[pypy-dev] real-time gc ?
Simon Burton
simon at arrowtheory.com
Thu Feb 21 16:23:43 CET 2008
On Mon, 4 Feb 2008 11:58:12 +0100
Armin Rigo <arigo at tunes.org> wrote:
> Hi Simon,
>
> On Tue, Jan 29, 2008 at 09:06:22AM -0800, Simon Burton wrote:
> > I've taken some statistics on how the boehm gc performs with our current application,
> > it has terrible worst case performance, often stopping for hundreds of mS at a time.
>
> What is the context? It's unclear to me if you're talking about PyPy
> the Python interpreter, another stand-alone RPython program, or a
> CPython extension module translated from RPython.
Either of the first two.
>
> In all cases but the latter you should definitely try our own GCs
> instead of Boehm. The generational GC in particular, while not
> real-time in any sense of the word, is probably the one with the least
> amount of long pauses - most collections are very quick.
I am hoping to be working with top of tree again soon and will let you know what i find.
thankyou,
Simon.
>
>
> A bientot,
>
> Armin
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