Sysadmins have been notified of a problem causing workstations to freeze up when accessing files within user's home directories.
We are currently evaluating solutions, which caused some unplanned downtime today (September 18, 2016).
We apologize for the inconvenience. If you have any questions, comments, and/or concerns, please feel free to contact the sigsysadmin mailing list.
ACM/LUG Systems Administrator