[OpenLayers-Dev] Bug #622 testing and performance issues

[Schuyler Erle]

On Tue, 2007-04-03 at 23:16 -0400, Stephen Woodbridge wrote:

> 2) Turn on profiling
>     Click Zoom +
> > nodeTypeCompare	150	30.27%	1234.375ms	1234.375ms	8.229ms	0ms	31.25ms	OpenLayers.js (line 532)
> > parseAttributes	1400	28.35%	1156.25ms	1343.75ms	0.96ms	0ms	312.5ms	OpenLayers.js (line 678)
> > destroy	1	24.52%	1000ms	1000ms	1000ms	1000ms	1000ms	OpenLayers.js (line 526)
> 
> 3) Turn on Profiling
>     click Zoom + (again)
> > destroy	1	98.73%	178718.75ms	178718.75ms	178718.75ms	178718.75ms	178718.75ms	OpenLayers.js (line 526)
> > nodeTypeCompare	128	0.54%	968.75ms	968.75ms	7.568ms	0ms	31.25ms	OpenLayers.js (line 532)
> > parseAttributes	1092	0.49%	890.625ms	953.125ms	0.873ms	0ms	296.875ms	OpenLayers.js (line 678)
>
> 4) Shift-Reload the page to start new
>     Click the Algers, DZ link
>     Turn on profiling
>     Click Zoom -
>
> > destroy	1	80.51%	507937.5ms	507937.5ms	507937.5ms	507937.5ms	507937.5ms	OpenLayers.js (line 526)
> > nodeTypeCompare	50	15.74%	99296.875ms	99328.125ms	1986.563ms	1906.25ms	2609.375ms	OpenLayers.js (line 532)
> > draw	2	0.63%	4000ms	10000ms	5000ms	46.875ms	9953.125ms	OpenLayers.js (line 557)

Great! So it's the object destruction calls that are lagging everything
out now! :-/

Thanks for this feedback, Stephen.

SDE