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From Dmitriy Setrakyan <dsetrak...@apache.org>
Subject Re: Sort nodes in the ring in order to minimize the number of reconnections
Date Thu, 19 Jan 2017 17:51:18 GMT
I agree with Yakov. Having an integer as region ID should be sufficient to
support all the use cases.

On Thu, Jan 19, 2017 at 4:37 AM, Yakov Zhdanov <yzhdanov@apache.org> wrote:

> Alexander, as far as I remember we talked about having cluster id set via
> TcpDiscoverySpi configuration and also via system property.
>
> What do you mean by "existence of sufficient comparator"? If we require
> that attribute is integer then we don't have any problems. If it is not
> integer then you should throw exception on start.
>
> I repeat this once again - we need to (1)prevent our users from falling
> into terrible discovery issues (which are hard to debug) if users provide
> inconsistent comparators on different nodes, but we also need to have
> (2)full flexibility and control over nodes ordering. I think if we don't
> have comparator on public API then we are still OK with both points above.
> Therefore, I would like you to implement this feature using the approach we
> agreed on before. Let me know if you want me to take a look at the code
> before you proceed.
>
> --Yakov
>

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