[Gluster-users] [Gluster-devel] Losing connection to bricks, Gluster processes restarting

Atin Mukherjee amukherj at redhat.com
Sat Jan 30 02:28:26 UTC 2016


Could you paste output of gluster volume info?

~Atin

On 01/29/2016 11:59 PM, Logan Barfield wrote:
> We're running a fairly large 2-replica volume across two servers.  The
> volume is approximately 20TB of small 1K-4MB files.  The volume is
> exported via NFS, and mounted remotely by two clients.
> 
> For the past few weeks the Gluster brick processes have been randomly
> restarting.  Luckily they've been doing so at non-peak times, so we
> didn't notice until our monitoring checks happened to pick up on zombied
> 'glusterfs' process.
> 
> From the logs it looks like something is blocking communication to the
> brick processes, and Gluster automatically restarts everything to
> compensate.  I've so far not been able to figure out the underlying cause.
> 
> I've included log snippets from 'glustershd.log' and
> 'etc-glusterfs-glusterd.vol.log' here.  If anyone can provide some
> insight into the issue it would be greatly appreciated.  I'll also be
> happy to provide any further details as needed.
> 
> 
> [2016-01-29 05:03:47.039886] I [MSGID: 106144]
> [glusterd-pmap.c:274:pmap_registry_remove] 0-pmap: removing brick
> /export/data/brick02 on port 49155
> [2016-01-29 05:03:47.075521] W [socket.c:588:__socket_rwv] 0-management:
> readv on /var/run/gluster/53a233b05f5d4be45dc94391bc3ebfe5.socket failed
> (No data available)
> [2016-01-29 05:03:47.078282] I [MSGID: 106005]
> [glusterd-handler.c:4908:__glusterd_brick_rpc_notify] 0-management:
> Brick gluster-stor02:/export/data/brick02 has disconnected from glusterd.
> [2016-01-29 05:03:47.149161] W [glusterfsd.c:1236:cleanup_and_exit]
> (-->/lib64/libpthread.so.0() [0x3e47a079d1]
> -->/usr/sbin/glusterd(glusterfs_sigwaiter+0xcd) [0x405e6d]
> -->/usr/sbin/glusterd(cleanup_and_exit+0x65) [0x4059d5] ) 0-: recei
> ved signum (15), shutting down
> [2016-01-29 05:03:54.067012] I [MSGID: 100030] [glusterfsd.c:2318:main]
> 0-/usr/sbin/glusterd: Started running /usr/sbin/glusterd version 3.7.6
> (args: /usr/sbin/glusterd --pid-file=/var/run/glusterd.pid)
> [2016-01-29 05:03:54.071901] I [MSGID: 106478] [glusterd.c:1350:init]
> 0-management: Maximum allowed open file descriptors set to 65536
> [2016-01-29 05:03:54.071935] I [MSGID: 106479] [glusterd.c:1399:init]
> 0-management: Using /var/lib/glusterd as working directory
> [2016-01-29 05:03:54.075655] E [rpc-transport.c:292:rpc_transport_load]
> 0-rpc-transport: /usr/lib64/glusterfs/3.7.6/rpc-transport/rdma.so:
> cannot open shared object file: No such file or directory
> [2016-01-29 05:03:54.075672] W [rpc-transport.c:296:rpc_transport_load]
> 0-rpc-transport: volume 'rdma.management': transport-type 'rdma' is not
> valid or not found on this machine
> [2016-01-29 05:03:54.075680] W [rpcsvc.c:1597:rpcsvc_transport_create]
> 0-rpc-service: cannot create listener, initing the transport failed
> [2016-01-29 05:03:54.075687] E [MSGID: 106243] [glusterd.c:1623:init]
> 0-management: creation of 1 listeners failed, continuing with succeeded
> transport
> [2016-01-29 05:03:55.869717] I [MSGID: 106513]
> [glusterd-store.c:2047:glusterd_restore_op_version] 0-glusterd:
> retrieved op-version: 30702
> [2016-01-29 05:03:55.995747] I [MSGID: 106498]
> [glusterd-handler.c:3579:glusterd_friend_add_from_peerinfo]
> 0-management: connect returned 0
> [2016-01-29 05:03:55.995866] I [rpc-clnt.c:984:rpc_clnt_connection_init]
> 0-management: setting frame-timeout to 600
> [2016-01-29 05:03:56.000937] I [MSGID: 106544]
> [glusterd.c:159:glusterd_uuid_init] 0-management: retrieved UUID:
> 9b103ea8-d248-44fc-8f80-3e87f7c4971c
