Is infiniband itself working fine? You can run tools like ibv_rc_pingpong to find out.
On Wed, Apr 25, 2018 at 12:23 PM, Necati E. SISECI <[email protected]> wrote: > Dear Gluster-Users, > > I am experiencing RDMA problems. > > I have installed Ubuntu 16.04.4 running with 4.15.0-13-generic kernel, > MLNX_OFED_LINUX-4.3-1.0.1.0-ubuntu16.04-x86_64 to 4 different servers. > All of them has Mellanox ConnectX-4 LX dual port NICs. These four servers > are connected via Mellanox SN2100 Switch. > > I have installed GlusterFS Server v3.10 (from Ubuntu PPA) to 3 servers. > These 3 boxes are running as gluster cluster. Additionally, I have > installed Glusterfs Client to the last one. > > I have created Gluster Volume with this command: > > # gluster volume create db transport rdma replica 3 arbiter 1 > gluster1:/storage/db/ gluster2:/storage/db/ cinder:/storage/db force > > (network.ping-timeout is 3) > > Then I have mounted this volume using mount command below. > > mount -t glusterfs -o transport=rdma gluster1:/db /db > > After mountings "/db", I can access the files. > > The problem is, when I reboot one of the cluster nodes, fuse client gives > this error below and hangs. > > [2018-04-17 07:42:55.506422] W [MSGID: 103070] > [rdma.c:4284:gf_rdma_handle_failed_send_completion] > 0-rpc-transport/rdma: *send work request on `mlx5_0' returned error > wc.status = 5, wc.vendor_err = 245, post->buf = 0x7f8b92016000, wc.byte_len > = 0, post->reused = 135* > > When I change transport mode from rdma to tcp, fuse client works well. No > hangs. > > I also tried Gluster 3.8, 3.10, 4.0.0 and 4.0.1 (from Ubuntu PPAs) on > Ubuntu 16.04.4 and Centos 7.4. But results were the same. > > Thank you. > Necati. > > _______________________________________________ > Gluster-users mailing list > [email protected] > http://lists.gluster.org/mailman/listinfo/gluster-users >
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