Re: [rfc] generic allocator and mspec driver

From: Robin Holt <holt_at_sgi.com>
Date: 2005-02-04 04:31:55
On Thu, Feb 03, 2005 at 09:55:26AM -0500, Jes Sorensen wrote:
> Is this because the applications will normally allocate their fetchops
> in the main thread before spawning off the threads? If the mmap is
> done by the thread that will 'own' the individual fetchop this
> wouldn't be a problem? Sorry, just trying to understand the nature of
> how these applications work, my knowledge of MPI etc. is ehm
> ... limited ;)

That is the normal way of doing things.  Nearly all large applications
have been operating under that assumption for a very long time
and changing all those apps to do the mmap after spawning workers
is unlikely.

Robin
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Received on Thu Feb 3 12:39:43 2005

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