WebPageTest - Online service/software to test performance of page when it is browsed from various countries/states with browser combinations
• Summary((Load time,No of Requests,Bytes)
• Details for each file requested(Time for first byte loaded,start render,request and response headers,Error/Status Code: 404)
• Pie charts-content breakdown for requests and bytes in form of html,flash,css,js,text,other
• how page speed can be optimized?
• Screenshot
http://www.webpagetest.org/
Yslow - Firefox add-on to check performance of pages and the reasons why they are slow like below examples can boost the performance.
CSS-keeping css at top,removing duplicate JS and CSS,removing unecessary
characters/spaces,
Javascript-keeping Js at bottom
Images-Using css sprites
https://addons.mozilla.org/en-US/firefox/addon/yslow/
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