GC refactor ahead

Patrick R. Michaud pmichaud at pobox.com
Thu Nov 26 14:51:00 UTC 2009


On Wed, Nov 25, 2009 at 09:19:50PM +0000, Donald Hunter wrote:
> Allison,
> 
> I hacked out arena based GC and hacked in Boehm GC several months back. IIRC
> for an execution run of compiled Rakudo code the performance difference was
> minimal. Reading the IRClog it chimes with what I remember - it would 
> appear to be due to the fact that so many short-lived objects are 
> created, any GC is going to be under huge pressure. 

I don't quite understand this last comment.  Do short-lived objects
have a big impact on GC if they are created and then die before a GC
run is triggered?

Pm


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