Crux will undergo maintenance on Monday, July 29, 2025, starting at 13:00 UTC (08:00 CDT 07/28) and ending at 23:30 UTC on Tuesday, July 29 (18:30 CDT 07/29). During this time, no jobs will run on the systems, and there will be no access to the login nodes. Filesystem access will be disrupted. Please contact support@alcf.anl.gov with any questions or concerns.