This: https://charity.wtf/2019/10/28/deploys-its-not-actually-about-fridays/ Read. Contemplate. Incorporate.
Seriously, there are 4 metrics that reliably indicate a high function software organization (see Accelerate, by Fosgren, et al., for details - https://www.amazon.com/Accelerate-Software-Performing-Technology-Organizations-ebook/dp/B07B9F83WM):
- Lead time for changes
- Deployment frequency
- Time to restore service
- Change failure rate
This article addresses the 'change failure rate' one, by improving the first two with observability tooling.