From: Pierre Chambart <pierre.chambart@laposte.net>
To: Xavier Leroy <Xavier.Leroy@inria.fr>
Cc: caml-list@inria.fr
Subject: Re: [Caml-list] Thread behaviour
Date: Tue, 01 Oct 2013 01:01:47 -0400 [thread overview]
Message-ID: <524A573B.4030903@laposte.net> (raw)
In-Reply-To: <524941CC.1080906@inria.fr>
On 30/09/2013 05:18, Xavier Leroy wrote:
> On 2013-09-27 12:10, Tom Ridge wrote:
>> I have a little program which creates a thread, and then sits in a loop:
>> [...]
>> When I run the program I get the output:
>>
>> 1
>> 2
>>
>> and the program then sits in the loop.
> It all depends on the whim of the OS scheduler. OCaml has no control
> over it. And you shoudn't expect any kind of fairness from the OS
> scheduler, esp. Linux's, which gladly jettisons any pretense of
> fairness in the hope of getting better throughput.
Usualy, the scheduler is fair when you force all threads to run on the
same processor.
But I would still prefer the LWT way for doing message passing.
--
Pierre
next prev parent reply other threads:[~2013-10-01 5:01 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-27 10:10 Tom Ridge
2013-09-27 10:22 ` Simon Cruanes
2013-09-27 10:27 ` Romain Bardou
2013-09-27 10:51 ` Benedikt Grundmann
2013-09-28 19:09 ` Tom Ridge
2013-09-29 7:54 ` Tom Ridge
2013-09-29 12:37 ` Yaron Minsky
2013-09-29 16:25 ` Tom Ridge
2013-09-29 16:46 ` Chet Murthy
2013-09-29 17:18 ` Tom Ridge
2013-09-29 17:47 ` Chet Murthy
2013-09-30 8:24 ` Romain Bardou
2013-10-07 14:57 ` Goswin von Brederlow
2013-09-30 8:16 ` Romain Bardou
2013-10-01 3:32 ` Ivan Gotovchits
2013-10-07 14:49 ` Goswin von Brederlow
2013-09-30 9:18 ` Xavier Leroy
2013-09-30 15:12 ` Tom Ridge
2013-09-30 16:01 ` Török Edwin
2013-09-30 16:56 ` Gabriel Kerneis
2013-09-30 18:18 ` Alain Frisch
2013-10-01 5:01 ` Pierre Chambart [this message]
2013-10-01 7:21 ` Gabriel Kerneis
2013-10-02 10:37 ` Wojciech Meyer
2013-10-02 11:52 ` Francois Berenger
2013-10-02 11:58 ` Wojciech Meyer
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