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Segmentation fault: running MXNet with Horovod on Ubuntu Linux 16.04 #884
The rootcause of this issue is because the pip release of MXNet is built using GCC 4.8.4 and Horovod pip release is built using GCC 5.x. There is a function call from Horovod to MXNet using
A similar issue was disovered in Tensorflow: tensorflow/tensorflow#13308 (comment)
We are working to resolve this incompatibility. In the meanwhile, please build MXNet from source following this guide to workaround the segmentation fault. Sorry for the inconvenience!