> Final graph:
> +------------------------------------------------------------------------------+
>   1: volume management
>   2:     type mgmt/glusterd
>   3:     option rpc-auth.auth-glusterfs on
>   4:     option rpc-auth.auth-unix on
>   5:     option rpc-auth.auth-null on
>   6:     option rpc-auth-allow-insecure on
>   7:     option transport.socket.listen-backlog 128
>   8:     option ping-timeout 30
>   9:     option transport.socket.read-fail-log off
>  10:     option transport.socket.keepalive-interval 2
>  11:     option transport.socket.keepalive-time 10
>  12:     option transport-type rdma
>  13:     option working-directory /var/lib/glusterd
>  14: end-volume
>  15:  
> +------------------------------------------------------------------------------+
> [2016-01-29 05:03:56.002570] I [MSGID: 101190]
> [event-epoll.c:632:event_dispatch_epoll_worker] 0-epoll: Started thread
> with index 2
> [2016-01-29 05:03:56.003098] I [MSGID: 101190]
> [event-epoll.c:632:event_dispatch_epoll_worker] 0-epoll: Started thread
> with index 1
> [2016-01-29 05:03:56.003158] I [MSGID: 101190]
> [event-epoll.c:632:event_dispatch_epoll_worker] 0-epoll: Started thread
> with index 2
> [2016-01-29 05:03:56.855628] I [MSGID: 106493]
> [glusterd-rpc-ops.c:480:__glusterd_friend_add_cbk] 0-glusterd: Received
> ACC from uuid: 388a8bb4-c530-44ff-838b-8f7b9e4c95db, host: 10.1.1.10,
> port: 0
> [2016-01-29 05:03:56.856787] I [rpc-clnt.c:984:rpc_clnt_connection_init]
> 0-nfs: setting frame-timeout to 600
> [2016-01-29 05:03:57.859093] I [MSGID: 106540]
> [glusterd-utils.c:4191:glusterd_nfs_pmap_deregister] 0-glusterd:
> De-registered MOUNTV3 successfully
> [2016-01-29 05:03:57.860228] I [MSGID: 106540]
> [glusterd-utils.c:4200:glusterd_nfs_pmap_deregister] 0-glusterd:
> De-registered MOUNTV1 successfully
> [2016-01-29 05:03:57.861329] I [MSGID: 106540]
> [glusterd-utils.c:4209:glusterd_nfs_pmap_deregister] 0-glusterd:
> De-registered NFSV3 successfully
> [2016-01-29 05:03:57.862421] I [MSGID: 106540]
> [glusterd-utils.c:4218:glusterd_nfs_pmap_deregister] 0-glusterd:
> De-registered NLM v4 successfully
> [2016-01-29 05:03:57.863510] I [MSGID: 106540]
> [glusterd-utils.c:4227:glusterd_nfs_pmap_deregister] 0-glusterd:
> De-registered NLM v1 successfully
> [2016-01-29 05:03:57.864600] I [MSGID: 106540]
> [glusterd-utils.c:4236:glusterd_nfs_pmap_deregister] 0-glusterd:
> De-registered ACL v3 successfully
> [2016-01-29 05:03:57.870948] W [socket.c:3009:socket_connect] 0-nfs:
> Ignore failed connection attempt on , (No such file or directory) 
> 
> 
> 
> 
> 
> 
> 
> [2016-01-29 05:03:47.075614] W [socket.c:588:__socket_rwv]
> 0-data02-client-1: readv on 10.1.1.10:49155
> <http://10.1.1.10:49155/> failed (No data available)
> [2016-01-29 05:03:47.076871] I [MSGID: 114018]
> [client.c:2042:client_rpc_notify] 0-data02-client-1: disconnected from
> data02-client-1. Client process will keep trying to connect to glusterd
> until brick's port is available
> [2016-01-29 05:03:47.170284] W [socket.c:588:__socket_rwv] 0-glusterfs:
> readv on 127.0.0.1:24007 <http://127.0.0.1:24007/> failed (No data
> available)
> [2016-01-29 05:03:47.639163] W [socket.c:588:__socket_rwv]
> 0-data02-client-0: readv on 10.1.1.11:49153
> <http://10.1.1.11:49153/> failed (No data available)
> [2016-01-29 05:03:47.639206] I [MSGID: 114018]
> [client.c:2042:client_rpc_notify] 0-data02-client-0: disconnected from
> data02-client-0. Client process will keep trying to connect to glusterd
> until brick's port is available
> [2016-01-29 05:03:47.640222] E [MSGID: 108006]
> [afr-common.c:3880:afr_notify] 0-data02-replicate-0: All subvolumes are
> down. Going offline until atleast one of them comes back up.
