f176.google.com ([209.85.192.176]:43465 "EHLO mail-pf0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755485AbeDYPve (ORCPT ); Wed, 25 Apr 2018 11:51:34 -0400 Received: by mail-pf0-f176.google.com with SMTP id j11so15575088pff.10 for ; Wed, 25 Apr 2018 08:51:33 -0700 (PDT) In-Reply-To: <878t9b5n0q.fsf@toke.dk> Content-Language: en-US Sender: netdev-owner@vger.kernel.org List-ID: On 04/25/2018 08:22 AM, Toke Høiland-Jørgensen wrote: > Eric Dumazet writes: >> What performance number do you get on a 10Gbit NIC for example ? > > Single-flow throughput through 2 hops on a 40Gbit connection (with CAKE > in unlimited mode vs pfifo_fast on the router): > > MIGRATED TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to testbed-40g-2 () port 0 AF_INET : demo > Recv Send Send > Socket Socket Message Elapsed > Size Size Size Time Throughput > bytes bytes bytes secs. 10^6bits/sec > > 87380 16384 16384 10.00 18840.40 > > MIGRATED TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to testbed-40g-2 () port 0 AF_INET : demo > Recv Send Send > Socket Socket Message Elapsed > Size Size Size Time Throughput > bytes bytes bytes secs. 10^6bits/sec > > 87380 16384 16384 10.00 24804.77 CPU performance would be interesting here. (netperf -Cc)