[DRBD-user] Cannot access folder on one node

[Felix Frank]

>>> Are you using GFS or OCFS2?
>>>
>>> Are there any FS-specific diagnostics you can run against yours?
>>
>> No, I decided for XFS.
>>
>> I am afraid that something does not sync properly: A file created on
>> machine 2 is not appearing on machine 1. :-/
> 
> XFS? As in the non-clustered XFS? That will not work as you expect…

Indeed: http://www.drbd.org/users-guide/s-dual-primary-mode.html