This is a little more broad, beyond just cloud infra providers, but includes some of the kind of data you're looking for (post-mortems for outage events): https

This is a little more broad, beyond just cloud infra providers, but includes some of the kind of data you're looking for (post-mortems for outage events): https://github.com/danluu/post-mortems https://github.com/danluu/post-mortems