作业执行GPU集群训练报错（集群是docker环境的）
Created by: dale1202
报： Unknown class type: cudnn_conv，求指教。我cuda和cudnn环境都装好了
[INFO 2017-12-02 13:11:51,066 layers.py:1985] output size for pool_4 is 1*1
I1202 13:11:51.076820 59 Trainer.cpp:170] trainer mode: Normal
F1202 13:11:51.098398 59 ClassRegistrar.h:66] Check failed: mapGet(type, creatorMap_, &creator) Unknown class type: cudnn_conv
* Check failure stack trace: *
@ 0x7fa925f01daa (unknown)
@ 0x7fa925f01ce4 (unknown)
@ 0x7fa925f016e6 (unknown)
@ 0x7fa925f04687 (unknown)
@ 0x600835 paddle::Layer::create()
@ 0x538940 ZZN6paddle13NeuralNetwork4initERKNS_11ModelConfigESt8functionIFviPNS_9ParameterEEERKSt6vectorINS_19enumeration_wrapper13ParameterTypeESaISB_EEbENKUlRKNS_11LayerConfigEE_clESI
@ 0x539d5b paddle::NeuralNetwork::init()
@ 0x5479d2 paddle::MultiGradientMachine::MultiGradientMachine()
@ 0x53efde paddle::GradientMachine::create()
@ 0x67bc98 paddle::TrainerInternal::init()
@ 0x6783ee paddle::Trainer::init()
@ 0x5132a9 main
@ 0x7fa92510df45 (unknown)
@ 0x51f2a5 (unknown)
@ (nil) (unknown)
/usr/local/bin/paddle: line 109: 59 Aborted ${DEBUGGER} $MYDIR/../opt/paddle/bin/paddle_trainer ${@:2}
