If all your script use strict, you could add a pair of BEGIN and END blocks to the top of that module.
As it is (usually) one of the first modules loaded, it would BEGIN very early and END very late and so give you pretty accurate timing info.
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
Lingua non convalesco, consenesco et abolesco. -- Rule 1 has a caveat! -- Who broke the cabal?
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.