From: gwinn@res.ray.com (Joe Gwinn)
Subject: Re: Memory Management Algorithms for Hard Realtime
Date: 1998/02/18
Date: 1998-02-18T00:00:00+00:00 [thread overview]
Message-ID: <gwinn-1802981847520001@dh5055200.res.ray.com> (raw)
In-Reply-To: dewar.887767452@merv
In article <dewar.887767452@merv>, dewar@merv.cs.nyu.edu (Robert Dewar) wrote:
> Joe said
>
> <<The clear conclusion of this book is that there are no hard realtime
> memory manager algorithms known, unless one resorts to special hardware.
> The authors are university professors who have studied the field, with a
> 377-page book to show for it. This lack of suitable algorithms has
> certainly been my personal experience as well, and is why I always
> doggedly stuck to fixed-block allocators.
> >>
>
> That's a non-sequitur.
Could you explain this? I don't see your point.
> The book you talk about is, if we believe its title, about *automatic*
> memory management.
>
> There are many algorithms for allocating variable sized blocks with
> *manual* allocation/release control that have well defined worst
> case behavior.
I wasn't planning to come along in a missile running the memory management
system, so automatic seems best. What am I missing?
> Nothing you summarize in the rest of your message even hints that
> this is not the case!
Dr. Dewar, I await your list of literature references.
Joe Gwinn
next prev parent reply other threads:[~1998-02-18 0:00 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
1998-02-17 0:00 Memory Management Algorithms for Hard Realtime Joe Gwinn
1998-02-17 0:00 ` Robert Dewar
1998-02-18 0:00 ` Joe Gwinn [this message]
1998-02-18 0:00 ` Brian Rogoff
1998-02-19 0:00 ` Nick Roberts
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