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instruments-profiling

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Instruments/xctrace profiling: macOS/iOS traces, binaries, args, exports.

skills/instruments-profiling/SKILL.md

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# Instruments Profiling (macOS/iOS)

Use this skill when the user wants performance profiling or stack analysis for native apps.
Focus: Time Profiler, `xctrace` CLI, and picking the correct binary/app instance.

## Quick Start (CLI)

- List templates: `xcrun xctrace list templates`
- Record Time Profiler (launch):
  - `xcrun xctrace record --template 'Time Profiler' --time-limit 60s --output /tmp/App.trace --launch -- /path/To/App.app`
- Record Time Profiler (attach):
  - Launch app yourself, get PID, then:
  - `xcrun xctrace record --template 'Time Profiler' --time-limit 60s --output /tmp/App.trace --attach <pid>`
- Open trace in Instruments: