[Beowulf] physical memory
lindahl at pbm.com
Wed Apr 24 11:27:49 PDT 2013
On Wed, Apr 24, 2013 at 10:30:14AM -0400, Lawrence Stewart wrote:
> Does linux recombine physical memory into contiguous regions?
We find that it's awfully expensive when it's on with our search
In an HPC setting, you could explicitly trigger it between jobs.
Worth experimenting to see if a drop caches helps or hurts when you do
this -- less stuff to copy around.
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