[infinispan-dev] ISPN-3051 configuration

[Pedro Ruivo]

On 09/09/2013 10:18 AM, Dan Berindei wrote:
> Hi guys
>
> As you know, I'm working on ISPN-3051, allowing each node to take a
> higher or lower proportion of the entries in the cache. I've implemented
> this by adding a float "loadFactor" setting in each node's
> configuration, with 1 being the default and any positive value being
> accepted (including 0).
>
> There are two questions I wanted to ask you about the configuration:
>
> 1. What do you think about the "loadFactor" name? I started having
> doubts about it, since it has a very different meaning in HashMap. I
> have come up with a couple alternatives, but I don't love any of them:
> "proportionalLoad" and "proportionalCapacity".

I think capacity is a good name...

>
> 2. Where should we put this setting? I have added it as
> CacheConfiguration.clustering().hash().loadFactor(), but I can't think
> of a reason for having different values for each cache, so we might as
> well put it in the global configuration.

My vote is to having it per cache, so we can support use cases like this:
having 2 caches in the same node but one is more prioritized/requested 
than the other and you may want to keep more data for the prioritized cache.

>
> Cheers
> Dan
>
>
>
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