Performance Monitor Theoretical 1

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Performance Monitor Tool Demo

Welcome to the Performance Monitor Tool demo! This demo helps you understand how different operations affect browser performance.

How to use:

  1. Open Chrome DevTools (Press F12 or right-click > Inspect)
  2. Go to the "More tools" menu (click three dots) and select "Performance monitor"
  3. Click any button below to see its effect on performance metrics
  4. Watch how the metrics change in real-time in the Performance Monitor
Creates a busy-wait loop for 1 second to show CPU spike
Creates a large array in memory to show memory usage increase
Adds 1000 div elements to show impact on DOM node count
Adds 1000 click listeners to demonstrate event listener impact
Creates 10 iframes to show effect of multiple documents
Adds 10 iframes to demonstrate frame count impact
Creates 1000 positioned divs to trigger layout calculations
Adds 1000 colored divs to trigger style recalculations