From owner-freebsd-net@freebsd.org Sun Jan 24 07:58:47 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 E55F0A8FEC1 for ; Sun, 24 Jan 2016 07:58:47 +0000 (UTC) (envelope-from cenzatti@hush.com) Received: from smtp10.hushmail.com (smtp10a.hushmail.com [65.39.178.239]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "smtp.hushmail.com", Issuer "smtp.hushmail.com" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id C96671CB9 for ; Sun, 24 Jan 2016 07:58:47 +0000 (UTC) (envelope-from cenzatti@hush.com) Received: from smtp10.hushmail.com (smtp10a.hushmail.com [65.39.178.239]) by smtp10.hushmail.com (Postfix) with SMTP id C1A4BC0150 for ; Sun, 24 Jan 2016 07:58:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed; d=hush.com; h=date:to:subject:from; s=hush; bh=fp8e2fBcWfiO64tddorAXn47rFL7qLlrbv9GH86IerY=; b=oGS2zf+fJJBPeWfXETZ09KpnguBC3KbipLFg/wOTVed/E49q4el6jHMpDQiOrPSkAZBzQ5cBKjIDAdcKNXQQbVmLXw32+yN2pnyQSMk5IXmR+wtXl3EyRVKRPOcvwLXZsb1deowgZR7xQ/KhrFSs/69xZNWu8UcEMXFnpwFibGOsgiH1sWpUViCd87+7XR6OnJRxhzXJ/a0V3w/5No0VTv/ExNIrMNcxvHGod3avVrHb4zdUH0vR002Ad9Xc4mAUbFbKhJI/ppQEPRU5VpQyznpSDoNZx+TTxn+Bw0qC2v4mPGo1nv8UkDyqyD4Da2wOa7khShRTy2QLjx4FPRPfQg== Received: from smtp.hushmail.com (w5.hushmail.com [65.39.178.80]) by smtp10.hushmail.com (Postfix) with ESMTP; Sun, 24 Jan 2016 07:58:46 +0000 (UTC) Received: by smtp.hushmail.com (Postfix, from userid 99) id 89FF0A0126; Sun, 24 Jan 2016 07:58:46 +0000 (UTC) MIME-Version: 1.0 Date: Sun, 24 Jan 2016 05:58:46 -0200 To: "Luigi Rizzo" Cc: freebsd-net@freebsd.org, "Navdeep Parhar" Subject: Re: solved: Re: Chelsio T520-SO-CR low performance (netmap tested) for RX From: "Marcus Cenzatti" In-Reply-To: <20160124075621.7F4FEA0126@smtp.hushmail.com> References: <20160124042830.3D674A0128@smtp.hushmail.com> <20160124070056.4EC5CA0126@smtp.hushmail.com> <20160124075621.7F4FEA0126@smtp.hushmail.com> Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="UTF-8" Message-Id: <20160124075846.89FF0A0126@smtp.hushmail.com> X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 24 Jan 2016 07:58:48 -0000 On 1/24/2016 at 5:56 AM, "Marcus Cenzatti" wrote: > >On 1/24/2016 at 5:17 AM, "Luigi Rizzo" wrote: >> >>On Sat, Jan 23, 2016 at 11:00 PM, Marcus Cenzatti >> wrote: >>> >>> >>> On 1/24/2016 at 3:33 AM, "Luigi Rizzo" >>wrote: >>... >> >>> ok here it is >>> >>> this lowered pps rate to 9.4Mpps on chelsio (we had 11Mpps with >>defaul len) and lowered rates to 14Mpps on sender (we had >14.8Mpps >>before). >> >>see the other email from navdeep, he suggests to try -l 62 >>because the chelsio saves the packet with a 2-byte offset >>into the buffer (it puzzles me a bit that it does so also >>in netmap mode though). >> >>cheers >>luigi > >yes, I saw, i've run both with 62 bytes and 64 bytes len i mean 62 and 66 > >very different results from the previous one and among both pkt >sizes but could not go beyond 11Mpps > >results: > >-l 62 = TX 14.8Mpps RX 11Mpps >-l 66 = TX 12.4Mpps RX 9.4Mpps >