+1 Blocking deploys on a Friday is a symptom of a lot of room to grow your operation maturity: the on-call person should be on-call, and able to handle most iss

+1 Blocking deploys on a Friday is a symptom of a lot of room to grow your operation maturity: the on-call person should be on-call, and able to handle most issues (in this case, probably a rollback) and that's if your tests didn't block the deploy in the first place Code freezes (and that's what blocking deploys are) are a great tool, but primarily for managing your on-call more effectively.