> [2016-01-29 05:03:57.872983] W [glusterfsd.c:1236:cleanup_and_exit]
> (-->/lib64/libpthread.so.0() [0x3e47a079d1]
> -->/usr/sbin/glusterfs(glusterfs_sigwaiter+0xcd) [0x405e6d]
> -->/usr/sbin/glusterfs(cleanup_and_exit+0x65) [0x4059d5] ) 0-: rec
> eived signum (15), shutting down
> [2016-01-29 05:03:58.881541] I [MSGID: 100030] [glusterfsd.c:2318:main]
> 0-/usr/sbin/glusterfs: Started running /usr/sbin/glusterfs version 3.7.6
> (args: /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/8d72de580ccac07d2ecfc2491a9b1648.socket --xlator-option
> *replicate*.node-uuid=9b103ea8-d248-44fc-8f80-3e87f7c4971c)
> [2016-01-29 05:03:58.890833] I [MSGID: 101190]
> [event-epoll.c:632:event_dispatch_epoll_worker] 0-epoll: Started thread
> with index 1
> [2016-01-29 05:03:59.340030] I [graph.c:269:gf_add_cmdline_options]
> 0-data02-replicate-0: adding option 'node-uuid' for volume
> 'data02-replicate-0' with value '9b103ea8-d248-44fc-8f80-3e87f7c4971c'
> [2016-01-29 05:03:59.342682] I [MSGID: 101190]
> [event-epoll.c:632:event_dispatch_epoll_worker] 0-epoll: Started thread
> with index 2
> [2016-01-29 05:03:59.342742] I [MSGID: 101190]
> [event-epoll.c:632:event_dispatch_epoll_worker] 0-epoll: Started thread
> with index 3
> [2016-01-29 05:03:59.342827] I [MSGID: 101190]
> [event-epoll.c:632:event_dispatch_epoll_worker] 0-epoll: Started thread
> with index 4
> [2016-01-29 05:03:59.342892] I [MSGID: 101190]
> [event-epoll.c:632:event_dispatch_epoll_worker] 0-epoll: Started thread
> with index 5
> [2016-01-29 05:03:59.342917] I [MSGID: 101190]
> [event-epoll.c:632:event_dispatch_epoll_worker] 0-epoll: Started thread
> with index 6
> [2016-01-29 05:03:59.343563] I [MSGID: 101190]
> [event-epoll.c:632:event_dispatch_epoll_worker] 0-epoll: Started thread
> with index 8
> [2016-01-29 05:03:59.343569] I [MSGID: 101190]
> [event-epoll.c:632:event_dispatch_epoll_worker] 0-epoll: Started thread
> with index 7
> [2016-01-29 05:03:59.343657] I [MSGID: 101190]
> [event-epoll.c:632:event_dispatch_epoll_worker] 0-epoll: Started thread
> with index 9
> [2016-01-29 05:03:59.343705] I [MSGID: 101190]
> [event-epoll.c:632:event_dispatch_epoll_worker] 0-epoll: Started thread
> with index 11
> [2016-01-29 05:03:59.343710] I [MSGID: 101190]
> [event-epoll.c:632:event_dispatch_epoll_worker] 0-epoll: Started thread
> with index 10
> [2016-01-29 05:03:59.344278] I [MSGID: 114020] [client.c:2118:notify]
> 0-data02-client-0: parent translators are ready, attempting connect on
> transport
> [2016-01-29 05:03:59.346553] I [MSGID: 114020] [client.c:2118:notify]
> 0-data02-client-1: parent translators are ready, attempting connect on
> transport
> Final graph:
> +------------------------------------------------------------------------------+
>   1: volume data02-client-0
>   2:     type protocol/client
>   3:     option ping-timeout 42
>   4:     option remote-host gluster-stor01
>   5:     option remote-subvolume /export/data/brick02
>   6:     option transport-type socket
>   7:     option username 5cc4f5d1-bcc8-4e06-ac74-520b20e2b452
>   8:     option password 66b85782-5833-4f2d-ad0e-8de75247b094F
>   9:     option event-threads 11
>  10: end-volume
>  11:  
>  12: volume data02-client-1
>  13:     type protocol/client
>  14:     option ping-timeout 42
>  15:     option remote-host gluster-stor02
>  16:     option remote-subvolume /export/data/brick02
>  17:     option transport-type socket
>  18:     option username 5cc4f5d1-bcc8-4e06-ac74-520b20e2b452
>  19:     option password 66b85782-5833-4f2d-ad0e-8de75247b094
>  20:     option event-threads 11
>  21: end-volume
>  22:  
>  23: volume data02-replicate-0
>  24:     type cluster/replicate
>  25:     option node-uuid 9b103ea8-d248-44fc-8f80-3e87f7c4971c
>  26:     option background-self-heal-count 0
>  27:     option metadata-self-heal on
>  28:     option data-self-heal on
>  29:     option entry-self-heal on
>  30:     option self-heal-daemon enable
>  31:     option iam-self-heal-daemon yes
>  32:     subvolumes data02-client-0 data02-client-1
>  33: end-volume
>  34:  
>  35: volume glustershd
>  36:     type debug/io-stats
>  37:     subvolumes data02-replicate-0
>  38: end-volume
>  39:  
> +------------------------------------------------------------------------------+
> [2016-01-29 05:03:59.348913] E [MSGID: 114058]
> [client-handshake.c:1524:client_query_portmap_cbk] 0-data02-client-1:
> failed to get the port number for remote subvolume. Please run 'gluster
> volume status' on server to see if brick process 
> is running.
