[ClusterLabs] trace of Filesystem RA does not log

Lentes, Bernd bernd.lentes at helmholtz-muenchen.de
Mon Oct 14 08:04:26 EDT 2019

>> -----Original Message-----
>> From: Users [mailto:users-bounces at clusterlabs.org] On Behalf Of Lentes,
>> Bernd
>> Sent: 2019年10月11日 22:32
>> To: Pacemaker ML <users at clusterlabs.org>
>> Subject: [ClusterLabs] trace of Filesystem RA does not log
>> Hi,
>> occasionally the stop of a Filesystem resource for an OCFS2 Partition fails to
>> stop.
> Which SLE version are you using?
> When ocfs2 file system stop fails, that means the umount process is hung?
> Could you cat that process stack via /proc/xxx/stack?
> Of course, you also can use o2locktop to identify if there is any active/hanged
> dlm lock at that moment.

I'm using SLES 12 SP4. I don't know exactly why umount isn't working or if it hangs, that's why
i tried to trace the stop operation to have more infos.
I will test o2locktop.
What do you mean by "/proc/xxx/stack" ?
The stack of which process should i investigate ? umount ?


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