From: "Alexander V. Voinov" <avv@quasar.ipa.nw.ru>
To: Xavier Leroy <Xavier.Leroy@inria.fr>
Cc: Mattias Waldau <mattias.waldau@abc.se>, Caml list <caml-list@inria.fr>
Subject: Re: [Caml-list] Will Ocaml use a 4-way SMP box without splitting the program into separate processes?
Date: Mon, 16 Jul 2001 18:59:38 -0700 [thread overview]
Message-ID: <3B539C0A.B8FA83A@quasar.ipa.nw.ru> (raw)
In-Reply-To: <20010715133250.B4478@pauillac.inria.fr>
Hi Xavier,
Xavier Leroy wrote:
>
> > As I understand it, Ocaml has one master lock for handling threading.
>
> Correct.
>
> > Doesn't this mean that a process can never use more than one processor?
>
> Yes, if the process is entirely composed of Caml code. Long-running C
> primitives release the lock, meaning that your 4-processor machine can
> have 1 processor running Caml code and 3 executing C primitives,
> e.g. database queries.
Is this true for both native and bytecode?
Alexander
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next prev parent reply other threads:[~2001-07-17 2:01 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-07-13 19:59 Mattias Waldau
2001-07-15 11:32 ` Xavier Leroy
2001-07-15 12:15 ` William Chesters
2001-07-17 1:59 ` Alexander V. Voinov [this message]
2001-07-20 14:01 ` Xavier Leroy
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