[erlang-questions] Erlang and Memory management

Kostis Sagonas <>
Wed Jun 1 01:17:13 CEST 2011


Kostis Sagonas wrote:
> Robert Virding wrote:
>> ...
>> So on an implementation with a single heap all data is shared. Now 
>> there aren't currently many single heap implementations, to be exact 
>> only one, erjang (Erlang on the JVM). :-)
> 
> There have been more.  We had an OTP system with a shared heap and the 
> hybrid heap system was part of OTP for quite a while.  IMO, it's too bad 
> that it was not maintained when Erlang/OTP was extended to support SMP 
> architectures.

Some clarification because the above was slightly ambiguous and I think 
it has been misunderstood.  The "it's too bad that ..." sentence of mine 
was referring to the *hybrid* heap system, not the shared heap one.

Kostis



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