Polaris, Aurora, Sophia, and Crux will be unavailable May 27-29, 2025, for Infiniband software updates.

Globus endpoints alcf#dtn_home, alcf#dtn_grand, alcf#dtn_eagle, and alcf#dtn_flare will be unavailable. Start and end times for the updates will be provided later this week.

No recompilation of user codes will be required after the maintenance.

Please contact support@alcf.anl.gov with any questions or concerns.