https://bugs.kde.org/show_bug.cgi?id=499551
Méven Car <meve...@gmail.com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Component|general |general
Version|24.12.1 |6.11.0
CC| |kdelibs-b...@kde.org,
| |meve...@gmail.com
Assignee|dolphin-bugs-n...@kde.org |kio-bugs-n...@kde.org
Product|dolphin |frameworks-kio
--- Comment #13 from Méven Car <meve...@gmail.com> ---
(In reply to Andrea Ippolito from comment #12)
> (In reply to Andrea Ippolito from comment #10)
> > Created attachment 178012 [details]
> > flamegraph context menu on large file selection
> >
> > This is to show the context menu on a selection of 5000 flat files (4KB
> > .bin), no sub-dirs
> >
> > Seems to be related to mime types again (triggered by the compress/extract
> > actions)?
>
> Disabling Ark's compress and extract context menu entries improved the
> situation drastically (a few seconds before VS barely over 1 second now)(In
> reply to Méven from comment #11)
> > (In reply to Andrea Ippolito from comment #10)
> > > Created attachment 178012 [details]
> > > flamegraph context menu on large file selection
> > >
> > > This is to show the context menu on a selection of 5000 flat files (4KB
> > > .bin), no sub-dirs
> > >
> > > Seems to be related to mime types again (triggered by the compress/extract
> > > actions)?
> >
> > Yes that's a different issue in ark in CompressFileItemAction and
> > ExtractFileItemAction that scan all the files.
> > They will probably need some similar work to limit the determineMimeType
> > calls:
> > https://invent.kde.org/utilities/ark/-/blob/master/app/
> > compressfileitemaction.cpp?ref_type=heads
> > https://invent.kde.org/utilities/ark/-/blob/master/app/extractfileitemaction.
> > cpp?ref_type=heads
> >
> > It exposes two issues with the API, the plugins can impact the application
> > (there run in main thread) and those mimetypes have already be determined by
> > dolphin when it loaded the folder, so they could share this information.
This is the main issue and it is in KIO / widgets, but might take a long time
to fix as it might require an API breakage.
>
> Cool, thanks! What's the best way to report this to Ark/Gwenview in your
> opinion?
Just like you did with this bug for dolphin. Please keep a link or a "relates
to" reference in the new bugs.
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