Return-Path: linux-nfs-owner@vger.kernel.org Received: from eu1sys200aog118.obsmtp.com ([207.126.144.145]:49828 "HELO eu1sys200aog118.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1758656Ab3BGPyf convert rfc822-to-8bit (ORCPT ); Thu, 7 Feb 2013 10:54:35 -0500 From: Yan Burman To: Jeff Becker , Steve Wise CC: "bfields@fieldses.org" , "linux-nfs@vger.kernel.org" , "linux-rdma@vger.kernel.org" , Or Gerlitz , Tom Tucker Subject: RE: NFS over RDMA crashing Date: Thu, 7 Feb 2013 15:54:13 +0000 Message-ID: <0EE9A1CDC8D6434DB00095CD7DB873461151874C@MTLDAG01.mtl.com> References: <51127B3F.2090200@mellanox.com> <51127DB1.6070804@opengridcomputing.com> <51128DAC.9000206@nasa.gov> In-Reply-To: <51128DAC.9000206@nasa.gov> Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Sender: linux-nfs-owner@vger.kernel.org List-ID: > -----Original Message----- > From: Jeff Becker [mailto:jeffrey.c.becker@nasa.gov] > Sent: Wednesday, February 06, 2013 19:07 > To: Steve Wise > Cc: Yan Burman; bfields@fieldses.org; linux-nfs@vger.kernel.org; linux- > rdma@vger.kernel.org; Or Gerlitz; Tom Tucker > Subject: Re: NFS over RDMA crashing > > Hi. In case you're interested, I did the NFS/RDMA backports for OFED. I > tested that NFS/RDMA in OFED 3.5 works on kernel 3.5, and also the RHEL > 6.3 kernel. However, I did not test it with SRIOV. If you test it > (OFED-3.5-rc6 was released last week), I'd like to know how it goes. Thanks. > > Jeff Becker > > On 02/06/2013 07:58 AM, Steve Wise wrote: > > On 2/6/2013 9:48 AM, Yan Burman wrote: > >> When I moved to commit 79f77bf9a4e3dd5ead006b8f17e7c4ff07d8374e I > was > >> no longer getting the server crashes, so the reset of my tests were > >> done using that point (it is somewhere in the middle of 3.7.0-rc2) > >> > > +tom tucker > > > > I'd try going back a few kernels, like to 3.5.x and see if things are > > more stable. If you find a point that works, then git bisect might > > help identify the regression. > > -- Vanilla 3.5.7 seem to work OK out of the box. I will try 3.6 next week + performance comparisons. Yan