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Re: zidestore 100%

by buzzdeee :: Rate this Message:

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Hi,  
 
 
users@... wrote:  

> On Nov 22, 2005, at 12:08, Sebastian Reitenbach wrote:  
> > retrieving the contacts list from ogo via zidestore in the  
> > kaddressbook takes about 5 up to ten minutes for 1500 contacts. The  
> > zidestore occupies nearly the  whole processing power, running with  
> > 95+ percent. This horribly slows down the whole machine, including the  
> > webui. Especially in the morning, when the users start to work.  
> >  
> > I am using ogo-zidestore-1.0beta.2-r1412.0  
> >  
> > Any hints on how to investigate this issue?  
>  
> The main problem is that Kontact doesn't seem to cache the contacts  
> properly.  
>  
kontact (kaddressbook) doesn't cache the contacts at all, after deactivating  
and reactivating, the whole list is retrieved again.  
created a bug report a while ago, please vote if you have some time...  
http://bugs.kde.org/votes.cgi?action=show_bug&bug_id=114920 
 
> The initial load of the cache can indeed be that high with GroupDAV  
> because the client will issue 1 PROPFIND to discover the contacts and  
> then 1500 individual HTTP GET requests.  
> Of course this is supposed to happen only *once* per client and  
> therefore considered reasonable (subsequent starts of the application  
> are supposed to fetch changed records only based on the etag  
> information).  
yes, makes sense, unfortunately kaddressbook doesn't cache,...  
 
>  
> ZideLook is a bit more efficient here, it fetches up to 64? contacts in  
> one GET (so ~25 GETs insetad of 1500). But it uses a non-standard HTTP  
> hack which is why it isn't in GroupDAV.  
what is this for a hack, why is it not working with HTTP?  
so the propfind is first going to retrieve the list of (new/changed) contacts  
and will then download them. What is the problem of requesting and downloading  
64 or howmany ever, contacts in a row?  
 
kind regards
Sebastian
 
 
--  
Sebastian Reitenbach            Tel.: ++49-(0)3381-8904-305      
RapidEye AG                     Fax: ++49-(0)3381-8904-101      
Friedrich-Franz-Str. 19         e-mail:reitenbach@...      
D-14770 Brandenburg             web:http://www.rapideye.de   
 
 

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