coolbei

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> it's more like out-of-memory allocation issue. how many memory do you have on these two machines? thanks for reply, I got enough memory at two machines. About 160G each....

@jgong5 I ran into maybe the same problem, and i compile mkldnn with MKLDNN_ENABLE_CONCURRENT_EXEC = ON ======= Backtrace: ========= /lib64/libc.so.6(+0x75366)[0x7f6fe2f2d366] /home/xxx/intelcaffe/caffe/external/mkldnn/install/lib/libmkldnn.so.0(+0x62d9a)[0x7f6fe691bd9a] /home/xxx/intelcaffe/caffe/external/mkldnn/install/lib/libmkldnn.so.0(+0x619ef)[0x7f6fe691a9ef] /home/xxx/intelcaffe/caffe/external/mkldnn/install/lib/libmkldnn.so.0(mkldnn_stream_submit+0xe0)[0x7f6fe691ab30] /home/xxx/intelcaffe/caffe/.build_release/examples/cpp_classification/../../lib/libcaffe.so.1.1.2(_ZN5caffe15MKLDNNPrimitiveIfE6submitEv+0x4f7)[0x7f6fe65011d7] so is this because of the...