[KPhotoAlbum] KPhotoAlbum crashes while generating thumbnails during start

[Manfred Usselmann]

Hi,

Am 02.06.2013 12:30, schrieb Jan Kundrát:
> On Thursday, 30 May 2013 01:37:04 CEST, Manfred Usselmann wrote:
>> the performance issue is not solved, it's still terrible. Maybe even
>> worse than before. Even if I select a folder with just a few 
>> relatively
>> small images, KPA is unusable. The image collected is stored on a CIFS
>> (Samba/Windows) share on a local server with a fast connection (1 
>> Gb/s).
> 
> Manfred, could you please provide a bit more detail?
> 
> - What version do you run? If you just updated from git, did you run
> `make` and `make install`, and are you running the installed binary?
> What git commit is it?
> 
> - Where is the application spending most of its time? Something like
> the output of `valgrind --tool=callgrind` would be terrific, but also
> rather slow to obtain. However, making sure that you have debugging
> symbols, running the KPA from inside `gdb` and occasionally stopping
> it via Ctrl+C and sending the output of "thread apply all backtrace"
> (or "t a a bt" if you are bothered typing) will help a lot.

In the meantime we found out that the performance issue already happens 
with version 4.3 and is caused by excessive access to 
${IMAGEDIR}/.thumbnails/thumb-0 over the network. Johannes has entered 
an appropriate bug report: https://bugs.kde.org/show_bug.cgi?id=321437.

Regards,
Manfred