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Resources for Audit Performance

Resources

web.dev

Tools (online) for Audit Performance

Chrome Dev Tools

Network Monitor

  • Status – Easy to figure out if any resource is not available
  • Protocol – Checks HTTP1.1, HTTP2, Quic etc
  • Type – File type returned, easy to figure out WebP is working
  • Size – Amount of data transferred, with and without Gzip. ‘Disk Cache’ or ‘Memory Cache’ indicates browser caching is working
  • Priority – Priority of each file which browser requests. CSS, JS, Fonts have high priority, images – Low, SendBeacon (Google Analytics), prefetch (Quicklink) have the lowest
  • Waterfall – A waterfall of the data requested and received. Also, provide in-depth data of DNS lookup, TCP connection, SSL, TTFB, etc. Easy to debug lazy loading too

Audits

Security

Google PageSpeed Insights

GTmetrix Analyzer

GTmetrix Monitor

Pingdom Speed Test

Pingdom Monitoring

WebPageTest

Loader.io

  • https://loader.io/
  • makes it easy to send 10k requests/second to your site and see how it performs
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