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Posted to commits@mxnet.apache.org by GitBox <gi...@apache.org> on 2017/12/01 18:12:45 UTC

[GitHub] ZiyueHuang commented on issue #8884: forward can't run parallelly using multi-gpus when custom operator using numpy

ZiyueHuang commented on issue #8884: forward can't run parallelly using multi-gpus when custom operator using numpy  
URL: https://github.com/apache/incubator-mxnet/issues/8884#issuecomment-348567413
 
 
   `FExecType` of CustomOp is `kLocal` https://github.com/apache/incubator-mxnet/blob/master/src/operator/custom/custom.cc#L404, which run on the scheduling thread without pushing to engine. Is this the reason why custom op cannot scale? Why `kLocal` is introduced? @piiswrong 

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