[Gluster-users] Geo-Replication just won't go past 1TB - half the replication process crashing?

Thu Sep 5 14:26:04 UTC 2013

Looks like the slave stopped logging things just before the sending brick
did:

[2013-09-01 14:56:45.13972] I [gsyncd(slave):354:main_i] <top>: syncing:
file:///data/docstore1
[2013-09-01 14:56:45.15433] I [resource(slave):453:service_loop] FILE:
slave listening
[2013-09-01 15:57:34.592938] I [repce(slave):78:service_loop] RepceServer:
terminating on reaching EOF.
[2013-09-01 15:57:34.593383] I [syncdutils(slave):142:finalize] <top>:
exiting.
[2013-09-01 15:57:45.374301] I [gsyncd(slave):354:main_i] <top>: syncing:
file:///data/docstore1
[2013-09-01 15:57:45.375871] I [resource(slave):453:service_loop] FILE:
slave listening
[2013-09-01 16:02:09.115976] I [repce(slave):78:service_loop] RepceServer:
terminating on reaching EOF.
[2013-09-01 16:02:09.116446] I [syncdutils(slave):142:finalize] <top>:
exiting.
[2013-09-01 16:02:19.869340] I [gsyncd(slave):354:main_i] <top>: syncing:
file:///data/docstore1
[2013-09-01 16:02:19.870598] I [resource(slave):453:service_loop] FILE:
slave listening
[2013-09-01 16:32:58.701617] I [repce(slave):78:service_loop] RepceServer:
terminating on reaching EOF.
[2013-09-01 16:32:58.702126] I [syncdutils(slave):142:finalize] <top>:
exiting.
[2013-09-01 16:33:09.456556] I [gsyncd(slave):354:main_i] <top>: syncing:
file:///data/docstore1
[2013-09-01 16:33:09.458009] I [resource(slave):453:service_loop] FILE:
slave listening
[2013-09-01 21:47:13.442514] I [repce(slave):78:service_loop] RepceServer:
terminating on reaching EOF.
[2013-09-01 21:47:13.442899] I [syncdutils(slave):142:finalize] <top>:
exiting.
[2013-09-01 21:47:24.240978] I [gsyncd(slave):354:main_i] <top>: syncing:
file:///data/docstore1
[2013-09-01 21:47:24.242424] I [resource(slave):453:service_loop] FILE:
slave listening
[2013-09-02 02:12:14.26339] I [repce(slave):78:service_loop] RepceServer:
terminating on reaching EOF.
[2013-09-02 02:12:14.26809] I [syncdutils(slave):142:finalize] <top>:
exiting.
[2013-09-02 02:12:24.818355] I [gsyncd(slave):354:main_i] <top>: syncing:
file:///data/docstore1
[2013-09-02 02:12:24.820008] I [resource(slave):453:service_loop] FILE:
slave listening
[2013-09-02 02:16:14.525187] I [repce(slave):78:service_loop] RepceServer:
terminating on reaching EOF.
[2013-09-02 02:16:14.525675] I [syncdutils(slave):142:finalize] <top>:
exiting.
[2013-09-02 02:16:25.263712] I [gsyncd(slave):354:main_i] <top>: syncing:
file:///data/docstore1
[2013-09-02 02:16:25.265168] I [resource(slave):453:service_loop] FILE:
slave listening
[2013-09-02 02:37:39.315608] I [repce(slave):78:service_loop] RepceServer:
terminating on reaching EOF.
[2013-09-02 02:37:39.316071] I [syncdutils(slave):142:finalize] <top>:
exiting.
[2013-09-02 02:37:50.78136] I [gsyncd(slave):354:main_i] <top>: syncing:
file:///data/docstore1
[2013-09-02 02:37:50.79577] I [resource(slave):453:service_loop] FILE:
slave listening

On Thu, Sep 5, 2013 at 10:09 AM, Venky Shankar <yknev.shankar at gmail.com>wrote:

