From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Steve Wise" Subject: RE: krping problem on 4.15-rc4 Date: Thu, 11 Jan 2018 13:45:55 -0600 Message-ID: <017d01d38b14$cbe95670$63bc0350$@opengridcomputing.com> References: <00ff01d38a4f$1a979eb0$4fc6dc10$@opengridcomputing.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Return-path: In-Reply-To: Content-Language: en-us Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: 'Olga Kornievskaia' Cc: 'linux-rdma' List-Id: linux-rdma@vger.kernel.org > > Hey Olga, > > > > Are the machines the same kernel version / distro sw / and hw - > cpu/motherboard/memory/etc? If not, what is different about them? Is it the > krping server that sees the CQ error? Do other rdma devices work on these > systems? > > Hi Steve, > > Machines software is the same kernel version (4.15-rc4) / distro sw > (RHEL7.4). Hardware of those machines the same (PRIMERGY RX200 S7) but > one machine has 8G less memory than the other (64G vs 56G). kpring > error was on the server. These machines only have 1 CX-5 no other RDMA > devices. > Ok. The memory probably doesn't matter. Maybe run krping client and server on the same host (to use hw-loopback), and see if it works on both, one, or neither systems when they are both the client and server. -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html