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System Status, Alerts, and Maintenance Information

Maintenance Schedule

Standard Maintenance Schedule for SAP Production Systems in the Umoja Landscape 

Standard Maintenance: Weekly, Saturdays from 0:00 to 08:00 NY time Monthly, second Saturday from 0:00 to 12:00 NY time Click the post title for more details and for bi-annual and annual windows.


Umoja Systems will be unavailable between 30 Oct - 9 Nov 2015


Please note there will be a scheduled Umoja blackout period between 30 October and 9 November 2015 to support the preparations for Cluster 4 Go-Live on 9 November. 

Umoja System Blackout for Cluster 4 Go-Live (30 Oct. - 9 Nov. 2015)

The Cluster 4 Go-Live Blackout Period is scheduled from 12:00 pm NY time on Friday 30 October until approximately 12:00 am NY time on Monday 9 November to support the data conversions for Cluster 4 entities. 

During these transactional data conversions, Umoja Production Systems ECC and SRM/Portal, as well as Employee and Manager Self-Service will be unavailable, to facilitate the migration of Cluster 4 data from IMIS into the Umoja Production system.

Blackout Forms are available on iSeek at to assist with tracking transactions that occur during this period so that they can be entered into Umoja once the system is made available. 

Please refer to the official memorandum issued from the Controller's office for the details on the blackout (note the start date has changed from 27 Oct. to 30 Oct.) and also to the Umoja Deployment Guide (wiki) on Unite Connections (Section 4.10)  for more information on Blackout procedures.

Kindly contact if you have any questions or concerns.

Please refer to for updated information regarding Umoja systems availability.

This information has also been posted as follows: