14 Dec
2015
14 Dec
'15
9:16 a.m.
#1850: Severe performance problem on Stampede -------------------------+-------------------------------------------------- Reporter: hinder | Owner: Type: defect | Status: confirmed Priority: major | Milestone: Component: SimFactory | Version: development version Resolution: | Keywords: -------------------------+--------------------------------------------------
Comment (by hinder):
Removing the setting of KMP_AFFINITY restores the speed to something similar to what is obtained from using hwloc and SystemTopology.
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Ticket URL: https://trac.einsteintoolkit.org/ticket/1850#comment:2
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