Valhalla EG minutes 6/21/17

[Karen Kinnear]

Doug,

Thank you. I suspect we will dance together on specific performance improvements - so
getting your use cases may identify optimizations we have not yet done - and that would
be helpful to both of us.

Ian - any feedback?

thanks,
Karen

> On Jun 25, 2017, at 6:08 PM, Doug Lea <dl at cs.oswego.edu> wrote:
> 
> 
> I missed this meeting (out at PLDI/ISMM/ECOOP) but ...
> 
> On 06/23/2017 04:33 PM, Karen Kinnear wrote:
>> 
>> Hotspot and IBM:
>>  what could be available for early access  for early adopters to
>> experiment with?
>>  revisit early access timing - if we were to set expectations that
>>     - model would be to deliver binaries and periodic binary updates to
>> match the source builds. This is not a one shot delivery.
>>     - limit functionality (platforms, reflection behavior unspecified,
>> no JVMTI, …)
>>     - performance improvements are not yet there, expect to come in
>> incrementally
>>     - maybe verifier isn’t ready?
>>     - stability issues
>> 
>> *Potential early adopters: Ian Graves? Doug Lea? Others?*
>> *    So - would you be willing to start experimenting with minimal value
>> types even with the restrictions above?*
>> 
> 
> Yes. This should be enough to try out some useful experiments.
> At least if "not there yet" doesn't mean "dreadful" performance.
> For example, trying out techniques for parallel sorting of values
> seems possible, and is likely to be informative about other possible
> concurrent/parallel library improvements.
> 
> -Doug
> 
> 
> 
>