From owner-freebsd-net@freebsd.org Tue Aug 23 01:58:33 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 36F58BC0FC2 for ; Tue, 23 Aug 2016 01:58:33 +0000 (UTC) (envelope-from ricera10@gmail.com) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id 15FA11919 for ; Tue, 23 Aug 2016 01:58:33 +0000 (UTC) (envelope-from ricera10@gmail.com) Received: by mailman.ysv.freebsd.org (Postfix) id 11C20BC0FBF; Tue, 23 Aug 2016 01:58:33 +0000 (UTC) Delivered-To: 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 11725BC0FBD for ; Tue, 23 Aug 2016 01:58:33 +0000 (UTC) (envelope-from ricera10@gmail.com) Received: from mail-yb0-f181.google.com (mail-yb0-f181.google.com [209.85.213.181]) (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 CDD321918 for ; Tue, 23 Aug 2016 01:58:32 +0000 (UTC) (envelope-from ricera10@gmail.com) Received: by mail-yb0-f181.google.com with SMTP id b96so11110523ybi.0 for ; Mon, 22 Aug 2016 18:58:32 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=OynRVoRpyb0+1ahP3aMs5xPlcUgaExU5TOMM5hur63g=; b=I6XAQDM6tZX5eRzct5yrv02F/Y56+PILCMDia8g8TQ2/OF9okg2v8mKueJ5I6B1zmL LP9vqff13BaC7vocwWD7OIZm9MgX+LMHR+8g+KXRb8iySENwEE8gJST6vYLUmS3C+0VU REdPQYR7IcZBlZerLG7Rp7Wb8pg0QNZtlJ37z+3DmST5VmooHwqbx4zEFV2t3GTwtWub N54kr2hHTpKb44UcvO6Y4QKb96U99gZqZG0VKi6VNtCdtBXrEKQUyZzC1XkthRX93v0p 7duxN8ro2O4LCYJY2oIs86nFx0r1hiEJd1KroXg/pLB21UmcuzrgUNwQSy80nbUEdOaa 3a7Q== X-Gm-Message-State: AEkoousSls8EsoQhlM7KgQE6aC91CVt2gD0oB0ZOdfsN4JojwWGH9HEx/P2WpEm6adbRIw== X-Received: by 10.37.216.86 with SMTP id p83mr13769337ybg.91.1471910751766; Mon, 22 Aug 2016 17:05:51 -0700 (PDT) Received: from mail-yb0-f181.google.com (mail-yb0-f181.google.com. [209.85.213.181]) by smtp.gmail.com with ESMTPSA id l81sm288205ywb.56.2016.08.22.17.05.51 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 22 Aug 2016 17:05:51 -0700 (PDT) Received: by mail-yb0-f181.google.com with SMTP id d10so45328394ybi.1 for ; Mon, 22 Aug 2016 17:05:51 -0700 (PDT) X-Received: by 10.37.2.195 with SMTP id 186mr232813ybc.60.1471910751269; Mon, 22 Aug 2016 17:05:51 -0700 (PDT) MIME-Version: 1.0 References: <1471906035.1295488.702961329.4D199C53@webmail.messagingengine.com> In-Reply-To: <1471906035.1295488.702961329.4D199C53@webmail.messagingengine.com> From: Eric Joyner Date: Tue, 23 Aug 2016 00:05:40 +0000 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: X540 + arista switch To: Josh Paetzel , net@freebsd.org, Jeffrey E Pieper Cc: ross@ixsystems.com Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.22 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, 23 Aug 2016 01:58:33 -0000 I'll add Jeff to this conversation since he might know more about specific interactions between our cards and switches. I'll see if anyone else internally knows something, too. As for where to go from here, I don't know what else you can do other than contact Intel support. - Eric On Mon, Aug 22, 2016 at 3:47 PM Josh Paetzel wrote: > Eric, > > I am seeing link bounces on an X540T2 connected to an Arista 7050T-64 > switch. Running FreeBSD 10.3 amd64 > > I can see dev.ix.1.mac_stats.local_faults incrementing, with > corresponding link bounces in the logs > > We also have a customer who is experiencing this, same NICs, same OS > version, same switch. > > Some googling lead me to > http://unix.derkeiler.com/Mailing-Lists/FreeBSD/net/2014-02/msg00283.html > > Any pointers on which direction to turn? > > > -- > > Thanks, > > Josh Paetzel >