[Gluster-users] Self Heal Issue GlusterFS 3.3.1

Tue Dec 3 05:47:49 UTC 2013

Hi,

I'm running glusterFS 3.3.1 on Centos 6.4.

Ø  Gluster volume status

Status of volume: glustervol

Gluster process                                         Port    Online  Pid

------------------------------------------------------------------------------

Brick KWTOCUATGS001:/mnt/cloudbrick                     24009   Y       20031

Brick KWTOCUATGS002:/mnt/cloudbrick                     24009   Y       1260

NFS Server on localhost                                                     38467   Y       43320

Self-heal Daemon on localhost                                    N/A     Y       43326

NFS Server on KWTOCUATGS002                             38467   Y       5842

Self-heal Daemon on KWTOCUATGS002                       N/A     Y       5848

The self heal stops working and application write only to 1 brick and it doesn't replicate. When I check /var/log/glusterfs/glustershd.log I see the following.:

[2013-12-03 05:42:32.033563] W [socket.c:410:__socket_keepalive] 0-socket: failed to set keep idle on socket 8
[2013-12-03 05:42:32.033646] W [socket.c:1876:socket_server_event_handler] 0-socket.glusterfsd: Failed to set keep-alive: Operation not supported
[2013-12-03 05:42:32.790473] I [client-handshake.c:1614:select_server_supported_programs] 0-glustervol-client-1: Using Program GlusterFS 3.3.2, Num (1298437), Version (330)
[2013-12-03 05:42:32.790840] I [client-handshake.c:1411:client_setvolume_cbk] 0-glustervol-client-1: Connected to 172.16.95.153:24009, attached to remote volume '/mnt/cloudbrick'.
[2013-12-03 05:42:32.790884] I [client-handshake.c:1423:client_setvolume_cbk] 0-glustervol-client-1: Server and Client lk-version numbers are not same, reopening the fds
[2013-12-03 05:42:32.791003] I [afr-common.c:3685:afr_notify] 0-glustervol-replicate-0: Subvolume 'glustervol-client-1' came back up; going online.
[2013-12-03 05:42:32.791161] I [client-handshake.c:453:client_set_lk_version_cbk] 0-glustervol-client-1: Server lk version = 1
[2013-12-03 05:42:32.795103] E [afr-self-heal-data.c:1321:afr_sh_data_open_cbk] 0-glustervol-replicate-0: open of <gfid:a7e88fd1-6e32-40ab-90f6-ea452242a7c6> failed on child glustervol-client-0 (Transport endpoint is not connected)
[2013-12-03 05:42:32.798064] E [afr-self-heal-data.c:1321:afr_sh_data_open_cbk] 0-glustervol-replicate-0: open of <gfid:081c6657-301a-42a4-9f95-6eeba6c67413> failed on child glustervol-client-0 (Transport endpoint is not connected)
[2013-12-03 05:42:32.799278] E [afr-self-heal-data.c:1321:afr_sh_data_open_cbk] 0-glustervol-replicate-0: open of <gfid:565f1358-449c-45e2-8535-93b5632c0d1e> failed on child glustervol-client-0 (Transport endpoint is not connected)
[2013-12-03 05:42:32.800636] E [afr-self-heal-data.c:1321:afr_sh_data_open_cbk] 0-glustervol-replicate-0: open of <gfid:9c7010ac-5c11-4561-8b86-5c4d6561f34e> failed on child glustervol-client-0 (Transport endpoint is not connected)
[2013-12-03 05:42:32.802223] E [afr-self-heal-data.c:1321:afr_sh_data_open_cbk] 0-glustervol-replicate-0: open of <gfid:25fd406f-63e0-4037-bb01-da282cbe4d76> failed on child glustervol-client-0 (Transport endpoint is not connected)
[2013-12-03 05:42:32.803339] E [afr-self-heal-data.c:1321:afr_sh_data_open_cbk] 0-glustervol-replicate-0: open of <gfid:a109c429-5885-499e-8711-09fdccd396f2> failed on child glustervol-client-0 (Transport endpoint is not connected)
[2013-12-03 05:42:32.804308] E [afr-self-heal-data.c:1321:afr_sh_data_open_cbk] 0-glustervol-replicate-0: open of <gfid:5a8fd3bf-9215-444c-b974-5c280f5699a6> failed on child glustervol-client-0 (Transport endpoint is not connected)
[2013-12-03 05:42:32.804877] I [client-handshake.c:1614:select_server_supported_programs] 0-glustervol-client-0: Using Program GlusterFS 3.3.2, Num (1298437), Version (330)
[2013-12-03 05:42:32.807517] I [client-handshake.c:1411:client_setvolume_cbk] 0-glustervol-client-0: Connected to 172.16.107.154:24009, attached to remote volume '/mnt/cloudbrick'.
[2013-12-03 05:42:32.807562] I [client-handshake.c:1423:client_setvolume_cbk] 0-glustervol-client-0: Server and Client lk-version numbers are not same, reopening the fds
[2013-12-03 05:42:32.810357] I [client-handshake.c:453:client_set_lk_version_cbk] 0-glustervol-client-0: Server lk version = 1
[2013-12-03 05:42:32.827437] E [afr-self-heal-data.c:764:afr_sh_data_fxattrop_fstat_done] 0-glustervol-replicate-0: Unable to self-heal contents of '<gfid:1262d40d-46a3-4e57-b07b-0fcc972c8403>' (possible split-brain). Please delete the file from all but the preferred subvolume.
[2013-12-03 05:42:39.205157] E [afr-self-heal-metadata.c:472:afr_sh_metadata_fix] 0-glustervol-replicate-0: Unable to self-heal permissions/ownership of '<gfid:c590e3fb-a376-4ac9-86a6-14a80814e06f>' (possible split-brain). Please fix the file on all backend volumes
[2013-12-03 05:42:39.215793] E [afr-self-heal-metadata.c:472:afr_sh_metadata_fix] 0-glustervol-replicate-0: Unable to self-heal permissions/ownership of '<gfid:c0660768-289f-48ac-b8e5-e5b5a3a4b965>' (possible split-brain). Please fix the file on all backend volumes

PLEASE ADVICE.

Thanks & Regards,
Bobby Jacob

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