[Ocfs-users] OCFS Hang

[Sunil Mushran]

alt-sysreq-t will be helpful. It dumps the status of all the
processes into /var/log/messages.

For a quicker turnaround, contact oracle support.

Doering, Randy wrote:

> Greetings,
>
> Having read about the previous OSFS hangs, I think this one that we 
> are seeing is different, but I’m not sure if this is caused by OCFS or 
> the Linux OS.
>
> We are running OCFS Version 1.09 with Linux AS 3.0/9i RAC.
>
> We have a 2 node Intel Cluster (Node 1 and Node 2). This morning the 
> DBA tried to do an “ls” command on /u06/oradata/database and his 
> process hung. I tried to kill his “ls” process and it is unkillable. 
> On Node 2, the “ls” on /u06/oradata/database worked fine. All of the 
> other file systems (on both nodes) are fine.
>
> Also, what we can’t get rid of is this process:
>
> oracle 23593 1 95 10:00 ? 04:45:11 oracleXYZ2 
> (DESCRIPTION=(LOCAL=YES)(ADDRESS=(PROTOCOL=beq)))
>
> and it’s been accumulating CPU time since the hang. I’m unsure if this 
> process is a victim or the cause of the hangs.
>
> I hope that I have provided enough information about the situation. If 
> not, let me know and I’ll get more.
>
> Regards,
>
> Randy
>
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