On Mon, Nov 4, 2013 at 10:52 AM, Kirk, Benjamin (JSC-EG311) <
benjamin.k...@nasa.gov> wrote:
> On Nov 2, 2013, at 2:42 PM, John Peterson <jwpeter...@gmail.com> wrote:
>
> >
> >> I'll still work to refractor the adjacency build, but that'll take more
> concentration than I can muster this morning!
> >
> > OK, but you might not even want to bother! We were around 5.5-6 Gb
> total memory (on 2 cores) on the SFC and Centroid partitioners, so we're
> already in that same ballpark for Metis.
>
> …and that is now done; the metis interface should build the CSR graph
> representation in-place now. That should produce a line marginally lower
> than the current green 'best' implementation at
> https://docs.google.com/file/d/0B9BK7pg8se_iQXpnT0x6aEY5aTg/edit?usp=sharing
Nicely done yet again! The new implementation ran faster, and cut .23 Gb
of memory. That is a pretty huge memory savings for a 2 Gb mesh,
especially considering the graph is only actually formed on one processor
now.
https://drive.google.com/file/d/0B9BK7pg8se_iSTZMNXFtUFZ3QTQ/edit?usp=sharing
--
John
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