On Tue, 17 Oct 2006 11:17:23 -0500, Mark Zelden <[EMAIL PROTECTED]> 
wrote:
>
>....  The system not in the plex will reserve the catalog when
>needed but nothing will stop that system from updating the catlog
>while the systems in the GRSplex/MIIplex may be updating it.
>
If the system that is not in the plex RESERVEs the volume, the systems
in the plex will not be able to access it.  One of them might have
already ENQueued on a catalog and read parts of it in preparation for
making an update, which it can't make until the RESERVE is released.
At that time, the update that it was preparing to make may no longer
be valid.

Perhaps this is what you meant.

Tom Marchant

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