perfetto-trace-analysis

name	perfetto-trace-analysis
description	Analyzes Perfetto traces to find the root cause of latency, memory, or jank issues in Android apps. Use when the user provides a Perfetto trace file and asks any question, ongoing investigation, or open-ended request to analyze its contents.
license	Complete terms in LICENSE.txt
metadata	{"author":"Google LLC","last-updated":"2026-05-14","keywords":["Perfetto","trace analysis","Android performance","debugging","profiling","jank","bottleneck","SQL"]}

Resources

• Domain Hints: Reference files for specific performance areas: CPU, Graphics, I/O, IPC, Memory, Power. These files each contain multiple expert-vetted, powerful trace analysis techniques to steer and aid in the analysis.
• Perfetto SQL Reference: Reference guidelines for translating intents into valid queries are located in the SQL reference. You must read this reference and follow its Execution Protocol for all SQL generation.

Setup Phase (Mandatory)

1. Initialize Scratchpad (Chain of Evidence):