using virtual synchrony for CTDB

simo idra at
Fri Oct 6 20:26:31 GMT 2006

On Fri, 2006-10-06 at 13:15 -0700, Tracy Camp wrote:
> CTDB appears to want a semantic where every node is free to asynchronously 
> issue and handle messages without regard to other nodes issueing or 
> handling messages.  The whole point of the DMASTER, LMASTER concepts 
> appears to avoid needing to broadcast state to every cluster member. 

Yes this is exactly what CTDB is meant to. We don't need cluster-wide
coherency at all, and we don't want the overhead it implies.


Simo Sorce
Samba Team GPL Compliance Officer
email: idra at

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