> Could you also provide the slave logs? (log location on the
> slave: /var/log/glusterfs/geo-replication-slaves)
>
> Thanks,
> -venky
>
>
> On Thu, Sep 5, 2013 at 7:29 PM, Tony Maro <tonym at evrichart.com> wrote:
>
>> I'm trying to create a new Geo-Rep of about 3 TB of data currently stored
>> in a 2 brick mirror config. Obviously the geo-rep destination is a third
>> server.
>>
>> This is my 150th attempt.  Okay, maybe not that far, but it's pretty darn
>> bad.
>>
>> Replication works fine until I hit around 1TB of data sync'd, then it
>> just stalls.  For the past two days it hasn't gone past 1050156672 bytes
>> sync'd to the destination server.
>>
>> I did some digging in the logs and it looks like the brick that's running
>> the geo-rep process thinks it's syncing:
>>
>> [2013-09-05 09:45:37.354831] D [master:386:crawl] GMaster: syncing
>> ./evds3/Sky_Main_66/00/00/08/00000863.enc ...
>> [2013-09-05 09:45:37.358669] D [master:386:crawl] GMaster: syncing
>> ./evds3/Sky_Main_66/00/00/08/0000083b.enc ...
>> [2013-09-05 09:45:37.362251] D [master:386:crawl] GMaster: syncing
>> ./evds3/Sky_Main_66/00/00/08/0000087b.enc ...
>> [2013-09-05 09:45:37.366027] D [master:386:crawl] GMaster: syncing
>> ./evds3/Sky_Main_66/00/00/08/00000834.enc ...
>> [2013-09-05 09:45:37.369752] D [master:386:crawl] GMaster: syncing
>> ./evds3/Sky_Main_66/00/00/08/00000845.enc ...
>> [2013-09-05 09:45:37.373528] D [master:386:crawl] GMaster: syncing
>> ./evds3/Sky_Main_66/00/00/08/00000864.enc ...
>> [2013-09-05 09:45:37.377037] D [master:386:crawl] GMaster: syncing
>> ./evds3/Sky_Main_66/00/00/08/0000087f.enc ...
>> [2013-09-05 09:45:37.391432] D [master:386:crawl] GMaster: syncing
>> ./evds3/Sky_Main_66/00/00/08/00000897.enc ...
>> [2013-09-05 09:45:37.395059] D [master:386:crawl] GMaster: syncing
>> ./evds3/Sky_Main_66/00/00/08/00000829.enc ...
>> [2013-09-05 09:45:37.398725] D [master:386:crawl] GMaster: syncing
>> ./evds3/Sky_Main_66/00/00/08/00000816.enc ...
>> [2013-09-05 09:45:37.402559] D [master:386:crawl] GMaster: syncing
>> ./evds3/Sky_Main_66/00/00/08/000008cc.enc ...
>> [2013-09-05 09:45:37.406450] D [master:386:crawl] GMaster: syncing
>> ./evds3/Sky_Main_66/00/00/08/000008d2.enc ...
>> [2013-09-05 09:45:37.410310] D [master:386:crawl] GMaster: syncing
>> ./evds3/Sky_Main_66/00/00/08/000008df.enc ...
>> [2013-09-05 09:45:37.414344] D [master:386:crawl] GMaster: syncing
>> ./evds3/Sky_Main_66/00/00/08/000008bd.enc ...
>> [2013-09-05 09:45:37.438173] D [master:386:crawl] GMaster: syncing
>> ./evds3/Sky_Main_66/volume.info ...
>> [2013-09-05 09:45:37.441675] D [master:386:crawl] GMaster: syncing
>> ./evds3/Sky_Main_66/volume.enc ...
>>
>> But, *those files never appear on the destination server,* however the
>> containing folders are there, just empty.
>>
>> Also, the other log file (...gluster.log) in the geo-replication log
>> folder that matches the destination stopped updating when the syncing
>> stopped apparently.  It's last timestamp is from the 2nd, which is the last
>> time data transferred.
>>
>> The last bit from that log file is as such:
>>
>>
>> +------------------------------------------------------------------------------+
>> [2013-09-02 06:37:50.109730] I [rpc-clnt.c:1654:rpc_clnt_reconfig]
>> 0-docstore1-client-1: changing port to 24009 (from 0)
>> [2013-09-02 06:37:50.109857] I [rpc-clnt.c:1654:rpc_clnt_reconfig]
>> 0-docstore1-client-0: changing port to 24009 (from 0)
>> [2013-09-02 06:37:54.097468] I
>> [client-handshake.c:1614:select_server_supported_programs]
>> 0-docstore1-client-1: Using Program GlusterFS 3.3.2, Num (1298437), Version
>> (330)
>> [2013-09-02 06:37:54.097973] I
>> [client-handshake.c:1411:client_setvolume_cbk] 0-docstore1-client-1:
