---
name: "skill_log_analyze_perfetto"
description: "分析 Perfetto trace。当用户给出 perfetto trace 文件并希望在 ui.perfetto.dev 中查看性能行为时调用。"
version: "1.0.0"
author: "bytedance"
tags:
  - perfetto
  - trace
  - performance
categories:
  - development
  - debugging
---

# skill_log_analyze_perfetto

## 适用场景
- 用户给出 Perfetto trace 文件，想分析线程、调度、性能轨迹。

## 路径
```bash
export PERFETTO_SKILL="/home/bytedance/disk4T/jieli/modem_proc_ext/skills/skill_log_workflow/sub_skills/skill_log_analyze_perfetto"
export PERFETTO_TOOL_DIR="${PERFETTO_SKILL}/scripts/perfetto_trace_analyze_tool"
```

## 使用方式
1. 打开 [ui.perfetto.dev](https://ui.perfetto.dev/)
2. 上传 trace 文件
3. 结合 Web UI 做性能分析