The primary monitoring servers will be migrated to a new network segment. A global silence will be set preventing any alerts from being sent until the migration is complete. This migration will also briefly impact the primary data source for Grafana.

During the maintenance window, Top Hat may be unavailable and visitors will see a maintenance page. Any educator who has made an assignment due during or shortly after the maintenance window should consider changing the due date/time so that students have adequate time to complete them.

The Unizin eReader, accessed through the "ICON Direct eTexts" link in ICON, will be unavailable during this maintenance window. Status updates can be viewed here.

Linux software mirrors will be down for maintenance during this period.

ITS Enterprise Infrastructure will be upgrading network leaves in the ITF data center as part of April's infrastructure day. These updates are to address bug fixes. The updates will require reboots of the leaves that will result in the following Research Services systems having a network outage over the course of the maintenance window.

Argon HPC:

Access to the cluster will be unavailable during the outage window. Jobs that were submitted prior to the maintenance window will continue to run. Jobs running from the impacted LSS shares below will lose connection. Users will also be unable to mount

New sessions may fail to start. Active sessions will continue to run. We recommend that users log in and start their sessions before the maintenance window.

The ITS Network Engineering Services (NES) Data Center team will be implementing code upgrades:

Network leaf upgrades at the ITF datacenter. Leaf upgrades will impact non-redundant (single) connected devices. Dual/redundant connected devices are not expected to see an outage. Additional communication will be sent to owners of single connected devices.