Docker EE Inline upgrade procedure
This is a guide that details the steps to have in place a duplicate environment to upgrade to, and requires an existing UCP/DTR cluster.
Ensure that new nodes are all confiured with identical firewall rules and that all of the relevant swarm joins are performed.
- Create a backup from existing UCP Cluster (UCP Will stop during the backup)
Ensure you use the correct tag to see what is running, check in