English version
Accueil     À propos     Téléchargement     Ressources     Contactez-nous    

Ce site est rarement mis à jour. Pour les informations les plus récentes, rendez-vous sur le nouveau site OCaml à l'adresse ocaml.org.

Browse thread
OC4MC : OCaml for Multicore architectures
[ Home ] [ Index: by date | by threads ]
[ Search: ]

[ Message by date: previous | next ] [ Message in thread: previous | next ] [ Thread: previous | next ]
Date: 2009-11-08 (18:11)
From: Jon Harrop <jon@f...>
Subject: Re: [Caml-list] OC4MC : OCaml for Multicore architectures
On Friday 25 September 2009 00:28:57 Jon Harrop wrote:
> Just to quantify this with a data point: the fastest (serial) version of my
> ray tracer benchmark is 10x slower with the new GC. However, this is
> anomalous with respect to complexity and the relative performance is much
> better for simpler renderings. For example, the new GC is only 1.7x slower
> with n=6 instead of n=9.

The new SmartPumpkin release of OC4MC does a lot better. Specifically, the 
version compiled with partial collections is now only 3.9x slower on a serial 
ray tracer with n=9 (compared to 10x slower before). I'll try it in more 

Dr Jon Harrop, Flying Frog Consultancy Ltd.