Open MPI's TEG point-to-point communications methodology: Comparison to existing implementations

被引:0
|
作者
Woodall, TS [1 ]
Graham, RL
Castain, RH
Daniel, DJ
Sukalski, MW
Fagg, GE
Gabriel, E
Bosilca, G
Angskun, T
Dongarra, JJ
Squyres, JM
Sahay, V
Kambadur, R
Barrett, B
Lumsdaine, A
机构
[1] Los Alamos Natl Lab, Los Alamos, NM 87545 USA
[2] Sandia Natl Labs, Livermore, CA 94550 USA
[3] Univ Tennessee, Knoxville, TN 37996 USA
[4] Indiana Univ, Bloomington, IN 47405 USA
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D O I
暂无
中图分类号
TP301 [理论、方法];
学科分类号
081202 ;
摘要
TEG is a new methodology for point-to-point messaging developed as a part of the Open MPI project. Initial performance measurements are presented, showing comparable ping-pong latencies in a single NIC configuration, but with bandwidths up to 30% higher than that achieved by other leading MPI implementations. Homogeneous dual-NIC configurations further improved performance, but the heterogeneous case requires continued investigation.
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收藏
页码:105 / 111
页数:7
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