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From: Nathaniel Gray <n8gray@gmail.com>
To: Bardur Arantsson <spam@scientician.net>
Cc: caml-list@inria.fr
Subject: Cost of register_global_root (was: Stopping a value from getting GC'd)
Date: Wed, 17 Aug 2005 18:31:13 -0700	[thread overview]
Message-ID: <aee06c9e050817183110b38537@mail.gmail.com> (raw)
In-Reply-To: <dduidi$bsa$1@sea.gmane.org>

On 8/16/05, Bardur Arantsson <spam@scientician.net> wrote:
> Jonathan Roewen wrote:
> >
> > Now my question is, since my Thread.t is abstract, once I pass my
> > value to my Thread.create, there'll soon be nothing referencing the
> > closure for the thread that's visible by the GC.
> >
> > If I'm correct, the GC would then be allowed to reclaim this closure.
> > So how do I stop the GC from doing that?
> >
> 
> register_global_root (or as some others would say: RTFM).

One thing that the FM doesn't mention is how expensive it is to
register a global root.  Can I register thousands of them or will
there be performance problems?

Cheers,
-n8

-- 
>>>-- Nathaniel Gray -- Caltech Computer Science ------>
>>>-- Mojave Project -- http://mojave.cs.caltech.edu -->


  reply	other threads:[~2005-08-18  1:31 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-08-17  4:12 [Caml-list] Stopping a value from getting GC'd Jonathan Roewen
2005-08-17  5:36 ` Bardur Arantsson
2005-08-18  1:31   ` Nathaniel Gray [this message]
2005-08-18  2:40     ` [Caml-list] Cost of register_global_root Alain Frisch
2005-08-18  5:19       ` Nathaniel Gray
2005-08-18  3:57     ` [Caml-list] Cost of register_global_root (was: Stopping a value from getting GC'd) Markus Mottl
2005-08-18 17:13       ` skaller
2005-08-18 10:51     ` Richard Jones

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