From: "Jeffrey R. Carter" <spam.not.jrcarter@acm.not.spam.org>
Subject: Re: Multitasking and containers
Date: Mon, 27 Nov 2006 18:41:00 GMT
Date: 2006-11-27T18:41:00+00:00 [thread overview]
Message-ID: <YiGah.160827$aJ.83689@attbi_s21> (raw)
In-Reply-To: <1164623427.5986.11.camel@localhost>
Georg Bauhaus wrote:
>
> But "parallel systems require delicate handmade work" is probably
> not good advice at all, because (a) parallel systems operate in parallel
> and there isn't a sharing issue in the first place, no protection is
> needed. (b) When systems start communicating, and if it were true
> that concurrency requires delicate handmade work, why then use a
> language like Ada? The delicacies of the mechanisms behind tasks
> and shared protected objects are hidden in Ada RTSs. Therefore, if
> parallel systems do require delicate handmade work, the language
> designers should abandon Ada tasks and protected objects, because
> obviously they cannot meet the requirements of parallel systems.
I guess we have different interpretations of "delicate handmade work". I
took it simply to mean custom implementations tailored to the specific
project (such as a container that does not need protection for reads). I
guess only Kazakov can tell us for sure.
--
Jeff Carter
"My brain hurts!"
Monty Python's Flying Circus
21
next prev parent reply other threads:[~2006-11-27 18:41 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-24 8:51 Multitasking and containers Maciej Sobczak
2006-11-24 10:11 ` Georg Bauhaus
2006-11-24 10:19 ` Dmitry A. Kazakov
2006-11-24 10:35 ` Maciej Sobczak
2006-11-24 11:14 ` Dmitry A. Kazakov
2006-11-24 12:13 ` Matthew Heaney
2006-11-27 4:17 ` Jeffrey R. Carter
2006-11-27 10:30 ` Georg Bauhaus
2006-11-27 18:41 ` Jeffrey R. Carter [this message]
2006-11-27 18:57 ` Dmitry A. Kazakov
2006-11-27 19:45 ` Matthew Heaney
2006-11-27 21:15 ` Simon Wright
2006-11-28 1:43 ` Dr. Adrian Wrigley
2006-11-28 2:19 ` Matthew Heaney
2006-11-28 8:50 ` Dmitry A. Kazakov
2006-11-28 10:31 ` Georg Bauhaus
2006-11-28 11:24 ` Dmitry A. Kazakov
2006-11-29 8:51 ` Georg Bauhaus
2006-11-28 17:12 ` Matthew Heaney
2006-11-28 18:21 ` Dmitry A. Kazakov
2006-11-28 19:17 ` Matthew Heaney
2006-11-29 18:43 ` Dmitry A. Kazakov
2006-11-29 10:14 ` Maciej Sobczak
2006-11-29 15:50 ` Matthew Heaney
2006-11-24 12:12 ` Matthew Heaney
2006-11-24 12:05 ` Matthew Heaney
2006-11-24 12:02 ` Matthew Heaney
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