[Kde-pim] KMail takes ages to load mails

[Volker Krause]

On Thursday 09 September 2010 14:26:33 Milian Wolff wrote:
> On Thursday, 9. September 2010 09:25:42 Maciek Zarzycki wrote:
> > Hi,
> >
> > I've just migrated to Kontact 4.4.93 and I've noticed that KMail takes
> > ages to load emails from disk every time it is restarted. I'm talking
> > about few minutes for a folder with 1000+ emails and not much less for
> > folders containig ~100 emails. Also mysqld is eating up about 50% of cpu
> > (100% of one core on a core 2 duo machine) during loading.
> >
> > The emails are stored in a maildir resource so loading should be
> > instantenious. At least it was in the old KMail.
> >
> > I will be happy to provide any info you need and do a bit of debugging if
> > you give me instructions :).
> >
> > Btw, should I create a ticket on bugs.kde.org for this?
>
> Hey Maciek,
>
> I tried to improve that situation a few months ago and hope to spent some
> more time on it in future. A proper bug report would of course be welcome.
>
> @ Others: Has anyone else spent time on performance while I was gone from
> PIM development? Didn't Tokoe do a few things here and there?

We found and fixed a pretty big performance problem with the message list 
loading some time ago, caused by multiple Nepomuk queries per item. Since 
that has been fixed, folder loading seems to work just fine here. But Maciek 
should have that fix already...

regards
Volker
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