Enable P2P memory copy #9190
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Enable P2P memory copy #9190
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chengduoZH
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Mar 19, 2018
paddle/fluid/framework/init.cc
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It may be better to use LOG(WARNING).
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Agreed. VLOG for debugging only. #5181
LOG(WARNING) is better here.
dzhwinter
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Mar 19, 2018
paddle/fluid/framework/init.cc
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Is P2P Access need any specific hardware? I vaguely remember that it needs the slim-connect(or something)?
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It needs to be tesla. So gforce titan x doesn't support it
paddle/fluid/framework/init.cc
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Agreed. VLOG for debugging only. #5181
LOG(WARNING) is better here.
On k40 with 4 devices, time reduces from ~4.0 to ~3.8+, should be more obvious on better hardware
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On k40 with 4 devices, time reduces from ~4.0 to ~3.8+, should be
more obvious on better hardware