Gemini Disaster Recovery Test 2021

As part of our annual programme of disaster recovery and resilience testing, we will be performing our Gemini Disaster Recovery Testing on Saturday 15th and Sunday 16th May 2021.

Published on 28 Apr 2021

Our Gemini Disaster Recovery Test is an annual activity that confirms production Gemini services can be migrated to a secondary data centre location should there be a catastrophic failure within the primary data centre.

The activity commences within the Gemini maintenance windows on Saturday 15th and Sunday 16th May and requires extended system outages as follows:

Failover from the primary site to the secondary site - 15th May 2021

Standard Maintenance Window
03:15 to 04:15

Extended Outage
04:15 to 07:30

Failback from the secondary site to the primary site - 16th May 2021

Standard Maintenance Window
03:00 to 05:00

Extended Outage
05:00 to 07:30

If you have any queries related to this activity please contact the Correla Service Desk on 0845 600 0506, or alternatively via email at