"Start/Stop Sampling Profiler" not working on Android

[dannycochran]

Is this a bug report?

Yes

Have you read the Contributing Guidelines?

Yes

Environment

Environment:
OS: macOS High Sierra 10.13.3
Node: 6.10.3
Yarn: 1.3.2
npm: 3.10.10
Watchman: Not Found
Xcode: Xcode 9.2 Build version 9C40b
Android Studio: Not Found

Packages: (wanted => installed)
react: 16.2.0 => 16.2.0
react-native: 0.53.3 => 0.53.3

Target Platform: Android API 23, Nexus 5X

Steps to Reproduce

1. create a new react-native app from scratch (or use the repo I provided below)
2. react-native run-android
3. open debugging menu
4. tap "Start/Stop Sampling Profiler"
5. get red screen and error

Expected Behavior

I would be able to start profiling memory usage in my react-native app

Actual Behavior

"TypeError: undefined is not a function (evaluating 'global.pokeSamplingProfiler()')"

Reproducible Demo

Either create a react-native repo from scratch, or use this repo here which is just that (no local modifications made after react-native init):

https://github.com/dannycochran/rn-profiler

[evanjmg]

Same here for Nexus 4, 5.1.1 +1

[tuomohopia]

I seem to be hitting the same problem on both, Android Studio emulator as well as on my own Oneplus 5T.

RN 0.55

[aayushis12]

same with Android 8.0.0

[Lidanha]

Hey guys,

I have the same issue, is there a workaround for finding performance issues?

Thanks,
Lidan

[337240552]

android 6.0 Rn 0.55.0

[JulianKingman]

I get the same global.pokeSamplingProfiler. I'm using ExpoKit 28.0.0, fwiw

[haggholm]

Ditto. Same as #15003?

[fzyzcjy]

same +1, rn 0.55

[fzyzcjy]

Any ideas? :/