[Bugs] [Bug 1218589] New: Snapshots failing on tiered volumes (with EC)

[bugzilla at redhat.com]

https://bugzilla.redhat.com/show_bug.cgi?id=1218589

            Bug ID: 1218589
           Summary: Snapshots failing on tiered volumes (with EC)
           Product: GlusterFS
           Version: mainline
         Component: tiering
          Assignee: bugs at gluster.org
          Reporter: annair at redhat.com
        QA Contact: bugs at gluster.org
                CC: bugs at gluster.org



Created attachment 1022152
  --> https://bugzilla.redhat.com/attachment.cgi?id=1022152&action=edit
sosreports

Description of problem:
Seeing failures while trying to snap a tiered volume 

Version-Release number of selected component (if applicable):
glusterfs-server-3.7dev-0.994.git0d36d4f.el6.x86_64


How reproducible:


Steps to Reproduce:
1. Created a tiered volume [Distribute (Hot) + EC (Cold)]
2. Mount the volume on the clinet and start linux untar on the mount
3. While the untar is happening, take snapshots

Actual results:
Snapshot are failing.
[2015-05-05 14:59:36.250915] I
[glusterd-handler.c:1317:__glusterd_handle_cli_get_volume] 0-glusterd: Received
get vol req
[2015-05-05 14:59:36.251808] I
[glusterd-handler.c:1317:__glusterd_handle_cli_get_volume] 0-glusterd: Received
get vol req
[2015-05-05 14:59:36.252740] I
[glusterd-handler.c:1317:__glusterd_handle_cli_get_volume] 0-glusterd: Received
get vol req
[2015-05-05 15:03:21.723471] I [socket.c:3432:socket_submit_reply]
0-socket.management: not connected (priv->connected = -1)
[2015-05-05 15:03:21.723488] E [rpcsvc.c:1299:rpcsvc_submit_generic]
0-rpc-service: failed to submit message (XID: 0x1, Program: GlusterD svc cli,
ProgVers: 2, Proc: 39) to rpc-transport (socket.management)
[2015-05-05 15:03:21.723499] E [glusterd-utils.c:409:glusterd_submit_reply] 0-:
Reply submission failed
[2015-05-05 15:07:13.759341] W [glusterd-mgmt.c:190:gd_mgmt_v3_brick_op_fn]
0-management: snapshot brickop failed
[2015-05-05 15:07:13.759356] E [glusterd-mgmt.c:943:glusterd_mgmt_v3_brick_op]
0-management: Brick ops failed for operation Snapshot on local node
[2015-05-05 15:07:13.759362] E
[glusterd-mgmt.c:2028:glusterd_mgmt_v3_initiate_snap_phases] 0-management:
Brick Ops Failed
[2015-05-05 15:08:19.961699] I [socket.c:3432:socket_submit_reply]
0-socket.management: not connected (priv->connected = -1)
[2015-05-05 15:08:19.961717] E [rpcsvc.c:1299:rpcsvc_submit_generic]
0-rpc-service: failed to submit message (XID: 0x1, Program: GlusterD svc cli,
ProgVers: 2, Proc: 39) to rpc-transport (socket.management)
[2015-05-05 15:08:19.961727] E [glusterd-utils.c:409:glusterd_submit_reply] 0-:
Reply submission failed
[2015-05-05 15:10:36.465294] I
[glusterd-handler.c:1317:__glusterd_handle_cli_get_volume] 0-glusterd: Received
get vol req
[2015-05-05 15:10:36.466208] I
[glusterd-handler.c:1317:__glusterd_handle_cli_get_volume] 0-glusterd: Received
get vol req
[2015-05-05 15:10:36.467075] I
[glusterd-handler.c:1317:__glusterd_handle_cli_get_volume] 0-glusterd: Received
get vol req
[2015-05-05 15:12:33.198395] E [glusterd-op-sm.c:220:glusterd_get_txn_opinfo]
(--> /usr/lib64/libglusterfs.so.0(_gf_log_callingfn+0x1e0)[0x3246822140] (-->
/usr/lib64/glusterfs/3.7dev/xlator/mgmt/glusterd.so(glusterd_get_txn_opinfo+0x197)[0x7fa5e8f4a7b7]
(-->
/usr/lib64/glusterfs/3.7dev/xlator/mgmt/glusterd.so(__glusterd_handle_stage_op+0x1f0)[0x7fa5e8f2d9e0]
(-->
/usr/lib64/glusterfs/3.7dev/xlator/mgmt/glusterd.so(glusterd_big_locked_handler+0x3f)[0x7fa5e8f2ad7f]
(--> /usr/lib64/libglusterfs.so.0(synctask_wrap+0x12)[0x3246861c72] )))))
0-management: Unable to get transaction opinfo for transaction ID :
5cc2bef3-3914-45eb-be68-529fbb2cb8d4


Expected results:
Snapshot create should e sucessful.

Additional info:

Attaching logs.

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