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From: Mats Weber <Mats.Weber@elca-matrix.ch>
Subject: Re: Beware: Rep spec on an enumeration type causes code explosion
Date: 1997/12/08
Date: 1997-12-08T00:00:00+00:00	[thread overview]
Message-ID: <348C4C76.31552A47@elca-matrix.ch> (raw)
In-Reply-To: gwinn-0812971210080001@dh5055133.res.ray.com


Joe Gwinn wrote:

> Historically, we have found that the only approach that always works, even
> when the system is straining under the load, is a fixed-block allocator
> offering three or four project-specific sizes of block.

We have found that allocating only sizes that are powers of two works well.
You need very few lists of free blocks and the implementation is very simple.
If you want to waste less storage, you can also use powers of a smaller
number, e.g. 1.5.




  reply	other threads:[~1997-12-08  0:00 UTC|newest]

Thread overview: 70+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1997-12-05  0:00 Beware: Rep spec on an enumeration type causes code explosion Joe Gwinn
1997-12-06  0:00 ` Robert Dewar
1997-12-08  0:00   ` Joe Gwinn
1997-12-06  0:00 ` Robert Dewar
1997-12-06  0:00 ` Robert Dewar
1997-12-06  0:00   ` Matthew Heaney
1997-12-10  0:00   ` GNORT information ( Was Re: Beware: Rep spec on an enumeration type causes code explosion ) Mark Bennison
1997-12-10  0:00     ` Robert Dewar
1997-12-06  0:00 ` Beware: Rep spec on an enumeration type causes code explosion Tucker Taft
1997-12-06  0:00   ` Robert Dewar
1997-12-06  0:00   ` Robert Dewar
1997-12-08  0:00   ` Joe Gwinn
1997-12-08  0:00     ` Mats Weber [this message]
1997-12-09  0:00     ` Geert Bosch
1997-12-10  0:00       ` Robert Dewar
1997-12-09  0:00     ` Tucker Taft
1997-12-09  0:00       ` Matthew Heaney
1997-12-10  0:00         ` Charles Hixson
1997-12-10  0:00       ` Ken Garlington
1997-12-11  0:00         ` John G. Volan
1997-12-11  0:00           ` Ken Garlington
1997-12-12  0:00             ` Matthew Heaney
1997-12-12  0:00               ` Ken Garlington
1997-12-16  0:00                 ` John G. Volan
1997-12-17  0:00                   ` Ken Garlington
1997-12-12  0:00           ` Joe Gwinn
1997-12-12  0:00             ` Robert Dewar
1997-12-16  0:00             ` John G. Volan
1997-12-17  0:00               ` Joe Gwinn
1997-12-17  0:00                 ` John G. Volan
1997-12-18  0:00                   ` Joe Gwinn
1997-12-17  0:00               ` Ken Garlington
1997-12-12  0:00           ` Alan E & Carmel J Brain
1997-12-12  0:00             ` Robert Dewar
1997-12-15  0:00               ` Tucker Taft
1997-12-16  0:00                 ` Brian Rogoff
1997-12-10  0:00       ` Stephen Leake
1997-12-14  0:00         ` Robert Dewar
1997-12-10  0:00       ` Stanley R. Allen
1997-12-14  0:00         ` Robert Dewar
1997-12-10  0:00       ` Robert Dewar
1997-12-10  0:00       ` Jean-Pierre Rosen
1997-12-11  0:00       ` Rakesh Malhotra
1997-12-11  0:00         ` Matthew Heaney
1997-12-12  0:00           ` Robert Dewar
1997-12-12  0:00           ` Rakesh Malhotra
1997-12-12  0:00           ` Samuel Tardieu
1997-12-12  0:00             ` Robert Dewar
1997-12-14  0:00         ` Alan E & Carmel J Brain
1997-12-12  0:00       ` Joe Gwinn
1997-12-15  0:00         ` Robert Dewar
1997-12-16  0:00           ` Joe Gwinn
1997-12-16  0:00             ` Robert Dewar
1997-12-06  0:00 ` Kevin D. Heatwole
     [not found]   ` <dewar.881478386@merv>
1997-12-07  0:00     ` Robert Dewar
1997-12-09  0:00   ` Jim Gleason
1997-12-06  0:00 ` David Marshall
1997-12-06  0:00 ` Ken Garlington
1997-12-06  0:00 ` Corey Minyard
1997-12-08  0:00   ` Joe Gwinn
1997-12-10  0:00     ` Robert Dewar
1997-12-06  0:00 ` Robert Dewar
1997-12-06  0:00 ` Robert Dewar
1997-12-08  0:00   ` Joe Gwinn
1997-12-09  0:00     ` Stanley R. Allen
1997-12-07  0:00 ` Larry Kilgallen
  -- strict thread matches above, loose matches on Subject: below --
1997-12-09  0:00 tmoran
1997-12-11  0:00 Marin David Condic, 561.796.8997, M/S 731-96
1997-12-11  0:00 Marin David Condic, 561.796.8997, M/S 731-96
1997-12-11  0:00 ` Robert Dewar
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