On 04/22/2013 05:12 PM, Merlin Moncure wrote:

free -g
              total       used       free     shared    buffers     cached
Mem:           378        250        128          0          0        229
-/+ buffers/cache:         20        357

This is most likely a NUMA issue. There really seems to be some kind of horrible flaw in the Linux kernel when it comes to properly handling NUMA on large memory systems.

What does this say:

numactl --hardware

Shaun Thomas
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