From owner-freebsd-bugs@FreeBSD.ORG Fri May 2 13:30:01 2014 Return-Path: Delivered-To: freebsd-bugs@smarthost.ysv.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 1B91468C for ; Fri, 2 May 2014 13:30:01 +0000 (UTC) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:1900:2254:206c::16:87]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id D30C2174E for ; Fri, 2 May 2014 13:30:00 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.8/8.14.8) with ESMTP id s42DU0VI008288 for ; Fri, 2 May 2014 13:30:00 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.8/8.14.8/Submit) id s42DU0v3008287; Fri, 2 May 2014 13:30:00 GMT (envelope-from gnats) Resent-Date: Fri, 2 May 2014 13:30:00 GMT Resent-Message-Id: <201405021330.s42DU0v3008287@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Cedric 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 284C6659 for ; Fri, 2 May 2014 13:28:15 +0000 (UTC) Received: from cgiserv.freebsd.org (cgiserv.freebsd.org [IPv6:2001:1900:2254:206a::50:4]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 15640173E for ; Fri, 2 May 2014 13:28:15 +0000 (UTC) Received: from cgiserv.freebsd.org ([127.0.1.6]) by cgiserv.freebsd.org (8.14.8/8.14.8) with ESMTP id s42DSE5P097087 for ; Fri, 2 May 2014 13:28:14 GMT (envelope-from nobody@cgiserv.freebsd.org) Received: (from nobody@localhost) by cgiserv.freebsd.org (8.14.8/8.14.8/Submit) id s42DSEHc097081; Fri, 2 May 2014 13:28:14 GMT (envelope-from nobody) Message-Id: <201405021328.s42DSEHc097081@cgiserv.freebsd.org> Date: Fri, 2 May 2014 13:28:14 GMT From: Cedric To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Subject: kern/189234: [em] Big lag with Ethernet Connection I217-V X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 02 May 2014 13:30:01 -0000 >Number: 189234 >Category: kern >Synopsis: [em] Big lag with Ethernet Connection I217-V >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Fri May 02 13:30:00 UTC 2014 >Closed-Date: >Last-Modified: >Originator: Cedric >Release: 10.0-STABLE >Organization: Kreiz IT >Environment: FreeBSD Test.RP614v4 10.0-STABLE FreeBSD 10.0-STABLE #0: Thu May 1 06:25:14 CEST 2014 root@Test.RP614v4:/usr/obj/usr/src/sys/GENERIC amd64 >Description: Pciconf : em0@pci0:0:25:0: class=0x020000 card=0xe0001458 chip=0x153b8086 rev=0x04 hdr=0x00 vendor = 'Intel Corporation' device = 'Ethernet Connection I217-V' class = network subclass = ethernet Network lag when using this interface with ssh. SMB share are unusable on this nic. Quick network trace reveal a lot of DUP ack and retransmit. With a re0 nic, system go well. >How-To-Repeat: Use a I217-V chipset as nic and do some ssh keying or use samba. >Fix: >Release-Note: >Audit-Trail: >Unformatted: