From owner-freebsd-net@freebsd.org Tue Aug 16 20:13:34 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 18572BBC913 for ; Tue, 16 Aug 2016 20:13:34 +0000 (UTC) (envelope-from ben.rubson@gmail.com) Received: from mail-wm0-x22f.google.com (mail-wm0-x22f.google.com [IPv6:2a00:1450:400c:c09::22f]) (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 9794418DF for ; Tue, 16 Aug 2016 20:13:33 +0000 (UTC) (envelope-from ben.rubson@gmail.com) Received: by mail-wm0-x22f.google.com with SMTP id i5so191599929wmg.0 for ; Tue, 16 Aug 2016 13:13:33 -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=QihdaBA3351d+LG5LFdiKt3gMNYN07unRI8GMZjIv3A=; b=CvlE6OK2IBMM6aYOutOvTFv25RxHTlT2XEjL7JAYPk9/2xRJODyJR/B/iBNmBLa8ur +7kl/Y3yYq843jC6VQTPTRCpeEs3JnyOLGyw/XccrjRLQyTAb2L2/CKSvcPGxbUok7Eq YNWWWwtd/8hVjCBKPaPKM8NBkb2IyLIqDOLyu3mzLepcxkT2QjK6pUHCwvhtLFtnn2ix RNa0xVF1FHU6QM4c1zVl9hn0/iFhxHze2AjnKmbOZODQOwnXVT1pX1NTIwH/95thT5K1 2uLF6uAA1xpo25cn4vRe+sCS7ItqmxRa+wzSCzYnMxCuRpu8qSVPGyESn+EUyRsszniu OhjA== 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=QihdaBA3351d+LG5LFdiKt3gMNYN07unRI8GMZjIv3A=; b=DaYw+elfKd0Hd8SIOg6L/hnrf1TmvuL2XjMlMNldRjDnnHfgWfjFQajC+20+co0j1W OwVBh7tsOVP0/0vdFvH5gvNMHJKj+YNRztsErgiCYegEctxHpCszLZlplYLfil6XkSdW jtNzTrjT2b7zraNoZBaJFEs/Z7aP3GSboOS1LCanNWhjywsGu9rHIrx4VxwEaues5FKU /xzyMFZ8Wm2oEgPKjsxFXQNy7D1C7hH822v+OUYSs5XzPIrDiGMZP/PDyVo1b0SYTeg9 EBmDNstby1ILVwyDeNF41Sr0zSgzSOIovdkttaXjRrw/vR1dmaayCyZ3AhhCdPqRwH/J aqgA== X-Gm-Message-State: AEkoouvN1FUhM0L4AzxdEERRRTPl2LAbfIZkDomU32CqgiN6PjCiQaBkJEZ8R9AwJ9cMKg== X-Received: by 10.194.173.4 with SMTP id bg4mr39161816wjc.28.1471378411758; Tue, 16 Aug 2016 13:13:31 -0700 (PDT) Received: from macbook-air-de-benjamin.home (LFbn-1-7077-85.w90-116.abo.wanadoo.fr. [90.116.246.85]) by smtp.gmail.com with ESMTPSA id r16sm23264361wme.16.2016.08.16.13.13.30 for (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 16 Aug 2016 13:13:31 -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 22:13:29 +0200 Content-Transfer-Encoding: quoted-printable Message-Id: <108D26D1-A4E5-4F1C-BE66-FA4CBE3FB64A@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> <5EAA9DC3-9A76-4F67-9A03-31FFCB08DF7D@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 20:13:34 -0000 > On 16 Aug 2016, at 21:36, Adrian Chadd wrote: >=20 > On 16 August 2016 at 02:58, Ben RUBSON wrote: >>=20 >>> 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? >>=20 >> What do you mean by interrupt threads ? >>=20 >> 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) ? >=20 > Hm, interesting. ok. So, I wonder what the maximum per-domain memory > throughput is. Datasheet says 59GB/s ? = http://ark.intel.com/products/83352/Intel-Xeon-Processor-E5-2620-v3-15M-Ca= che-2_40-GHz?q=3DE5-2620%20v3=