How to debug two things

Achim Bohnet allee at kubuntu.org
Tue Feb 2 16:44:08 UTC 2016


Valorie reminded me ...

On Monday 18 Jan 2016 11:42:48 Mitch Golden wrote:
> I have been using KDE5 since the 14.10 dual release, and there are two
> bugs that persist that I would like to tackle.
> 
> 1) Most though not all of the time when I log out/shut down and then log
> in again, if I had a konsole open in the old session it will not be there
> in the new.  I am fairly sure that this is due to a crash in konsole when
> it receives the shutdown signal.  I believe this because once or twice I
> have seen the crash reporter open just before the system turned off.

I've once read a long analysis what goes wrong with konole session management 
and session management in general.  Worth reading, saves you lots of time I'm 
sure but could not find it right now. Good luck with google ;-)

> 
> My question is how I can get a hook in so I can log the error that's
> occurring.  I am not seeing anything in the .xsession-errors log
> 
> I should point out that I am running nVidia driver 352.63 and my machine
> has a GeForce GTX 560M graphics card.
> 
> http://unix.stackexchange.com/questions/117421/how-to-close-all-apps-before-> x-server-goes-down
> 
> 
> 2) During login, there is a long delay when the bar is mostly though not
> always all the way across.  If I open a second terminal I can see via top
> that nothing much is happening during the long delay.  Is there some way
> to turn off the bar and see exactly what the process is during startup?

I almost sure this is akonadi (at least here it is).  To test:

Logout from your plasma session.  Login on an virtual console

	sudo  ln -s /bin/true  /usr/local/bin/akonadiserver

Login into plasma session.

Here login time is down from ~ 30 sec to ~ 5 sec.  Don't forget to

	sudo  rm  /usr/local/bin/akonadiserver

to get an working akonadi back.

Achim

> 
> Apologies if this is not considered an appropriate post to this list.  I
> am not attempting to report a bug, but rather to get some assistance so I
> can either fix or at least properly report the bug.
> 
>    - Mitch Golden

-- 
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  a koan. Profound to the user, unintelligible to the uninitiated.
  You discover truth everytime you use it.
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