Template Index

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System Profiling](#profiling)[

In-App Tracing](#tracing)[

Trace Viewer](#viewer)[

Trace Analysis](#analysis)

System-wide profiling for Linux and Android

sort

Linux kernel tracing

Capture high frequency ftrace data: scheduling activity, task switching latency, CPU frequency and much more

nfc

Userspace profilers and extra probes

Native heap profiling, Java heap profiling, pollers for /proc stat files

android

Built into Android

Part of the platform since Android 9 Pie, runs on Linux as well

Get Started

App Tracing

developer_mode

Efficient trace point instrumentation

Log your C++ app’s activity with high throughput, low overhead trace points

ballot

Structured and configurable events

Define custom protobuf messages to represent strongly-typed app-specific information, trace only what you need

view_compact

Integrated with system-wide tracing

Correlate your app’s state with system-wide profiling data on the same timeline

Get Started

Trace Viewer

timeline

Interactive trace exploration

Record, view and process trace data with the Perfetto UI

file_copy

Supports popular trace format files

TraceEvent JSON, Android systrace, ftrace text output

offline_bolt

Runs fully in your browser

No server interaction involved, works even if you are offline

Open the UI

Trace Analysis

storage

SQL-based trace model

Trace processor ingests traces and exposes a SQLite-based interface to access the contents of the trace, both via shell and UI

speed

Large trace analysis

Supports traces up to tens of GBs

compare_arrows

Interoperable

Can import and export popular trace formats: Chromium JSON trace format, Android Systrace, ftrace, CSV

Learn more

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