unable to get Geo-replication working

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Hey everyone,

I'm trying to get geo-replication working from a two brick replicated volume to a single directory on a remote host.  I can ssh as either root or georep-user to the destination as either georep-user or root with no password using the default ssh commands given by the config command: ssh -oPasswordAuthentication=no -oStrictHostKeyChecking=no -i /etc/glusterd/geo-replication/secret.pem.  All the glusterfs rpms are installed on the remote host.  There are no firewalls running on any of the hosts and no firewalls in between them.  The remote_gsyncd command is correct as I can copy and paste it to the command line and run it on both source hosts and destination host.  I'm using the current production version of glusterfs 3.2.6, rsync 3.0.9, fuse-2.8.3 rpm's are installed, OpenSSH 5.3, and Python 2.6.6 on RHEL6.2.  The remote directory is set to 777, world read-write so there are no permission errors.

I'm using this command to start replication: gluster volume geo-replication RMSNFSMOUNT hptv3130:/nfs start

Whenever I try to initiate geo-replication the status goes to starting for about 30 seconds, then goes to faulty.  On the slave I get these messages repeating in the geo-replication-slaves log:

[2012-04-27 09:37:59.485424] I [resource(slave):201:service_loop] FILE: slave listening
[2012-04-27 09:38:05.413768] I [repce(slave):60:service_loop] RepceServer: terminating on reaching EOF.
[2012-04-27 09:38:15.35907] I [resource(slave):207:service_loop] FILE: connection inactive for 120 seconds, stopping
[2012-04-27 09:38:15.36382] I [gsyncd(slave):302:main_i] <top>: exiting.
[2012-04-27 09:38:19.952683] I [gsyncd(slave):290:main_i] <top>: syncing: file:///nfs
[2012-04-27 09:38:19.955024] I [resource(slave):201:service_loop] FILE: slave listening


I get these messages in etc-glusterfs-glusterd.vol.log on the slave:

[2012-04-27 09:39:23.667930] W [socket.c:1494:__socket_proto_state_machine] 0-socket.management: reading from socket failed. Error (Transport endpoint is not connected), peer (127.0.0.1:1021)
[2012-04-27 09:39:43.736138] I [glusterd-handler.c:3226:glusterd_handle_getwd] 0-glusterd: Received getwd req
[2012-04-27 09:39:43.740749] W [socket.c:1494:__socket_proto_state_machine] 0-socket.management: reading from socket failed. Error (Transport endpoint is not connected), peer (127.0.0.1:1023)

As I understand it from searching the list that message is benign and can be ignored though.


Here are tails of all the logs on one of the sources:

