Re: Concept: Lightweight error channels
| From: | Levi Morrison | Date: | Thu, 01 May 2025 14:30:15 +0000 |
| Subject: | Re: Concept: Lightweight error channels | ||
| References: | 1 2 3 4 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-127265@lists.php.net to get a copy of this message | ||
> > Do we consider a difference of 0.075/100000s vs 0.115/100000s that big a deal when
> > compared to (e.g.) establishing a database connection?
>
> The first part, the 0.075 vs 0.115... yeah, we care. That's 50%
> slower. But the thing is, the math with exceptions is kind of knowable
> because one of the key aspects of its cost is walking the call stack.
> How deep is the call stack going to be when a given library throws an
> exception? You don't really know.
Oops, key typo: kind of _unknowable_.