javascript - How to debug firefox performance? -

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i have web application loads fast in chrome, in firefox appears spend 10-20 seconds frozen input.

during time there nothing showing loading in network tab, , having profiled using performance tab there isn't meaningful output. during time reports different scripts running, nothing take 30 seconds reporting. ff reports 0fps doesn't otherwise report ff doing anything.

is there more can try work out firefox doing during time?


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