javascript - Measure browser perfomance in JS -

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we have pretty loaded web application updates lots of data (stock quotes) on web page via websockets without latency. brings problems perfomance clients have slow computers.

we can change framerate of application , put aggregation , latency (similar angular does) first have detect if user needs (has troubles perfomance).

is possible detect troubles prefomance in browser via js? may there global properties in chrome can current perfomance statistics?

check window.performance (navtiming) javascript api, new html5 api. see availability @ http://caniuse.com/#feat=nav-timing


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