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cluster:94 [DokuWiki]

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cluster:94 [2011/01/25 10:19]
hmeij
cluster:94 [2011/01/25 11:28]
hmeij
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 Above some old benchmark runs against swallowtail's infiniband switch. Above some old benchmark runs against swallowtail's infiniband switch.
  
-Below new benchmarks with IPoIB.+Below new benchmarks with IPoIB. "ptile" is the number of jobs slots to allocate per node, so with 16 requested and ptile=1 sixteen individual hosts will be selected and //all// MPI traffic between hosts will go via the Voltaire infiniband switch.
  
 ^  Amber  ^  What  ^  Host  ^  N  ^  JAC  ^  Factor_IX  ^ ptile= ^ ^  Amber  ^  What  ^  Host  ^  N  ^  JAC  ^  Factor_IX  ^ ptile= ^
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 ^  Amber  ^  What  ^  Host  ^  N  ^  1g6r  ^ ^  Amber  ^  What  ^  Host  ^  N  ^  1g6r  ^
-|  9+openmpi-1.2+intel-9  |  pmemd  |  n1  |  02  |  2m55s  | +|  9+openmpi-1.2+intel-9  |  pmemd  |  n1  |  02  |  2m40s  | 
-|  9+openmpi-1.2+intel-9  |  pmemd  |  n1  |  04  |  1m32s  | +|  9+openmpi-1.2+intel-9  |  pmemd  |  n1  |  04  |  1m23s  | 
-|  9+openmpi-1.2+intel-9  |  pmemd  |  n1  |  08  |  1m03s  |+|  9+openmpi-1.2+intel-9  |  pmemd  |  n1  |  08  |  0m47s  | 
 +|  9+openmpi-1.2+intel-9  |  pmemd  |    |  16  |  1m04s  |  2m17s  |  8  | 
 +|  9+openmpi-1.2+intel-9  |  pmemd  |    |  16  |  0m42s  |  2m07s  |  1  |
  
  
cluster/94.txt · Last modified: 2011/01/25 11:39 by hmeij