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List:       kwrite-devel
Subject:    Re: Kate slowing down...
From:       "Christoph Cullmann (cullmann.io)" <christoph () cullmann ! io>
Date:       2022-03-08 20:37:24
Message-ID: 94435c6e74d6fa0a3761412c198a637c () cullmann ! io
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On 2022-03-08 21:03, Christoph Cullmann (cullmann.io) wrote:
> On 2022-03-08 20:55, Alexander Neundorf wrote:
>> Hi,
>> 
>> On Dienstag, 8. März 2022 19:03:31 CET Sven Brauch wrote:
>>> Hi,
>>> 
>>> sorry, you need to chown it to your user before because it was 
>>> written
>>> as root:
>>> 
>>> sudo chown alex perf.data
>> 
>> ah, I should have seen this, sorry.
>> 
>> From a quick look the results seem to point to 
>> qt_qFindChildren_helper(),
>> which seems to be called from KAcceleratorManager::manage().
>> At least this seems to be related to key strokes, and the more open 
>> documents,
>> the more Qt children there are I guess, so it could make sense.
>> I'll look a bit more into this.
> 
> Hmpf, bad :(
> 
> Could you try if you use KAcceleratorManager::setNoAccel on e.g. the
> KTextEditor::View this will vanish?

I did profile myself, I think the culprit is the accel checker:

https://invent.kde.org/frameworks/kxmlgui/-/issues/3

Alex, could you confirm that with your profiles?

Greetings
Christoph

> 
> Greetings
> Christoph
> 
>> 
>> Thanks for the help
>> Alex

-- 
Ignorance is bliss...
https://cullmann.io | https://kate-editor.org
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