<div dir="ltr">OK, I found what's wrong. From the brick's log:<div><br></div><div><div>[2015-07-12 02:32:01.542934] I [glusterfsd-mgmt.c:1512:mgmt_getspec_cbk] 0-glusterfs: No change in volfile, continuing</div><div>[2015-07-13 14:21:06.722675] W [glusterfsd.c:1219:cleanup_and_exit] (--> 0-: received signum (15), shutting down</div><div>[2015-07-13 14:21:35.168750] I [MSGID: 100030] [glusterfsd.c:2294:main] 0-/usr/sbin/glusterfsd: Started running /usr/sbin/glusterfsd version 3.7.1 (args: /usr/sbin/glusterfsd -s 10.100.3.10 --volfile-id vmimage.10.100.3.10.export-gluster01-brick -p /var/lib/glusterd/vols/vmimage/run/10.100.3.10-export-gluster01-brick.pid -S /var/run/gluster/2bfe3a2242d586d0850775f601f1c3ee.socket --brick-name /export/gluster01/brick -l /var/log/glusterfs/bricks/export-gluster01-brick.log --xlator-option *-posix.glusterd-uuid=26186ec6-a8c7-4834-bcaa-24e30289dba3 --brick-port 49153 --xlator-option vmimage-server.listen-port=49153)</div><div>[2015-07-13 14:21:35.178558] E [socket.c:823:__socket_server_bind] 0-socket.glusterfsd: binding to failed: Address already in use</div><div>[2015-07-13 14:21:35.178624] E [socket.c:826:__socket_server_bind] 0-socket.glusterfsd: Port is already in use</div><div>[2015-07-13 14:21:35.178649] W [rpcsvc.c:1602:rpcsvc_transport_create] 0-rpc-service: listening on transport failed</div><div><br></div><div><br></div><div>ps aux | grep gluster</div><div><div>root 6417 0.0 0.2 753080 175016 ? Ssl May21 25:25 /usr/sbin/glusterfs --volfile-server=10.100.3.10 --volfile-id=/wwwdata /mnt/gluster/web/wwwdata</div><div>root 6742 0.0 0.0 622012 17624 ? Ssl May21 22:31 /usr/sbin/glusterfs --volfile-server=10.100.3.10 --volfile-id=/conf /mnt/gluster/conf</div><div>root 36575 0.2 0.0 589956 19228 ? Ssl 16:21 0:19 /usr/sbin/glusterd --pid-file=/run/glusterd.pid</div><div>root 36720 0.0 0.0 565140 55836 ? Ssl 16:21 0:02 /usr/sbin/glusterfs -s localhost --volfile-id gluster/nfs -p /var/lib/glusterd/nfs/run/nfs.pid -l /var/log/glusterfs/nfs.log -S /var/run/gluster/8b9ce8bebfa8c1d2fabb62654bdc550e.socket</div><div>root 36730 0.0 0.0 451016 22936 ? Ssl 16:21 0:01 /usr/sbin/glusterfs -s localhost --volfile-id gluster/glustershd -p /var/lib/glusterd/glustershd/run/glustershd.pid -l /var/log/glusterfs/glustershd.log -S /var/run/gluster/c0d7454986c96eef463d028dc8bce9fe.socket --xlator-option *replicate*.node-uuid=26186ec6-a8c7-4834-bcaa-24e30289dba3</div><div>root 37398 0.0 0.0 103248 916 pts/2 S+ 18:49 0:00 grep gluster</div><div>root 40058 0.0 0.0 755216 60212 ? Ssl May21 22:06 /usr/sbin/glusterfs --volfile-server=10.100.3.10 --volfile-id=/fl-webroot /mnt/gluster/web/flash/webroot</div></div><div><br></div><div>So several leftover processes. What will happen if I do a</div><div><br></div><div>/etc/init.d/glusterd stop</div><div>/etc/init.d/glusterfsd stop</div><div><br></div><div>kill all remaining gluster processes and restart gluster on this node?</div><div><br></div><div>Will the volume stay online? What about split-brain? I suppose it would be best to disconnect all clients first...?</div><div><br></div></div></div><div class="gmail_extra"><br><div class="gmail_quote">On 13 July 2015 at 18:25, Tiemen Ruiten <span dir="ltr"><<a href="mailto:t.ruiten@rdmedia.com" target="_blank">t.ruiten@rdmedia.