Re: [BUG] org-goto slows down org-set-property

[Maxim Nikulin]

On 11/07/2021 23:00, Ihor Radchenko wrote:
> Maxim Nikulin writes:
>
> > Ihor, did you get that numbers using emacs -Q? If not, I suspect you may
> > have twice more markers in the buffer than `org-refile-get-targets'
> > usually generates. If my guess is correct it may be necessary to file a
> > bug that org-ql or some other package abuses markers by generation to
> > much of them.
>
> With emacs -Q things are twice better, though still not good enough:
...
> org-ql might be one of the reasons of slowdown. Without it, the nm-tst
> after clearing the cache is slightly faster (was 13 sec):

13.8 - 10.1 = 3.7 that is comparable with "emacs -Q" that is 5.3. So 
contribution of org-ql is not major one, but it is still significant.

> However, markers are also created by agendas for example. The last
> result is also on fresh Emacs. Fresh Emacs tends to be faster in general.
>
> Do you know a good way to find out all the markers associated with a buffer?

I was going to ask you, but forgot to do it. Perhaps it is impossible by 
design.

(length org-agenda-markers)