[root at retv3130 RMSNFSMOUNT]# tail ssh%3A%2F%2Fgeorep-user%4010.2.1.60%3Afile%3A%2F%2F%2Fnfs.gluster.log
+------------------------------------------------------------------------------+
[2012-04-26 16:16:40.804047] E [socket.c:1685:socket_connect_finish] 0-RMSNFSMOUNT-client-1: connection to  failed (Connection refused)
[2012-04-26 16:16:40.804852] I [rpc-clnt.c:1536:rpc_clnt_reconfig] 0-RMSNFSMOUNT-client-0: changing port to 24009 (from 0)
[2012-04-26 16:16:44.779451] I [rpc-clnt.c:1536:rpc_clnt_reconfig] 0-RMSNFSMOUNT-client-1: changing port to 24010 (from 0)
[2012-04-26 16:16:44.855903] I [client-handshake.c:1090:select_server_supported_programs] 0-RMSNFSMOUNT-client-0: Using Program GlusterFS 3.2.6, Num (1298437), Version (310)
[2012-04-26 16:16:44.856893] I [client-handshake.c:913:client_setvolume_cbk] 0-RMSNFSMOUNT-client-0: Connected to 10.170.1.222:24009, attached to remote volume '/nfs'.
[2012-04-26 16:16:44.856943] I [afr-common.c:3141:afr_notify] 0-RMSNFSMOUNT-replicate-0: Subvolume 'RMSNFSMOUNT-client-0' came back up; going online.
[2012-04-26 16:16:44.866734] I [fuse-bridge.c:3339:fuse_graph_setup] 0-fuse: switched to graph 0
[2012-04-26 16:16:44.867391] I [fuse-bridge.c:3241:fuse_thread_proc] 0-fuse: unmounting /tmp/gsyncd-aux-mount-8zMs0J
[2012-04-26 16:16:44.868538] W [glusterfsd.c:727:cleanup_and_exit] (-->/lib64/libc.so.6(clone+0x6d) [0x31494e5ccd] (-->/lib64/libpthread.so.0() [0x3149c077f1] (-->/opt/glusterfs/3.2.6/sbin/glusterfs(glusterfs_sigwaiter+0x17c) [0x40477c]))) 0-: received signum (15), shutting down
[root at retv3130 RMSNFSMOUNT]# tail ssh%3A%2F%2Fgeorep-user%4010.2.1.60%3Afile%3A%2F%2F%2Fnfs.log
[2012-04-26 16:16:39.263871] I [gsyncd:290:main_i] <top>: syncing: gluster://localhost:RMSNFSMOUNT -> ssh://georep-user at hptv3130:/nfs
[2012-04-26 16:16:41.332690] E [syncdutils:133:log_raise_exception] <top>: FAIL:
Traceback (most recent call last):
  File "/opt/glusterfs/3.2.6/local/libexec/glusterfs/python/syncdaemon/syncdutils.py", line 154, in twrap
    tf(*aa)
  File "/opt/glusterfs/3.2.6/local/libexec/glusterfs/python/syncdaemon/repce.py", line 117, in listen
    rid, exc, res = recv(self.inf)
  File "/opt/glusterfs/3.2.6/local/libexec/glusterfs/python/syncdaemon/repce.py", line 41, in recv
    return pickle.load(inf)
EOFError
[root at retv3130 RMSNFSMOUNT]# tail ssh%3A%2F%2Froot%4010.2.1.60%3Afile%3A%2F%2F%2Fnfs.gluster.log
[2012-04-27 09:48:42.892842] I [rpc-clnt.c:1536:rpc_clnt_reconfig] 0-RMSNFSMOUNT-client-1: changing port to 24010 (from 0)
[2012-04-27 09:48:43.120749] I [client-handshake.c:1090:select_server_supported_programs] 0-RMSNFSMOUNT-client-0: Using Program GlusterFS 3.2.6, Num (1298437), Version (310)
[2012-04-27 09:48:43.121489] I [client-handshake.c:913:client_setvolume_cbk] 0-RMSNFSMOUNT-client-0: Connected to 10.170.1.222:24009, attached to remote volume '/nfs'.
[2012-04-27 09:48:43.121515] I [afr-common.c:3141:afr_notify] 0-RMSNFSMOUNT-replicate-0: Subvolume 'RMSNFSMOUNT-client-0' came back up; going online.
[2012-04-27 09:48:43.132904] I [fuse-bridge.c:3339:fuse_graph_setup] 0-fuse: switched to graph 0
[2012-04-27 09:48:43.133704] I [fuse-bridge.c:2927:fuse_init] 0-glusterfs-fuse: FUSE inited with protocol versions: glusterfs 7.13 kernel 7.13
[2012-04-27 09:48:43.135797] I [afr-common.c:1520:afr_set_root_inode_on_first_lookup] 0-RMSNFSMOUNT-replicate-0: added root inode
[2012-04-27 09:48:44.533289] W [fuse-bridge.c:2517:fuse_xattr_cbk] 0-glusterfs-fuse: 8: GETXATTR(trusted.glusterfs.9de3c1c8-a753-45a1-8042-b6a4872c5c3c.xtime) / => -1 (Transport endpoint is not connected)
[2012-04-27 09:48:44.544934] I [fuse-bridge.c:3241:fuse_thread_proc] 0-fuse: unmounting /tmp/gsyncd-aux-mount-uXCybC
[2012-04-27 09:48:44.545879] W [glusterfsd.c:727:cleanup_and_exit] (-->/lib64/libc.so.6(clone+0x6d) [0x31494e5ccd] (-->/lib64/libpthread.so.0() [0x3149c077f1] (-->/opt/glusterfs/3.2.6/sbin/glusterfs(glusterfs_sigwaiter+0x17c) [0x40477c]))) 0-: received signum (15), shutting down
[root at retv3130 RMSNFSMOUNT]# tail ssh%3A%2F%2Froot%4010.2.1.60%3Afile%3A%2F%2F%2Fnfs.log
  File "/opt/glusterfs/3.2.6/local/libexec/glusterfs/python/syncdaemon/libcxattr.py", line 34, in lgetxattr
    return cls._query_xattr( path, siz, 'lgetxattr', attr)
  File "/opt/glusterfs/3.2.6/local/libexec/glusterfs/python/syncdaemon/libcxattr.py", line 26, in _query_xattr
    cls.raise_oserr()
  File "/opt/glusterfs/3.2.6/local/libexec/glusterfs/python/syncdaemon/libcxattr.py", line 16, in raise_oserr
    raise OSError(errn, os.strerror(errn))
OSError: [Errno 107] Transport endpoint is not connected
[2012-04-27 09:49:14.846837] I [monitor(monitor):59:monitor] Monitor: ------------------------------------------------------------
[2012-04-27 09:49:14.847898] I [monitor(monitor):60:monitor] Monitor: starting gsyncd worker
[2012-04-27 09:49:14.930681] I [gsyncd:290:main_i] <top>: syncing: gluster://localhost:RMSNFSMOUNT -> ssh://hptv3130:/nfs


I'm out of ideas.  I've satisfied all the requirements I can find, and I'm not seeing anything in the logs that makes any sense to me as an error that I can fix.  Can anyone help?

Thanks!

Scot Kreienkamp
skreien at la-z-boy.com




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