Well, there are many ways to analyze page load time I have done that using Pingdom and Waterfall chart in the network tab.
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Pingdom result
Load time - 1.97s, Requests = 20, Page Size = 11.6 KB, Performance grade = B82 -
Network tab Waterfall Chart
In this it took around 1.16s
For that,
- I’ve used minimal dependencies.
- Avoid using Index as Key for map.
- Using Web Workers for CPU Extensive Tasks.