[infinispan-dev] HotRod, ClientIntelligence and client-side key location

[Mircea Markus]

On 14 Apr 2010, at 10:22, Galder Zamarreno wrote:

> Apologies for the delay getting back to this. I think Mircea does have a point here. 
> 
> I think his suggestion might make the the hash function parameters more future proof at the cost of a vInt for the parameter number and a String with the parameter name in the response.
+1. This is more generic and the cost is only one additional param (int?), that's only sent once per HR client.
> 
> I can't however give individual examples on parameters that'd be needed in the future.
What about virtual node count, for a function that uses virtual nodes?
> 
> Mircea, what did you refer to by sending number of owners? We already do that in the current protocol spec.
I missed that.
> 
> Cheers,
> 
> ----- "Mircea Markus" <mircea.markus at jboss.com> wrote:
> 
>> On 6 Apr 2010, at 19:37, Manik Surtani wrote:
>> 
>>> 
>>> On 2 Apr 2010, at 00:59, Mircea Markus wrote:
>>> 
>>>>> I foresee making the hash space size a tuning parameter in the
>> future.  This is independent of hash function used.   
>>>> Are all the hash functions going to have an hash space parameter?
>> Other functions might need some additional config params. What about
>> not "hardcoding" params in the protocol itself, but use a generic way
>> to send them over:
>>>> ... bytes[ h f version] [param number] [param name 1] [param value
>> 1] etc.
>>>> Each function should be able to read its own params. 
>>> 
>>> 
>>> I don't see what other params could exist?  Any examples?
>> nr of virtual nodes for a different implementation. In future we might
>> also want to send the number of owners. Another impl might come with
>> its own params.
>>> 
>>> --
>>> Manik Surtani
>>> manik at jboss.org
>>> Lead, Infinispan
>>> Lead, JBoss Cache
>>> http://www.infinispan.org
>>> http://www.jbosscache.org
>>> 
>>> 
>>> 
>>> 
>>> 
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>> 
>> 
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