profiler

name	profiler
description	examples/profiler 目录的完整生成 skill：torch.profiler 性能剖析，导出 Chrome trace 供 Perfetto 可视化。

CLAUDE.md — examples/profiler

Performance profiling with torch.profiler. Exports Chrome trace format for visualization in Perfetto.

Test Files

File	What it profiles
conftest.py	Main profiler entry
conftest.cpu.py	CPU profiling
conftest.cuda.py	CUDA GPU profiling
conftest.npu.py	NPU profiling

Profiler Configuration

Uses torch.profiler.profile(...) with record_shapes=True, with_modules=True, with_flops=True.

Usage

cd examples/profiler && mpirun -np 1 python -u conftest.py
# Load resulting trace_*.json into https://ui.perfetto.dev