Theta-fs0 Now Read-Only; to Retire on December 31

As part of the Theta-fs0 (Lustre file system mounted on Theta, ThetaGPU, and Cooley) decommissioning plan, the file system was mounted read-only on October 30, 2023, and will no longer be available starting January 1, 2024. Any jobs attempting to write to theta-fs0 now will fail.  Please take action on the data you need to transfer out of Theta-fs0. For more details, see: