GD vs AGG performance...

[John Cole]

I posted a link to one of our standard base maps, it was down to 250ms, but
we haven't really been tuning on it, there are other things to squash when
you get it that low.

John


Andreas Albarello wrote:
> 
> Same for me here. Didn't notice any major performance hits. Rendering 
> times with AGG and GD are in about the same ballpark here.
> 
> Maybe getting some idea of the kind of symbols, outlines etc. you use 
> would help. Perhaps you could also clarify how you have been able to get 
> maps below 100ms in the first place?
> 
> Best regards,
> Andreas Albarello
> 
> Rob McCulley wrote:
>> That hasn't been my experience at all.  I wrote a quick little python
>> script that used mapscript to produce the same five maps twice, once
>> with agg and once with gd.  The mapfiles were identical, except for the
>> outputformat section, and the times were within 2% of each other.
>> 
>> Rob McCulley
>> 
>> 
>> -----Original Message-----
>> From: UMN MapServer Users List [mailto:MAPSERVER-USERS at LISTS.UMN.EDU] On
>> Behalf Of John Cole
>> Sent: Thursday, August 23, 2007 12:56 PM
>> To: MAPSERVER-USERS at LISTS.UMN.EDU
>> Subject: [UMN_MAPSERVER-USERS] GD vs AGG performance...
>> 
>> Perhaps it's too early to discuss performance differences, but I was
>> curious
>> if the current AGG rendering speed is what to expect.
>> 
>> Looking at a few of my mapfiles, AGG is aprox 5 times slower than GD on
>> MS5
>> (with MS4 GD just a hair faster than MS5 GD).
>> 
>> The maps look great, but after spending a lot of time getting maps below
>> 100ms, it's hurts to see them over a second again :-(  Just want my cake
>> and
>> get to eat it too :-)
>> 
>> Thanks,
>> 
>> John
> 
> -- 
> --------------------------------------------------------------------
> Andreas Albarello
> Analysis & SW Development
> 
> Territorium Online srl/GmbH
> Via Buozzi/Buozzistraße 12 - I 39100 Bolzano/Bozen
> email: andreas.albarello at territoriumonline.com
> web:   www.territoriumonline.com
> --------------------------------------------------------------------
> 
> 

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