> [2016-01-29 05:03:59.348960] I [MSGID: 114018]
> [client.c:2042:client_rpc_notify] 0-data02-client-1: disconnected from
> data02-client-1. Client process will keep trying to connect to glusterd
> until brick's port is available
> [2016-01-29 05:03:59.436909] E [MSGID: 114058]
> [client-handshake.c:1524:client_query_portmap_cbk] 0-data02-client-0:
> failed to get the port number for remote subvolume. Please run 'gluster
> volume status' on server to see if brick process 
> is running.
> [2016-01-29 05:03:59.436974] I [MSGID: 114018]
> [client.c:2042:client_rpc_notify] 0-data02-client-0: disconnected from
> data02-client-0. Client process will keep trying to connect to glusterd
> until brick's port is available
> [2016-01-29 05:03:59.436991] E [MSGID: 108006]
> [afr-common.c:3880:afr_notify] 0-data02-replicate-0: All subvolumes are
> down. Going offline until atleast one of them comes back up.
> [2016-01-29 05:04:02.886317] I [rpc-clnt.c:1847:rpc_clnt_reconfig]
> 0-data02-client-0: changing port to 49153 (from 0)
> [2016-01-29 05:04:02.888761] I [rpc-clnt.c:1847:rpc_clnt_reconfig]
> 0-data02-client-1: changing port to 49155 (from 0)
> [2016-01-29 05:04:02.891105] I [MSGID: 114057]
> [client-handshake.c:1437:select_server_supported_programs]
> 0-data02-client-0: Using Program GlusterFS 3.3, Num (1298437), Version (330)
> [2016-01-29 05:04:02.891360] I [MSGID: 114046]
> [client-handshake.c:1213:client_setvolume_cbk] 0-data02-client-0:
> Connected to data02-client-0, attached to remote volume
> '/export/data/brick02'.
> [2016-01-29 05:04:02.891373] I [MSGID: 114047]
> [client-handshake.c:1224:client_setvolume_cbk] 0-data02-client-0: Server
> and Client lk-version numbers are not same, reopening the fds
> [2016-01-29 05:04:02.891403] I [MSGID: 108005]
> [afr-common.c:3841:afr_notify] 0-data02-replicate-0: Subvolume
> 'data02-client-0' came back up; going online.
> [2016-01-29 05:04:02.891518] I [MSGID: 114035]
> [client-handshake.c:193:client_set_lk_version_cbk] 0-data02-client-0:
> Server lk version = 1
> [2016-01-29 05:04:02.893074] I [MSGID: 114057]
> [client-handshake.c:1437:select_server_supported_programs]
> 0-data02-client-1: Using Program GlusterFS 3.3, Num (1298437), Version (330)
> [2016-01-29 05:04:02.893251] I [MSGID: 114046]
> [client-handshake.c:1213:client_setvolume_cbk] 0-data02-client-1:
> Connected to data02-client-1, attached to remote volume
> '/export/data/brick02'.
> [2016-01-29 05:04:02.893276] I [MSGID: 114047]
> [client-handshake.c:1224:client_setvolume_cbk] 0-data02-client-1: Server
> and Client lk-version numbers are not same, reopening the fds
> [2016-01-29 05:04:02.893401] I [MSGID: 114035]
> [client-handshake.c:193:client_set_lk_version_cbk] 0-data02-client-1:
> Server lk version = 1
> 
> 
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