Earlier quoted context omitted.
According to their status pages (e.g. https://eu.githubstatus.com/ , https://us.githubstatus.com/ ), their Enterprise Cloud uptime for Actions is significantly higher.
“GitHub Enterprise Cloud with data residency” is hosted on separate infrastructure and dedicated subdomains under *.ghe.com. It’s been around since November 2024z It’s not the same thing as GitHub Enterprise Cloud hosted on the shared global network on github.com. https://docs.github.com/en/enterprise-cloud@latest/admin/dat...
Edit:
Read that document - why do more people not do the self hosted option with GitHub Enterprise Server ?