From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: Re: [BUG,REGRESSION?] 3.11.6+,3.12: GbE iface rate drops to few KB/s Date: Tue, 19 Nov 2013 16:08:49 -0800 Message-ID: <1384906129.8604.132.camel@edumazet-glaptop2.roam.corp.google.com> References: <87a9hagex1.fsf@natisbad.org> <20131112100126.GB23981@1wt.eu> <87vbzxd473.fsf@natisbad.org> <20131113072257.GB10591@1wt.eu> <20131117141940.GA18569@1wt.eu> <1384710098.8604.58.camel@edumazet-glaptop2.roam.corp.google.com> <87li0kkhzx.fsf@natisbad.org> <1384869194.8604.92.camel@edumazet-glaptop2.roam.corp.google.com> <20131119174323.GH913@1wt.eu> <1384885910.8604.110.camel@edumazet-glaptop2.roam.corp.google.com> <20131119184121.GN913@1wt.eu> <874n780wzc.fsf@natisbad.org> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: Willy Tarreau , Thomas Petazzoni , Florian Fainelli , simon.guinot@sequanux.org, netdev@vger.kernel.org, edumazet@google.com, Cong Wang , linux-arm-kernel@lists.infradead.org To: Arnaud Ebalard Return-path: Received: from mail-yh0-f47.google.com ([209.85.213.47]:62406 "EHLO mail-yh0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753384Ab3KTAIx (ORCPT ); Tue, 19 Nov 2013 19:08:53 -0500 Received: by mail-yh0-f47.google.com with SMTP id 29so1683531yhl.20 for ; Tue, 19 Nov 2013 16:08:52 -0800 (PST) In-Reply-To: <874n780wzc.fsf@natisbad.org> Sender: netdev-owner@vger.kernel.org List-ID: On Wed, 2013-11-20 at 00:53 +0100, Arnaud Ebalard wrote: > Anyway, I think if the thread keeps going on improving mvneta, I'll do > all additional tests from RAM and will stop polluting netdev w/ possible > sata/disk/fs issues. ;) Alternative would be to use netperf or iperf to not use disk at all and focus on TCP/network issues only. Thanks !