[mapguide-users] Map Guide Inconsistent Performance
andrew.demerchant at gemtec.ca
Mon Jul 24 12:17:15 EDT 2006
I get pretty poor performance too (I'm using the DWF viewer). I've
noticed a serious decrease in speed when you use filters on your data,
and when you use thematic layers. I had thought that maybe it was the
ODBC FDO, but maybe not, since you're using SDF's....
Gord McKenzie wrote:
> I am looking for a little help. I have been looking at Map Guide Open
> Source for some time and am having what seems like performance
> problems. Here are some details.
> I have installed and configured Mapguide on 4 machines. A test and
> production server at the office and a couple of test machines at
> home. 3 are running Server 2003 and IIS 6 and I have the Studio
> preview. The third machine is XP Pro with IIS 5 which I know is not a
> server OS. I am only using the AJAX viewer so far.
> Creating maps with one or two or three layers of shp data loaded and
> converted to SDF. Tried various levels of thematic styling from
> default to a simple color ramp sample on land use. The SDF files are
> only about 3 and 8MB.
> In the Studio preview windows and in weblayout preview, the
> performance is spotty and usually slow. By spotty I mean sometimes I
> get just the preview window with all the layout type elements like
> titles and legend etc., but no map display and no zoom control. Other
> times I get everything as expected but even at times like this the
> performance is slow. Like 8 seconds to zoom in on a few parcels.
> This is all on the internal network or local machine where I am
> testing and developing. If I get all three layers on and in zoom
> scale range, the performance is even somewhat slower. This is
> consistent across all my 4 testing machines.
> I feel as if I am missing something obvious here. Does anybody have
> any suggestions of things I could be looking at or trying.
> One of my home machines could be considered underpowered by todays
> standards. The rest should be pretty good.
> 2 machines are 3.2 GHZ, 2GB ram, 160GB SATA in one machine and 80GB
> SCSI in the other
> 1 machine is 3.4GHZ 3GB RAM, 160GB SCSI.
/GEMTEC Limited <http://www.gemtec.ca>
/191 Doak Road
Fredericton, NB, Canada
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