eric-haibin-lin opened a new issue #18013: horovod cpu build segfault URL: https://github.com/apache/incubator-mxnet/issues/18013 This works: ``` https://repo.mxnet.io/dist/python/cpu/mxnet-2.0.0b20200306-py2.py3-none-manylinux1_x86_64.whl pip3 uninstall horovod -y; pip3 install horovod --user --no-cache-dir horovodrun -np 4 python3.6 test.py ``` test.py: ``` import horovod.mxnet as hvd import mxnet as mx hvd.init() a = mx.nd.ones((1)) hvd.allreduce_(a) print(a) ``` This fails: ``` https://repo.mxnet.io/dist/python/cpu/mxnet-2.0.0b20200313-py2.py3-none-manylinux2014_x86_64.whl ```
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