ALCF Resources Unavailable: July 18-21, 2021

Dear ALCF users,

Due to a scheduled power outage in the data center for Aurora preparations, all ALCF production computing resources are expected to be unavailable from Sunday, July 18, 2021, until Wednesday, July 21, 2021. 
This includes the ALCF accounts management website (
We will need to begin the shutdown early on Sunday, and resources will not be back up until Wednesday morning. More precise details to come as plans are finalized.
We will send an email as soon as the systems have been released back to production. We apologize for the inconvenience. Please contact support@alcf.anl.govwith any questions or concerns.

Thank you,
ALCF Support Team