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Merge branch 'main' into tgolen-refactor-sideloading-headerview
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tgolen committed Mar 12, 2024
2 parents 130c1dd + 0dc2151 commit e3e8073
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5 changes: 1 addition & 4 deletions .github/workflows/reassurePerformanceTests.yml
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Expand Up @@ -69,9 +69,6 @@ jobs:
uses: ./.github/actions/javascript/getGraphiteString

- name: Send graphite data
env:
GRAPHITE_SERVER: ${{ vars.GRAPHITE_SERVER }}
GRAPHITE_PORT: ${{ vars.GRAPHITE_PORT }}
# run only when merged to main
if: github.event.pull_request.merged == true && github.event.pull_request.base.ref == 'main'
run: echo -e "${{ steps.saveGraphiteString.outputs.GRAPHITE_STRING }}" | nc -q0 "$GRAPHITE_SERVER" "$GRAPHITE_PORT"
run: echo -e "${{ steps.saveGraphiteString.outputs.GRAPHITE_STRING }}" | nc -q0 stats.expensify.com 3003
73 changes: 73 additions & 0 deletions README.md
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Expand Up @@ -187,6 +187,79 @@ Our React Native Android app now uses the `Hermes` JS engine which requires your
To make it easier to test things in web, we expose the Onyx object to the window, so you can easily do `Onyx.set('bla', 1)`.
----
# Release Profiler
Often, performance issue debugging occurs in debug builds, which can introduce errors from elements such as JS Garbage Collection, Hermes debug markers, or LLDB pauses.
`react-native-release-profiler` facilitates profiling within release builds for accurate local problem-solving and broad performance analysis in production to spot regressions or collect extensive device data. Therefore, we will utilize the production build version
### Getting Started with Source Maps
To accurately profile your application, generating source maps for Android and iOS is crucial. Here's how to enable them:
1. Enable source maps on Android
Ensure the following is set in your app's `android/app/build.gradle` file.
```jsx
project.ext.react = [
enableHermes: true,
hermesFlagsRelease: ["-O", "-output-source-map"], // <-- here, plus whichever flag was required to set this away from default
]
```
2. Enable source maps on IOS
Within Xcode head to the build phase - `Bundle React Native code and images`.
```jsx
export SOURCEMAP_FILE="$(pwd)/../main.jsbundle.map" // <-- here;
export NODE_BINARY=node
../node_modules/react-native/scripts/react-native-xcode.sh
```
3. Install the necessary packages and CocoaPods dependencies:
```jsx
npm i && npm run pod-install
```
7. Depending on the platform you are targeting, run your Android/iOS app in production mode.
8. Upon completion, the generated source map can be found at:
Android: `android/app/build/generated/sourcemaps/react/productionRelease/index.android.bundle.map`
IOS: `main.jsbundle.map`
### Recording a Trace:
1. Ensure you have generated the source map as outlined above.
2. Launch the app in production mode.
2. Navigate to the feature you wish to profile.
3. Initiate the profiling session by tapping with four fingers to open the menu and selecting **`Use Profiling`**.
4. Close the menu and interact with the app.
5. After completing your interactions, tap with four fingers again and select to stop profiling.
6. You will be presented with a **`Share`** option to export the trace, which includes a trace file (`Profile<app version>.cpuprofile`) and build info (`AppInfo<app version>.json`).
Build info:
```jsx
{
appVersion: "1.0.0",
environment: "production",
platform: "IOS",
totalMemory: "3GB",
usedMemory: "300MB"
}
```
### How to symbolicate trace record:
1. You have two files: `AppInfo<app version>.json` and `Profile<app version>.cpuprofile`
2. Place the `Profile<app version>.cpuprofile` file at the root of your project.
3. If you have already generated a source map from the steps above for this branch, you can skip to the next step. Otherwise, obtain the app version from `AppInfo<app version>.json` switch to that branch and generate the source map as described.
`IMPORTANT:` You should generate the source map from the same branch as the trace was recorded.
4. Use the following commands to symbolicate the trace for Android and iOS, respectively:
Android: `npm run symbolicate-release:android`
IOS: `npm run symbolicate-release:ios`
5. A new file named `Profile_trace_for_<app version>-converted.json` will appear in your project's root folder.
6. Open this file in your tool of choice:
- SpeedScope ([https://www.speedscope.app](https://www.speedscope.app/))
- Perfetto UI (https://ui.perfetto.dev/)
- Google Chrome's Tracing UI (chrome://tracing)
---
# App Structure and Conventions
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5 changes: 2 additions & 3 deletions android/app/build.gradle
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Expand Up @@ -98,8 +98,8 @@ android {
minSdkVersion rootProject.ext.minSdkVersion
targetSdkVersion rootProject.ext.targetSdkVersion
multiDexEnabled rootProject.ext.multiDexEnabled
versionCode 1001044800
versionName "1.4.48-0"
versionCode 1001045005
versionName "1.4.50-5"
}

flavorDimensions "default"
Expand Down Expand Up @@ -181,7 +181,6 @@ android {
dependencies {
// The version of react-native is set by the React Native Gradle Plugin
implementation("com.facebook.react:react-android")
implementation("com.facebook.react:flipper-integration")

if (hermesEnabled.toBoolean()) {
implementation("com.facebook.react:hermes-android")
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3 changes: 3 additions & 0 deletions android/build.gradle
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Expand Up @@ -44,6 +44,9 @@ allprojects {
force "com.facebook.react:react-native:" + REACT_NATIVE_VERSION
force "com.facebook.react:hermes-engine:" + REACT_NATIVE_VERSION

//Fix Investigate App Crash MainActivity.onCreate #35655
force "com.facebook.soloader:soloader:0.10.4+"

eachDependency { dependency ->
if (dependency.requested.group == 'org.bouncycastle') {
println dependency.requested.module
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6 changes: 6 additions & 0 deletions assets/images/document-slash.svg
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