From owner-freebsd-infiniband@FreeBSD.ORG Mon Jun 10 17:05:21 2013 Return-Path: Delivered-To: freebsd-infiniband@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id C98B42CF for ; Mon, 10 Jun 2013 17:05:21 +0000 (UTC) (envelope-from jsteckli@os.inf.tu-dresden.de) Received: from os.inf.tu-dresden.de (os.inf.tu-dresden.de [IPv6:2002:8d4c:3001:48::99]) by mx1.freebsd.org (Postfix) with ESMTP id 893031620 for ; Mon, 10 Jun 2013 17:05:21 +0000 (UTC) Received: from [2002:8d4c:3001:48:ea40:f2ff:fee2:6328] by os.inf.tu-dresden.de with esmtpsa (TLSv1:DHE-RSA-AES256-SHA:256) (Exim 4.80.1) id 1Um5Wy-0007tp-MF; Mon, 10 Jun 2013 19:05:20 +0200 Message-ID: <51B6074F.3080202@os.inf.tu-dresden.de> Date: Mon, 10 Jun 2013 19:05:19 +0200 From: Julian Stecklina User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130514 Thunderbird/17.0.6 MIME-Version: 1.0 To: Anthony Cornehl Subject: Re: ib1: timing out; N sends not completed References: <51B5D798.5090008@os.inf.tu-dresden.de> In-Reply-To: X-Enigmail-Version: 1.5.1 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="----enig2MPIPBTOGJSXTHFCISFLB" Cc: freebsd-infiniband@freebsd.org X-BeenThere: freebsd-infiniband@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Infiniband on FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 10 Jun 2013 17:05:21 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) ------enig2MPIPBTOGJSXTHFCISFLB Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On 06/10/2013 06:03 PM, Anthony Cornehl wrote: >=20 > On Jun 10, 2013 6:41 AM, "Julian Stecklina" > > > wrote: >> >> Hello, >> >> I have two machines connected back-to-back via Infiniband with Mellano= x >> Infinihost III adapters. One machine runs Linux (Fedora 19) and the >> other 9-STABLE. >> >> I sometimes get: >> >> ib1: timing out; 47 sends not completed >> ib1: timing out; 1 sends not completed >> ib1: timing out; 56 sends not completed >> >> or similar and TCP connections will be stuck after each timeout for a >> while. It is relatively easy to reproduce this behavior with NetPIPE. >> >> Any advice? >> >> Julian >> >=20 > Hey Julian, >=20 > Just some questions to try and clarify the issue... >=20 > - which machine is the OpenSM master running on? The Linux box: opensm-3.3.15 > - what does your qkey violation count look like when you run a portinfo= > on the ports? Is there a way to do this from the command line? I can only find the corresponding C function. > - does the issue persist when a switch is added between the hosts? I can't tell you, because I don't have one available right now. Julian ------enig2MPIPBTOGJSXTHFCISFLB Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.13 (GNU/Linux) iEYEARECAAYFAlG2B08ACgkQ2EtjUdW3H9lHVwCfTRtDs7zS5qYom+mZsnmBG1JV sGkAoM0AGTmjb3MHGmPdqF09eDz5TJ1W =gr5x -----END PGP SIGNATURE----- ------enig2MPIPBTOGJSXTHFCISFLB--