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(2603-8081-140c-1a00-4191-9245-1adc-0b45.res6.spectrum.com. [2603:8081:140c:1a00:4191:9245:1adc:b45]) by smtp.gmail.com with ESMTPSA id u15sm1453804oor.34.2021.09.10.14.50.16 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 10 Sep 2021 14:50:17 -0700 (PDT) Subject: Re: [PATCH for-rc v3 0/6] RDMA/rxe: Various bug fixes. From: Bob Pearson To: Bart Van Assche , "Pearson, Robert B" , "jgg@nvidia.com" , "zyjzyj2000@gmail.com" , "linux-rdma@vger.kernel.org" , "mie@igel.co.jp" References: <20210909204456.7476-1-rpearsonhpe@gmail.com> <2cb4e1cb-4552-9391-164a-88f638dd3acf@acm.org> Message-ID: <598ffc9f-1971-0b46-f2fc-68ed21fb2f1c@gmail.com> Date: Fri, 10 Sep 2021 16:50:16 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org On 9/10/21 4:47 PM, Bob Pearson wrote: > On 9/10/21 3:23 PM, Bart Van Assche wrote: >> On 9/10/21 12:38 PM, Pearson, Robert B wrote: >>> 1. Which rdma-core are you running? Out of box or the github tree? >> >> I'm using the rdma-core package included in openSUSE Tumbleweed. blktests >> pass with that rdma-core package against older kernel versions so I think >> the rdma-core package is fine. The version number of the rdma-core package >> I'm using is as follows: >> $ rpm -q rdma-core >> rdma-core-36.0-1.1.x86_64 >> >> The rdma tool comes from the iproute2 package: >> $ rpm -qf /sbin/rdma >> iproute2-5.13-1.1.x86_64 >> >>> 3. Where did you get the kernel bits? Which git tree? Which branch? >> >> Hmm ... wasn't that mentioned in my previous email? I mentioned a commit >> SHA and these SHA numbers are unique and unambiguous. Anyway: commit >> 2169b908894d comes from the for-rc branch of the following git repository: >> git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma.git. >> >> Bart. >> >> > > OK I checked out the kernel with the SHA number above and applied the patch series > and rebuilt and reinstalled the kernel. I checked out v36.0 of rdma-core and rebuilt > that. rdma is version 5.9.0 but I doubt that will have any effect. My startup script > is > > export LD_LIBRARY_PATH=/home/bob/src/rdma-core/build/lib/:/usr/local/lib:/usr/lib > > > > sudo ip link set dev enp0s3 mtu 8500 > > sudo ip addr add dev enp0s3 fe80::0a00:27ff:fe94:8a69/64 > > sudo rdma link add rxe0 type rxe netdev enp0s3 > > > I am running on a Virtualbox VM instance of Ubuntu 21.04 with 20 cores and 8GB of RAM. > > The test looks like > > sudo ./check -q srp/001 > > srp/001 (Create and remove LUNs) [passed] > > runtime 1.174s ... 1.236s > > There were no issues. > > Any guesses what else to look at? > > Thanks, > > Bob > The 8500 is not required. It runs fine with 4K MTU just as well.