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hello,<div><br></div><div>We have a two-node gluster cluster, running version 3.7.1, that hosts an oVirt storage domain. This afternoon I tried creating a template in oVirt, but within a minute VM's stopped responding and Gluster started generating errors like the following:</div><div><br></div><div><div>[2015-07-13 14:09:51.772629] W [rpcsvc.c:270:rpcsvc_program_actor] 0-rpc-service: RPC program not available (req 1298437 330) for <a href="http://10.100.3.40:1021" target="_blank">10.100.3.40:1021</a></div><div>[2015-07-13 14:09:51.772675] E [rpcsvc.c:565:rpcsvc_check_and_reply_error] 0-rpcsvc: rpc actor failed to complete successfully</div><div><br></div><div>I managed to get things in working order again by restarting glusterd and glusterfsd, but now one brick is down:</div><div><br></div><div><div>$sudo gluster volume status vmimage</div><div>Status of volume: vmimage<br></div><div>Gluster process TCP Port RDMA Port Online Pid</div><div>------------------------------------------------------------------------------</div><div>Brick 10.100.3.10:/export/gluster01/brick N/A N/A N 36736</div><div>Brick 10.100.3.11:/export/gluster01/brick 49153 0 Y 11897</div><div>NFS Server on localhost 2049 0 Y 36720</div><div>Self-heal Daemon on localhost N/A N/A Y 36730</div><div>NFS Server on 10.100.3.11 2049 0 Y 11919</div><div>Self-heal Daemon on 10.100.3.11 N/A N/A Y 11924</div><div> </div><div>Task Status of Volume vmimage</div><div>------------------------------------------------------------------------------</div><div>There are no active volume tasks</div><div> </div><div>$ sudo gluster peer status</div><div>Number of Peers: 1</div><div><br></div><div>Hostname: 10.100.3.11</div><div>Uuid: f9872fea-47f5-41f6-8094-c9fabd3c1339</div><div>State: Peer in Cluster (Connected)</div></div><div><br></div><div>Additionally in the etc-glusterfs-glusterd.vol.log I see these messages repeating every 3 seconds:</div><div><br></div><div><div>[2015-07-13 16:15:21.737044] W [socket.c:642:__socket_rwv] 0-management: readv on /var/run/gluster/2bfe3a2242d586d0850775f601f1c3ee.socket failed (Invalid argument)</div><div>The message "I [MSGID: 106005] [glusterd-handler.c:4667:__glusterd_brick_rpc_notify] 0-management: Brick 10.100.3.10:/export/gluster01/brick has disconnected from glusterd." repeated 39 times between [2015-07-13 16:13:24.717611] and [2015-07-13 16:15:21.737862]</div><div>[2015-07-13 16:15:24.737694] W [socket.c:642:__socket_rwv] 0-management: readv on /var/run/gluster/2bfe3a2242d586d0850775f601f1c3ee.socket failed (Invalid argument)</div><div>[2015-07-13 16:15:24.738498] I [MSGID: 106005] [glusterd-handler.c:4667:__glusterd_brick_rpc_notify] 0-management: Brick 10.100.3.10:/export/gluster01/brick has disconnected from glusterd.</div><div>[2015-07-13 16:15:27.738194] W [socket.c:642:__socket_rwv] 0-management: readv on /var/run/gluster/2bfe3a2242d586d0850775f601f1c3ee.socket failed (Invalid argument)</div><div>[2015-07-13 16:15:30.738991] W [socket.c:642:__socket_rwv] 0-management: readv on /var/run/gluster/2bfe3a2242d586d0850775f601f1c3ee.socket failed (Invalid argument)</div><div>[2015-07-13 16:15:33.739735] W [socket.c:642:__socket_rwv] 0-management: readv on /var/run/gluster/2bfe3a2242d586d0850775f601f1c3ee.socket failed (Invalid argument)</div></div><div><br></div><div>Can I get this brick back up without bringing the volume/cluster down? </div><span class="HOEnZb"><font color="#888888"><div><br></div>-- <br><div><div dir="ltr">Tiemen Ruiten<br>Systems Engineer<br>R&D Media<br></div></div>
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</blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature"><div dir="ltr">Tiemen Ruiten<br>Systems Engineer<br>R&D Media<br></div></div>
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