[mapguide-users] Here's some stress testing on Mapguide

[Zac Spitzer]

how does the 2.1 beta compare, coz watching trac I
have seen heaps of stability fixes since MGE 2010?

I have seen hardly any leaks with the both the beta and a
2.1 build with RFC60 running tiling for several days

z

On Wed, Jul 1, 2009 at 12:12 AM, Bruno Scott<bscott at geomapgis.com> wrote:
>
> I've made some stress testing on Mapguide Enterprise 2010
> (I will try the same test on MGOS 2.1)
> I have a Dual core server 3.17 GHz with 4 gig of RAM
> Running windows 2003 SP2 and IIS
>
> I got a grinder script ( from Autodesk) that i have modifyed a little.
> Test has been done using the ajaxviewer php and aspx
> I've set grinder to simulate 20 concurent user repeating the same operations
> This is the listof operation been repeating over and over by the 20 users
>  1) Create a session + Sleep 2 sec
>  2) Load the viewer + Sleep 2 sec
>  3) Zoom + Sleep 2 sec
>  4) Select one feature ( polygon based ) + Sleep 2 sec
>  5) Clear selection + Sleep 2 sec
>  6) Pan 3 times + Sleep 2 sec
>  7) Zoom out  + sleep 2 sec
>
> I have put some counter on the mapguide services and the iis(w3w) services
>        mg net  w3w net mg php  w3w php
> 1 min   64000k  58600k  64000k  45800k
> 2 min   72000k  63700k  64400k  51500k
> 3 min   68500k  67700k  69000k  65300k
> 4 min   71700k  71500k  71500k  68900k
> 5 min   72500k  76000k  73300k  72800k
> 6 min   77000k  77555k  77000k  76200k
> 7 min   82000k  81500k  80000k  80000k
>
> http://n2.nabble.com/file/n3182666/Image1.gif
>
> Mapguide stopeed working after 35 minutes
> there were still enough memory to run
> mg was at 99000k
> w3w was at 300000k
>
> So analysing these numbers some question rises,
> a) Why would iis loose 4 meg of ram every minutes?
> b) Mapguide is still consuming 2 meg / minutes but i think will end by
> reusing some of this ram, further test will try to demonstrate that.
> c) What is the real cause of the crash? Is there too much session created in
> a short period of time?
>
> Bruno Scott
> still investigating :)
>
>
>
>
> --
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>
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-- 
Zac Spitzer -
http://zacster.blogspot.com
+61 405 847 168