[Gluster-users] Glusterfs gives up with endpoint not connected

[Pranith Kumar K]

On 03/28/2013 03:48 PM, Daniel Müller wrote:
> Dear all,
>
> Right out of the blue glusterfs is not working fine any more every now end
> the it stops working telling me,
> Endpoint not connected and writing core files:
>
> [root at tuepdc /]# file core.15288
> core.15288: ELF 64-bit LSB core file AMD x86-64, version 1 (SYSV),
> SVR4-style, from 'glusterfs'
>
> My Version:
> [root at tuepdc /]# glusterfs --version
> glusterfs 3.2.0 built on Apr 22 2011 18:35:40
> Repository revision: v3.2.0
> Copyright (c) 2006-2010 Gluster Inc. <http://www.gluster.com>
> GlusterFS comes with ABSOLUTELY NO WARRANTY.
> You may redistribute copies of GlusterFS under the terms of the GNU Affero
> General Public License.
>
> My /var/log/glusterfs/bricks/raid5hs-glusterfs-export.log
>
> [2013-03-28 10:47:07.243980] I [server.c:438:server_rpc_notify]
> 0-sambavol-server: disconnected connection from 192.168.130.199:1023
> [2013-03-28 10:47:07.244000] I
> [server-helpers.c:783:server_connection_destroy] 0-sambavol-server:
> destroyed connection of
> tuepdc.local-16600-2013/03/28-09:32:28:258428-sambavol-client-0
>
>
> [root at tuepdc bricks]# gluster volume info
>
> Volume Name: sambavol
> Type: Replicate
> Status: Started
> Number of Bricks: 2
> Transport-type: tcp
> Bricks:
> Brick1: 192.168.130.199:/raid5hs/glusterfs/export
> Brick2: 192.168.130.200:/raid5hs/glusterfs/export
> Options Reconfigured:
> network.ping-timeout: 5
> performance.quick-read: on
>
> Gluster is running on ext3 raid5 HS on both hosts
> [root at tuepdc bricks]# mdadm  --detail /dev/md0
> /dev/md0:
>          Version : 0.90
>    Creation Time : Wed May 11 10:08:30 2011
>       Raid Level : raid5
>       Array Size : 1953519872 (1863.02 GiB 2000.40 GB)
>    Used Dev Size : 976759936 (931.51 GiB 1000.20 GB)
>     Raid Devices : 3
>    Total Devices : 4
> Preferred Minor : 0
>      Persistence : Superblock is persistent
>
>      Update Time : Thu Mar 28 11:13:21 2013
>            State : clean
>   Active Devices : 3
> Working Devices : 4
>   Failed Devices : 0
>    Spare Devices : 1
>
>           Layout : left-symmetric
>       Chunk Size : 64K
>
>             UUID : c484e093:018a2517:56e38f5e:1a216491
>           Events : 0.250
>
>      Number   Major   Minor   RaidDevice State
>         0       8       49        0      active sync   /dev/sdd1
>         1       8       65        1      active sync   /dev/sde1
>         2       8       97        2      active sync   /dev/sdg1
>
>         3       8       81        -      spare   /dev/sdf1
>
> [root at tuepdc glusterfs]# tail -f  mnt-glusterfs.log
> [2013-03-28 10:57:40.882566] I [rpc-clnt.c:1531:rpc_clnt_reconfig]
> 0-sambavol-client-0: changing port to 24009 (from 0)
> [2013-03-28 10:57:40.883636] I [rpc-clnt.c:1531:rpc_clnt_reconfig]
> 0-sambavol-client-1: changing port to 24009 (from 0)
> [2013-03-28 10:57:44.806649] I
> [client-handshake.c:1080:select_server_supported_programs]
> 0-sambavol-client-0: Using Program GlusterFS-3.1.0, Num (1298437), Version
> (310)
> [2013-03-28 10:57:44.806857] I [client-handshake.c:913:client_setvolume_cbk]
> 0-sambavol-client-0: Connected to 192.168.130.199:24009, attached to remote
> volume '/raid5hs/glusterfs/export'.
> [2013-03-28 10:57:44.806876] I [afr-common.c:2514:afr_notify]
> 0-sambavol-replicate-0: Subvolume 'sambavol-client-0' came back up; going
> online.
> [2013-03-28 10:57:44.811557] I [fuse-bridge.c:3316:fuse_graph_setup] 0-fuse:
> switched to graph 0
> [2013-03-28 10:57:44.811773] I [fuse-bridge.c:2897:fuse_init]
> 0-glusterfs-fuse: FUSE inited with protocol versions: glusterfs 7.13 kernel
> 7.10
> [2013-03-28 10:57:44.812139] I [afr-common.c:836:afr_fresh_lookup_cbk]
> 0-sambavol-replicate-0: added root inode
> [2013-03-28 10:57:44.812217] I
> [client-handshake.c:1080:select_server_supported_programs]
> 0-sambavol-client-1: Using Program GlusterFS-3.1.0, Num (1298437), Version
> (310)
> [2013-03-28 10:57:44.812767] I [client-handshake.c:913:client_setvolume_cbk]
> 0-sambavol-client-1: Connected to 192.168.130.200:24009, attached to remote
> volume '/raid5hs/glusterfs/export'.
>
>
>
>
> How can I fix this issue!??
>
> Daniel
>
> -----------------------------------------------
> EDV Daniel Müller
>
> Leitung EDV
> Tropenklinik Paul-Lechler-Krankenhaus
> Paul-Lechler-Str. 24
> 72076 Tübingen
>
> Tel.: 07071/206-463, Fax: 07071/206-499
> eMail: mueller at tropenklinik.de
> Internet: www.tropenklinik.de
> -----------------------------------------------
>
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Could you paste the traceback that is printed in the log file of the 
mount for that crash.

search for "crash" in the logs. You will see the trace after that. Paste 
that here.

Pranith.