From owner-freebsd-net@FreeBSD.ORG Fri Apr 25 12:17:47 2014 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 5E51F259 for ; Fri, 25 Apr 2014 12:17:47 +0000 (UTC) Received: from mx4.wp.pl (mx4.wp.pl [212.77.101.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "smtp.wp.pl", Issuer "Thawte SSL CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id D6A4F1AC4 for ; Fri, 25 Apr 2014 12:17:46 +0000 (UTC) Received: (wp-smtpd smtp.wp.pl 16843 invoked from network); 25 Apr 2014 14:17:44 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=wp.pl; s=1024a; t=1398428264; bh=LhZ0ijM8dZhGowCeyTLXjGT5GScunpkSwFFsv1XuB8s=; h=From:To:CC:Subject; b=WP4w2cJYFiQkhB/A1BTbdqXSMb7NKWTVrA/j1kAVQrgOAOux/H8eRmf/fupcn8CjO uk76+LXMShJ8GSK2Umy5OmWNVyh50mDjgaCbYCqNBwugeGx4rPXZs6HO4HZWRSviLP q5aYFwIvedCT9NOhxWr46Knm2AHZjOq4Td3uTtg4= Received: from pb-d-128-141-237-169.cern.ch (HELO [128.141.237.169]) (marek_sal@[128.141.237.169]) (envelope-sender ) by smtp.wp.pl (WP-SMTPD) with AES128-SHA encrypted SMTP for ; 25 Apr 2014 14:17:44 +0200 Message-ID: <535A5268.100@wp.pl> Date: Fri, 25 Apr 2014 14:17:44 +0200 From: Marek Salwerowicz User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.4.0 MIME-Version: 1.0 To: =?ISO-8859-1?Q?Gerrit_K=FChn?= Subject: Re: NFS over LAGG / lacp poor performance References: <535A1354.2040309@wp.pl> <20140425113711.e7c7d1c2.gerrit.kuehn@aei.mpg.de> <535A482E.1030106@wp.pl> <20140425140123.a76c18f9.gerrit.kuehn@aei.mpg.de> In-Reply-To: <20140425140123.a76c18f9.gerrit.kuehn@aei.mpg.de> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit X-WP-AV: skaner antywirusowy poczty Wirtualnej Polski S. A. X-WP-SPAM: NO 0000000 [YcO3] Cc: freebsd-net@freebsd.org X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 25 Apr 2014 12:17:47 -0000 W dniu 2014-04-25 14:01, Gerrit Kühn pisze: > Thanks for your input. As far as I understood so far, there should be one > igb queue created per cpu core in the system by default (and this is what > I see on my system). But my irq rate looks quite high to me (and it is > only on one of these queues). My CPU has 8 cores: http://ark.intel.com/products/75267/Intel-Xeon-Processor-E5-2640-v2-20M-Cache-2_00-GHz So why do I have only 1 queue ? Cheers, Marek