After 23 years of service, the Parallel Distributed Systems Facility (PDSF) computer cluster — a steady workhorse that supported groundbreaking physics research conducted by large collaborations — has been switched off. Some of PDSF’s collaboration users have transitioned to the Cori supercomputer. https://newscenter.lbl.gov/2019/05/01/the-little-computer-cluster-that-could/