[poooogles]

>Oh no... just no. Production is not where debugging and testing should ever happen.

Debugging sure. Testing in production however is incredibly valuable.

[RankingMember]

Are you kidding? Testing in a copy of production (integration, staging), sure. You should never be testing anything in production if you value your clients and reputation (and sanity).

[toomuchtodo]

That's what a canary is for, where you only send it a percentage of traffic.

I guarantee you that you'll never be able to accurately reproduce production traffic in staging or development.