From: Sylvain Le Gall <sylvain@le-gall.net>
To: caml-list@inria.fr
Subject: Re: Optimizing garbage collection
Date: Mon, 22 Nov 2010 16:42:04 +0000 (UTC) [thread overview]
Message-ID: <slrniel7as.r67.sylvain@gallu.homelinux.org> (raw)
In-Reply-To: <B5DE1B36-F301-42DC-AC95-2513E35BA22F@inria.fr>
On 22-11-2010, Damien Doligez <damien.doligez@inria.fr> wrote:
>
> On 2010-11-21, at 20:26, Eray Ozkural wrote:
>
>> I've been thinking whether some kind of doubling strategy would work for the minor heap size. What do you think?
>
> Sounds like an interesting idea, but what heuristic would you use?
> When everything is smooth, the running time decreases something like
> exponentially with the minor heap size, so you'd always want to
> increase the size. How do you tell when to stop? And then, if the
> program is not behaving uniformly, when do you decide to reduce
> the size?
>
How do you tell when to stop?
->
Maybe you can stop when you reach (the size of the L2/L3 cache of the
processor) / number of core.
Both information are quite straight to read from /proc/cpuinfo.
Regards,
Sylvain Le Gall
next prev parent reply other threads:[~2010-11-22 16:42 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-18 15:51 Eray Ozkural
2010-11-19 14:54 ` [Caml-list] " Michael Ekstrand
2010-11-19 15:49 ` Eray Ozkural
2010-11-20 2:20 ` Eray Ozkural
2010-11-21 18:13 ` Alexandre Pilkiewicz
2010-11-21 19:26 ` Eray Ozkural
[not found] ` <577267187.967802.1290367612809.JavaMail.root@zmbs1.inria.fr>
2010-11-22 15:10 ` Damien Doligez
2010-11-22 16:27 ` Mauricio Fernandez
2010-11-22 16:42 ` Sylvain Le Gall [this message]
2010-11-22 18:07 ` [Caml-list] " Eray Ozkural
2010-11-22 21:14 ` Jon Harrop
2010-11-22 23:13 ` Eray Ozkural
2010-11-23 15:54 ` Jon Harrop
2010-11-24 22:35 ` Goswin von Brederlow
2010-11-22 18:38 ` [Caml-list] " John Carr
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