Re: Is there any open source tools using votequorum's quorum device now

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On 6/8/2012 8:15 AM, george wrote:
> Hi,
> 
> 2012/6/8 Fabio M. Di Nitto <fdinitto@xxxxxxxxxx
> <mailto:fdinitto@xxxxxxxxxx>>
> 
>     On 6/8/2012 7:38 AM, george wrote:
>     > hi,
>     >
>     > I found votequorum support QUORUM_DEVICE(qdisk in cman
>     previously), and
>     >  is there any open source tools using quorum device now ?
> 
>     the QUORUM_DEVICE api is not built in votequorum and marked
>     EXPERIMENTAL.
> 
>     It is NOT supported at the moment.
> 
>     Most of the functionality that a quorum device provides, have been
>     replaced by wait_for_all, last_man_standing and auto_tie_breaker
>     features in votequorum, that would make a use of a quorum device
>     completely unnecessary.
> 
> 
> The behavior of auto_tie_breaker in the scenarios of  split brain is
> the set of nodes that are still in contact with the node 
> that has the lowest nodeid will remain quorate. But I think it is
> a arbitrary behavior,because maybe the quorate nodes can't 
> provide the services,on the contrary the nodes can't contact with the
> lowest nodeid could provide the services.
> 
> So I need another way to determine which partition could provide the
> service correctly, like ping the gateway.
> 
> 
>     There are no tools that use that API yet, but some work is in progress.
> 

That´s why work is in progress. Just not there yet.

Fabio
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