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Re: [Linux-cluster] Interfacing csnap to cluster stack

On Thursday 07 October 2004 12:08, Lon Hohberger wrote:
> On Thu, 2004-10-07 at 02:07, David Teigland wrote:
> > Using DLM locks is a third way you might
> > solve this problem without using SM or RM; I don't understand the
> > details of how that might work yet but it sounds interesting.
> It's primarily because it assumes that the DLM or GuLM can ensure
> that only one exclusive lock is granted at a time.  Because of this,
> the holder of the lock would thereby become the csnap master server,
> and the old master will either have been fenced or relinquished its
> duties willfully (and thus is no longer a threat).

Suppose that the winner of the race to get the exclusive lock is a bad 
choice to run the server.  Perhaps it has a fast connection to the net 
but is connected to the disk over the network instead of directly like 
the other nodes.   How do you fix that, within this model?



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