Re: plan with result cache is very slow when work_mem is not enough

On Sun, 9 May 2021 at 03:29, Pavel Stehule <pavel.stehule@gmail.com> wrote:
> Personally, I have not problem with too slow assertions, although it is not too practical. The main problem is some
shock,and feeling so some is wrong. I spent 1 hour detecting if it is a bug or not.
 

Thanks for spending the time figuring out where the slowness came from.

> Can it be possible to identify this situation?
>
> Maybe use some specific name of this routine - like
>
> assert_only_check_xxxx
>
> Then I can see this warning in perf, and I don't need to do other or deeper checks

I don't think we need to go around leaving clues for people who run
perf on cassert builds. I think anyone doing that should just never
expect any meaningful results.

David