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In order to support Cray features like requesting particular NUMA nodes, or some number of NUMA nodes, PBS had previously
created one vnode for each NUMA node that is reported by the ALPS inventory output.
Sites have requested the ability to change the way PBS reports the Cray nodes, so that they can have fewer vnodes to deal with and not
encounter some of the differences that multiple vnodes per host brings.
The behavior of PBS will be changed to create, by default, a vnode per compute node by defaultas reported in the ALPS inventory.
New Interface: vnode_per_numa_node
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