[OpenLayers-Users] Performance?

[Jeff Dege]

I've been running through WMS.

> -----Original Message-----
> From: Marcos Cobeña [mailto:marcoscobena at gmail.com] 
> Sent: Tuesday, August 15, 2006 5:29 AM
> To: Jeff Dege
> Cc: users at openlayers.org
> Subject: Re: [OpenLayers-Users] Performance?
> 
> Hi Jeff,
> 
> Just one question, are you calling MS through WMS queries or just
> using MS layer recently coded?
> 
> If you are using WMS, it seems better to contact MS guys, they'll
> surely be able to explain why it takes more time than expected.
> 
> Hope this helps.
> 
> Regards,
> 
> 2006/8/14, Jeff Dege <jdege at korterra.com>:
> > Is there some fundamental reason why accessing MapServer 
> maps through
> > OpenLayers is so much slower than doing so using either 
> MapServer's CGI
> > or scripting interfaces?
> >
> > I'm experimenting with a moderate data set - seven shape 
> files, largest
> > is 150MB.  When I ask MapServer's CGI executable to draw me 
> a map, it
> > takes a couple of seconds.  The MapScript DLL is even 
> faster, despite
> > being asked to do more.
> >
> > But OpenLayers can take forever - upwards of sixty seconds, 
> sometimes,
> > to draw a map of the same size.
> >
> > I've tried Ka-Map (directly, I've not been able to get the 
> Ka-Map layer
> > within OpenLayers to work), and while it redraws cached 
> tiles quickly,
> > it's only moderately faster than OpenLayers at drawing them 
> in the first
> > place.
> >
> > Is this normal?
> >
> > What can I do to fix it?
> >
> >
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> >
> 
> 
> -- 
> Marcos - http://www.youcannoteatbits.org
>