[concurrency-interest] Default Stack Size on 64-bit JVMs

Andrew Haley aph at redhat.com
Mon Dec 7 05:40:54 EST 2015


On 02/12/15 20:25, Jorge Branco wrote:
>> Has it been considered to eliminate the use of recursion entirely from
>> the concurrency library (or for that matter the JDK) ?  Any need for
>> recursion can be readily transformed into the use of a stack.
> 
> Wouldn't that entail a huge performance cost? Some very raw experiments
> I've done in the past seemed to imply that a (Java) stack would give a
> terrible performance in comparison with equivalent algorithms using plain
> recursion.

I can't immediately see any reason it should.  There's no way to tell
for sure without real code.

Andrew.



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