From owner-freebsd-net@freebsd.org Tue Aug 16 09:59:02 2016 Return-Path: Delivered-To: freebsd-net@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 5FA39BBC108 for ; Tue, 16 Aug 2016 09:59:02 +0000 (UTC) (envelope-from ben.rubson@gmail.com) Received: from mail-wm0-x229.google.com (mail-wm0-x229.google.com [IPv6:2a00:1450:400c:c09::229]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id DA4AF14D2 for ; Tue, 16 Aug 2016 09:59:01 +0000 (UTC) (envelope-from ben.rubson@gmail.com) Received: by mail-wm0-x229.google.com with SMTP id o80so155886119wme.1 for ; Tue, 16 Aug 2016 02:59:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:subject:from:in-reply-to:date :content-transfer-encoding:message-id:references:to; bh=7X0+QVtP/M4X0FuwJlIgRd+iKeLyvwUSO0t2g/Bt6gk=; b=heR5ERbOgn6tCA1ELQirimjxrt8BxNsgGp2phC3eUgT1N+gvPPrh0y1oCxA8LaEDGz EpepjWIXAY1tFqUhY9RSXRjUL4UoWh7oU2jpvOwVrKmp1KRjzCZ47Mk7GsNIsTFsZR5b UGJILBl6Dbh0uNDw2krc6q61EaSR33ro6nUOLDjvypYPL3EbEO1euVCg/tCfAIRJe6fN LsHiTttgPi8g6erIIl9+yjdePsCmInPXQFmLgveIJwCQfIdeAdQ8QXiBx8PxTqokT39I eEem0IvWac0kdyJePdUD5VkkldIPvfbaUV7wTj0deZ4/2t6rmumjonTJy0T+vOXxfIr+ tNuQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date :content-transfer-encoding:message-id:references:to; bh=7X0+QVtP/M4X0FuwJlIgRd+iKeLyvwUSO0t2g/Bt6gk=; b=UmKZE31ewdyG14p9DpnA3eSAA5rRHfdex5SobnhuZXmcWpd7uuNjHNlu7pan02ANZf Prz/eWroT2q8S89nw7pP1ugXmSdKXh8zoXL8O9f5wd/IPglJWnx/Wl8atWSslxwWFaWF cEthL4P6n3DbCkezIBja9Rof7zA1Q6g3QQbxCFkVLzIVFaYNeIHtNnMidnVLrMkEXv1T u+1rPE4OOtCBtL0rLgw/ntSOXnFqdIKr7Rdc7f0Uv2fBdalFRLj97F3xNlNtujQch71w aoSDL/MtCGMRONCxilBl9WtKqliBK7lmluBr0d71Ag5L5EmIEqri13MvMRT74lPJWGxM tXVA== X-Gm-Message-State: AEkoouuol9SUtOqNfbsAzqguH+ioiNHsdrQAthfl0Mpz3NJfSVAFItmZgqDvbybXWJw66Q== X-Received: by 10.28.150.10 with SMTP id y10mr5258247wmd.112.1471341540003; Tue, 16 Aug 2016 02:59:00 -0700 (PDT) Received: from macbook-air-de-benjamin-1.home (LFbn-1-7077-85.w90-116.abo.wanadoo.fr. [90.116.246.85]) by smtp.gmail.com with ESMTPSA id al10sm25882179wjc.12.2016.08.16.02.58.59 for (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 16 Aug 2016 02:58:59 -0700 (PDT) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 9.3 \(3124\)) Subject: Re: Unstable local network throughput From: Ben RUBSON In-Reply-To: Date: Tue, 16 Aug 2016 11:58:58 +0200 Content-Transfer-Encoding: quoted-printable Message-Id: <5EAA9DC3-9A76-4F67-9A03-31FFCB08DF7D@gmail.com> References: <3C0D892F-2BE8-4650-B9FC-93C8EE0443E1@gmail.com> <3B164B7B-CBFB-4518-B57D-A96EABB71647@gmail.com> <5D6DF8EA-D9AA-4617-8561-2D7E22A738C3@gmail.com> <7DD30CE7-32E6-4D26-91D4-C1D4F2319655@gmail.com> <91AEB1BD-44EA-43AD-A9A1-6DEBF367DF9B@gmail.com> To: FreeBSD Net X-Mailer: Apple Mail (2.3124) X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 16 Aug 2016 09:59:02 -0000 > On 16 Aug 2016, at 03:45, Adrian Chadd wrote: >=20 > Hi, >=20 > ok, can you try 5) but also running with the interrupt threads pinned = to CPU 1? What do you mean by interrupt threads ? Perhaps you mean the NIC interrupts ? In this case see 6) and 7) where NIC IRQs are pinned to CPUs 0-11 (6) = and 11-23 (7) ? Ben