how to get react native app profile, systrace has been remove in platform-tools

[zenHeart]

Description

read Collecting a trace , but systrace has been remove in platform-tools , see this platform tools log , we should update this document, how to Collecting a trace in react native in adroid?

Documentation version

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[cortinico]

how to Collecting a trace in react native in adroid?

As suggested in the page you linked, you can use the Android Studio Profiler (which is basically a UI for systrace). And yes, we should update the page you linked.

This is up for grab if someone wants to help us improve the website

[zenHeart]

Use usb to link device to adroid studio, click view -> Tool window -> Profiler
I get System trace recording like this

but how to get js thread performane like chrome performance panel or how to use android sutdio profiler to help understand
react native performance ,i can't find relative docs in react native website.
i read

• profile-hermes fail the cpuprofile is empty, and can't work when page reload, i want get rn page First Meaningful Paint js thread trace
• react-devtools also can't get page First Meaningful Paint
  trace

so is there other document to help me catch rn page First Meaningful Paint js thread trace