[Ocfs2-users] Cluster lockup when one node fails

[Sitansu Mohanty]

Hi Srini,

Thanks for your reply,  yes node is getting panic, some time it is pingig
and sometime it is not

Below is the log message attached for your reference.
Jun 30 15:29:00 XXXXXXXXXXXX kernel:
(kworker/u:1,23886,4):dlm_do_assert_master:1665 ERROR: Error -112 when
sending message 502 (key 0xe1f6c89a) to node 0
Jun 30 15:29:00 XXXXXXXXXXXX kernel:
(python,30105,5):dlm_do_master_request:1332 ERROR: link to 0 went down!
Jun 30 15:29:00 XXXXXXXXXXXX kernel:
(python,30105,5):dlm_get_lock_resource:917 ERROR: status = -112
Jun 30 15:29:00 XXXXXXXXXXXX kernel: o2net: Connected to node XXXXXXXXXXXX
(num 0) at xxx.xx.xxx.xx:7777
Jun 30 16:17:33 XXXXXXXXXXXX kernel: o2net: Connection to node XXXXXXXXXXXX
(num 3) at xxx.xx.xxx.xx:7777 shutdown, state 8
Jun 30 16:17:33 XXXXXXXXXXXX kernel: o2net: No longer connected to
XXXXXXXXXXXX (num 3) at xxx.xx.xxx.xx:7777
Jun 30 16:17:33 XXXXXXXXXXXX kernel: o2net: Accepted connection from
XXXXXXXXXXXX (num 3) at xxx.xx.xxx.xx:7777
Jun 30 16:35:22 XXXXXXXXXXXX kernel: o2net: Connection to node XXXXXXXXXXXX
(num 0) at xxx.xx.xxx.xx:7777 has been idle for 60.123 secs, shutting it
down.
Jun 30 16:35:22 XXXXXXXXXXXX kernel: o2net: No longer connected to node
XXXXXXXXXXXX (num 0) at xxx.xx.xxx.xx:7777
Jun 30 16:35:22 XXXXXXXXXXXX kernel: o2net: Connected to node XXXXXXXXXXXX
(num 0) at xxx.xx.xxx.xx:7777


And below is the details attached for your reference.
/etc/init.d/o2cb status
Driver for "configfs": Loaded
Filesystem "configfs": Mounted
Stack glue driver: Loaded
Stack plugin "o2cb": Loaded
Driver for "ocfs2_dlmfs": Loaded
Filesystem "ocfs2_dlmfs": Mounted
Checking O2CB cluster "c2b7203fc6cacd2a": Online
  Heartbeat dead threshold: 31
  Network idle timeout: 60000
  Network keepalive delay: 2000
  Network reconnect delay: 2000
  Heartbeat mode: Global
Checking O2CB heartbeat: Active
  0004FB0000050000DBA4FB2E32B64D87 /dev/dm-0
Nodes in O2CB cluster: 0 1 2 3 4
Active userdlm domains: ovm

Regards,
Sitansu

On Tue, Jul 1, 2014 at 12:10 AM, Srinivas Eeda <srinivas.eeda at oracle.com>
wrote:

>  Can you please describe what you mean by "fails" ... did the node panic?
> What are the timeout values ? What kernel version are you using ?
>
>
> On 06/30/2014 10:54 AM, Sitansu Mohanty wrote:
>
>  Hi,
> what is the answer to the below post, i am facing the same issue.
> https://oss.oracle.com/pipermail/ocfs2-users/2009-May/003559.html
>
> Please help !
>
> --
> Regards
> Sitansu Prasad Mohanty
> Mob:-09382226266
> E-mail:2sitansu at gmail.com
> Chennai-94
>
>
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-- 
Regards
Sitansu Prasad Mohanty
Mob:-09382226266
E-mail:2sitansu at gmail.com
Chennai-94
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