The HadoopFileSystem appears to not be safe for multiprocessing. I'm
opening a bug report here:

https://issues.apache.org/jira/browse/ARROW-1986

In general, when things don't work as you expect and seems like it may
be a bug, please open a JIRA.

Thanks,
Wes

On Wed, Jan 10, 2018 at 3:42 AM, Eli <[EMAIL PROTECTED]> wrote: