Global Shared Memory and SCI/Dolphin

Greg Lindahl lindahl at keyresearch.com
Mon Jul 21 17:36:44 EDT 2003


On Mon, Jul 21, 2003 at 10:30:12AM +0100, James Cownie wrote:

> Perhaps you could give us a reference to the real definition of SALC
> then ?
> 
> Google shows up a selection of _different_ versions of the acronym
> 
>        Shared Address Local Copy
>        Shared Address Local Cache
> and you used
>        Shared Address Local Consistency

What makes you think that the 1st and 3rd are actually different? They
aren't. I've never heard the 2nd.

As for what it *means*, it's exactly the model provided by the SHMEM
library, or that provided by UPC or CoArray Fortran. It is not the
model supported by ccNuma or MPI-1. Is this not clear?

-- greg

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