Android Performance Cheat Sheet

Profiling, leaks, and renderer

Last Updated: November 21, 2025

Profiling Tools

Tool Focus
Systrace Thread work
Memory Profiler Leaks
GPU Profiler Rendering

Commands

adb shell dumpsys gfxinfo
Frames
./gradlew assembleDebug
Build
Profile GPU rendering
Inspect render times

Tips

Avoid heavy start-up logic, cache bitmaps, and limit allocations.

💡 Pro Tip: Profile with Android Studio, avoid main thread work, and trim large bitmaps.
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