The following link can be used to access the Managed Cloud confluence page: https://h2oai.atlassian.net/wiki/spaces/HAIC/pages/3530293256/Managed+Cloud+Support+Guide
This has links to access the tools like Datadog and solutions for common problems customers have when using the Managed Cloud.
This is a good reference on the Managed Cloud process: https://docs.google.com/document/d/1AMhhfsywC3Q-gyT2oXIZA_7gIaurk7-8TCAenfuyeoQ/edit but this is a draft still and once completed will be merged into the Support Handling Guidelines.