[Kde-pim] Kmail2: Akonadi memory requirements

[Stephan Mueller]

Am Freitag, 10. September 2010, um 09:16:16 schrieb Volker Krause:

Hi Volker,

> On Thursday 09 September 2010 09:56:09 Stephan Mueller wrote:
> > Storage space of akonadi
> > ========================
> > 
> > I probably have 3000+ emails in my spool where some of them are sizeable
> > 10+ MB. I was a bit irritated when I looked at the size of the mysql
> > database files: more than 800 MB!
> > 
> > I started to dig into the database by using the akonadiconsole tool. I
> > saw that the ENTIRE mail bodies are stored there! I am really unsure why
> > there is a need to really duplicate the email storage: once in the
> > maildir folders and once in mysql.
> 
> It's not supposed to store content bigger than 4k in the database by
> default, what version of the Akonadi server are you using? What settings

I am using 1.4.0 of Ubuntu Maverick.

> do you have in ~/.config/akonadi/akonadiserverrc, section [%General], keys
> SizeThreshold and ExternalPayload?

[%General]
Driver=QMYSQL
SizeThreshold=4096
ExternalPayload=false
> 
> You should have Akonadi server >= 1.4.0 with SizeThreshold=4096 and
> ExternalPayload=true. This will not fix existing "damage" though, it will
> only affect new or modified content.
> 
> With the settings fixed here, many of the following issues should become
> far less problematic. After all the same setup works fine on an N900
> phone, not perfectly smooth yet, but still far better than in your horror
> story ;)

I have read that, so I was particularly surprised by the issue.


Thanks
Stephan

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