[erlang-questions] Erlang to Python

Wilson MacGyver wmacgyver@REDACTED
Sun Aug 7 09:02:18 CEST 2011


It's based on eep0018

https://issues.apache.org/jira/browse/COUCHDB-1118

The author created https://github.com/davisp/jiffy

On Aug 7, 2011, at 2:51 AM, Michael Turner <michael.eugene.turner@REDACTED> wrote:

> I wrote: "the performance problem of serializing to JSON"
> 
> Oops. JSON *de*-coding seems to be issue.
> 
> But wasn't CouchDB the beneficiary of some NIF JSON parser 10x faster
> than mochijson?
> 
> -michael turner
> 
> 
> 
> On Sun, Aug 7, 2011 at 2:12 AM, Michael Turner
> <michael.eugene.turner@REDACTED> wrote:
>> Part of their problem might have been architectural:
>> 
>> "In Erlang, the right way to do this is to spawn off a separate set of
>> actors to manage each data structure and message pass with them to
>> save and retrieve data. Our code was not set up this way at all, and
>> it was clearly crippled by being haphazardly implemented in a
>> functional style."
>> 
>> I'd suggest a friendly request to mixpanel to open-source their
>> now-disused Erlang code - it might be instructive both about how their
>> code could have been better and about how Erlang might need to
>> improve.
>> 
>> I wonder ... what seems to be the performance problem of serializing
>> to JSON might actually be a latency problem - if the managing process
>> for some data wakes up every now and then, with medium-to-low
>> priority, and re-serializes if necessary, to be ready to respond to
>> such requests, it might make all the difference in the world. OK, it
>> might make *some* of the difference in the world.
>> 
>> -michael turner
>> 
>> 
>> 
>> On Sun, Aug 7, 2011 at 1:55 AM, Robert Virding
>> <robert.virding@REDACTED> wrote:
>>> Saw this on reddit. Any comments?
>>> 
>>> http://code.mixpanel.com/2011/08/05/how-and-why-we-switched-from-erlang-to-python/
>>> _______________________________________________
>>> erlang-questions mailing list
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>>> 
>> 
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