[erlang-questions] Parallel Shootout & a style question

mats cronqvist <>
Thu Sep 4 09:11:17 CEST 2008


Benjamin Tolputt wrote:
> Mats Cronqvist wrote:
>   
>> Benjamin Tolputt wrote:
>>     
>>>  The issue is that taking the direction you suggest *right now* will
>>> have
>>> the effect of making Erlang slower for most tasks on most platforms it
>>> is currently deployed on. 
>>>       
>>  Will it? I doubt it would make a realistic application (e.g. a phone
>> switch) significantly slower even on single core HW. Perhaps you're
>> aware of some measurement that would prove me wrong?
>>     
>
> I could not answer that question in any convincing way to you as:
>
>     * You define "realistic applications" to be something I do not use
>       Erlang for
>     * You use the words "significantly slower", yet discard 10% as being
>       insignificant to those unwilling to upgrade existing hardware..
>
> In other words, I cannot argue with you when we cannot agree on the
> basic definitions of "realistic" and "significant". We'd be lost in a
> "semantic argument" - one I would rather avoid. I think, however, that
> you agree making everything "parallel" will slow things down on
> single/dual core systems even if you find my applications unrealistic
> and/or the speed decrease insignificant.

   agreed.

> And thankfully, you are not the person(s) I am appealing to when writing
> these messages to the mailing list. 

  yes, i'm sure cooler heads will prevail. and that might well be a good 
thing.

  mats



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