If you're running on an IBM BG/Q supercomputer, then the number of subfiles (partitions) chosen is based on the I/O nodes in an automatic way. Otherwise, by default, the GenericIO library picks the number of subfiles based on a fairly-naive hostname-based hashing scheme. This works reasonably-well on small clusters, but not on larger systems. On a larger system, you might want to set these environmental variables:
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@@ -84,4 +91,6 @@ array([[ 4.58575588e+13],
```
## Alternative python module
[Click here to go to the README for the alternative python interface](new_python/README.md)