>> Connected to 10.200.1.6:24009, attached to remote volume
>> '/data/docstore1'.
>> [2013-09-02 06:37:54.098005] I
>> [client-handshake.c:1423:client_setvolume_cbk] 0-docstore1-client-1: Server
>> and Client lk-version numbers are not same, reopening the fds
>> [2013-09-02 06:37:54.098094] I [afr-common.c:3685:afr_notify]
>> 0-docstore1-replicate-0: Subvolume 'docstore1-client-1' came back up; going
>> online.
>> [2013-09-02 06:37:54.098274] I
>> [client-handshake.c:453:client_set_lk_version_cbk] 0-docstore1-client-1:
>> Server lk version = 1
>> [2013-09-02 06:37:54.098619] I
>> [client-handshake.c:1614:select_server_supported_programs]
>> 0-docstore1-client-0: Using Program GlusterFS 3.3.2, Num (1298437), Version
>> (330)
>> [2013-09-02 06:37:54.099191] I
>> [client-handshake.c:1411:client_setvolume_cbk] 0-docstore1-client-0:
>> Connected to 10.200.1.5:24009, attached to remote volume
>> '/data/docstore1'.
>> [2013-09-02 06:37:54.099222] I
>> [client-handshake.c:1423:client_setvolume_cbk] 0-docstore1-client-0: Server
>> and Client lk-version numbers are not same, reopening the fds
>> [2013-09-02 06:37:54.105891] I [fuse-bridge.c:4191:fuse_graph_setup]
>> 0-fuse: switched to graph 0
>> [2013-09-02 06:37:54.106039] I
>> [client-handshake.c:453:client_set_lk_version_cbk] 0-docstore1-client-0:
>> Server lk version = 1
>> [2013-09-02 06:37:54.106179] I [fuse-bridge.c:3376:fuse_init]
>> 0-glusterfs-fuse: FUSE inited with protocol versions: glusterfs 7.13 kernel
>> 7.17
>> [2013-09-02 06:37:54.108766] I
>> [afr-common.c:2022:afr_set_root_inode_on_first_lookup]
>> 0-docstore1-replicate-0: added root inode
>>
>>
>> This is driving me nuts - I've been working on getting Geo-Replication
>> working for over 2 months now without any success.
>>
>> Status on the geo-rep shows OK:
>>
>> root at gfs6:~# gluster volume geo-replication docstore1
>> ssh://root@backup-ds2.gluster:/data/docstore1 status
>> MASTER               SLAVE
>>  STATUS
>>
>> --------------------------------------------------------------------------------
>> docstore1            ssh://root@backup-ds2.gluster:/data/docstore1
>>  OK
>> root at gfs6:~#
>>
>> Here's the config:
>>
>> root at gfs6:~# gluster volume geo-replication docstore1
>> ssh://root@backup-ds2.gluster:/data/docstore1 config
>> log_level: DEBUG
>> gluster_log_file:
>> /var/log/glusterfs/geo-replication/docstore1/ssh%3A%2F%2Froot%4010.200.1.12%3Afile%3A%2F%2F%2Fdata%2Fdocstore1.gluster.log
>> ssh_command: ssh -oPasswordAuthentication=no -oStrictHostKeyChecking=no
>> -i /var/lib/glusterd/geo-replication/secret.pem
>> session_owner: 24f8c92d-723e-4513-9593-40ef4b7e766a
>> remote_gsyncd: /usr/lib/glusterfs/glusterfs/gsyncd
>> state_file:
>> /var/lib/glusterd/geo-replication/docstore1/ssh%3A%2F%2Froot%4010.200.1.12%3Afile%3A%2F%2F%2Fdata%2Fdocstore1.status
>> gluster_command_dir: /usr/sbin/
>> pid_file:
>> /var/lib/glusterd/geo-replication/docstore1/ssh%3A%2F%2Froot%4010.200.1.12%3Afile%3A%2F%2F%2Fdata%2Fdocstore1.pid
>> log_file:
>> /var/log/glusterfs/geo-replication/docstore1/ssh%3A%2F%2Froot%4010.200.1.12%3Afile%3A%2F%2F%2Fdata%2Fdocstore1.log
>> gluster_params: xlator-option=*-dht.assert-no-child-down=true
>> root at gfs6:~#
>>
>> I'm running Ubuntu packages 3.3.2-ubuntu1-precise2 from the ppa.  Any
>> ideas for why it's stalling?
>>
>>
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>> Gluster-users at gluster.org
>> http://supercolony.gluster.org/mailman/listinfo/gluster-users
>>
>
>

-- 
Thanks,

*Tony Maro*
Chief Information Officer
EvriChart • www.evrichart.com
Advanced Records Management
Office | 888.801.2020 • 304.536.1290
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