Guards against faulty libnuma
Guards against faulty libnuma

which actually happens to return 0 for the number of configured NUMA
nodes inside Docker containers

HazyResearch/deepdive,HazyResearch/sampler,HazyResearch/sampler,HazyResearch/sampler,HazyResearch/deepdive,HazyResearch/deepdive,HazyResearch/deepdive