[TriLUG] anybody use pointers and shared memory?

Tanner Lovelace lovelace at wayfarer.org
Wed May 15 16:27:35 EDT 2002


On Wed, 2002-05-15 at 16:00, John F Davis wrote:

> I used the regular list, because the dev list seems to be dead.

It goes up and down, but I don't think it's quite dead just yet.
 
> But that's not my point...
> 
> I'm talking about completely seperate process's without any forked
> relationship.   After I wrote this note, I talked to some other developers
> and the resultant idea was that if one wanted to do what I want to do, then
> they must allocate a large buffer pool in shared memory and then use some
> custom routines to disperse the memory from this large buffer.  (jmalloc if
> you will.)  I figured someone had written such routines already.  It sounds
> like your SGI code does the same thing, but I'm looking for something open
> sourced.

The it sounds like you will need to do what they recommended.
SGI Shared Memory Arenas are part of the standard library on 
IRIX (more or less) and it's quite a shame that there isn't
anything like that available under linux.  I wonder how hard
it would be to come up with something like that... (Hmmmmm....)

Tanner
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