From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-bk0-f43.google.com (mail-bk0-f43.google.com [209.85.214.43]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority" (verified OK)) by huchra.bufferbloat.net (Postfix) with ESMTPS id 5ADC121F0B9 for ; Thu, 12 Jul 2012 00:51:32 -0700 (PDT) Received: by bkty15 with SMTP id y15so3029070bkt.16 for ; Thu, 12 Jul 2012 00:51:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=subject:from:to:cc:in-reply-to:references:content-type:date :message-id:mime-version:x-mailer:content-transfer-encoding; bh=NDx7+8X4gKPW+HvM0G3QN4L17DRkoQjsBRBtwD2XMYg=; b=TDSSNyc3psuWnT2HxXacnUaUUHWPXh1cbX6FDSuOHzU9hP7Z7Mz36fuRm9t5TYIv9q b90gnjrnIhWlALgldwdnCY1U3+Y3/5+/maWNrAbCfuv+G1b+YhsNQFcSSS9itq9/pKMh 6/7VX5SO3mUxYQxpckjf0gT5Dt3sE2kH7eTst2tH5lZ0DSVv0gkPcXRuCky7cb+SYwTo 43MiUiKvC2OMKW9B87kHnC/EW7Vc/eqmfqobyFsySA5h7KjGhi6/NurQUUpjLSbPS5nj MmbaIl51FsVigrr1jCiTybiKWwIiWB3EMM6sR29d+JQvHqMmMVXNzTTfyiquELVB+9d+ DRxw== Received: by 10.205.139.6 with SMTP id iu6mr22612097bkc.20.1342079490150; Thu, 12 Jul 2012 00:51:30 -0700 (PDT) Received: from [172.28.88.151] ([74.125.122.49]) by mx.google.com with ESMTPS id y20sm2309442bkv.11.2012.07.12.00.51.28 (version=SSLv3 cipher=OTHER); Thu, 12 Jul 2012 00:51:29 -0700 (PDT) From: Eric Dumazet To: David Miller In-Reply-To: <20120712.003700.49235222504944712.davem@davemloft.net> References: <4FFDC985.6050805@hp.com> <1342050592.3265.8195.camel@edumazet-glaptop> <1342078459.3265.8244.camel@edumazet-glaptop> <20120712.003700.49235222504944712.davem@davemloft.net> Content-Type: text/plain; charset="UTF-8" Date: Thu, 12 Jul 2012 09:51:27 +0200 Message-ID: <1342079487.3265.8245.camel@edumazet-glaptop> Mime-Version: 1.0 X-Mailer: Evolution 2.28.3 Content-Transfer-Encoding: 7bit Cc: nanditad@google.com, netdev@vger.kernel.org, mattmathis@google.com, codel@lists.bufferbloat.net, ncardwell@google.com Subject: Re: [Codel] [RFC PATCH v2] tcp: TCP Small Queues X-BeenThere: codel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: CoDel AQM discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 12 Jul 2012 07:51:32 -0000 On Thu, 2012-07-12 at 00:37 -0700, David Miller wrote: > From: Eric Dumazet > Date: Thu, 12 Jul 2012 09:34:19 +0200 > > > On Thu, 2012-07-12 at 01:49 +0200, Eric Dumazet wrote: > > > >> The 10Gb receiver is a net-next kernel, but the 1Gb receiver is a 2.6.38 > >> ubuntu kernel. They probably have very different TCP behavior. > > > > > > I tested TSQ on bnx2x and 10Gb links. > > > > I get full rate even using 65536 bytes for > > the /proc/sys/net/ipv4/tcp_limit_output_bytes tunable > > Great work Eric. Thanks !