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在 OpenClaw 中安装
/install heap-dump
功能描述
内存快照分析(v8 heap snapshot)+ 性能分析(perf_hooks)
使用说明 (SKILL.md)
Heap Dump & Profiler — 内存与性能分析
版本: 1.0.1
创建日期: 2026-04-13
更新日期: 2026-04-14
📋 功能
| 功能 | 说明 |
|---|---|
| heap-dump | 生成 v8 堆快照,Chrome DevTools 分析 |
| profiler | perf_hooks 性能分析(start/checkpoint/end/report) |
📂 文件结构
skills/heap-dump/
├── SKILL.md
├── skill.json
└── scripts/
├── heap-dump.js # 内存快照生成
└── profiler.js # 性能分析工具
🔧 用法
# 内存快照
node skills/heap-dump/scripts/heap-dump.js snapshot
# 性能分析
node skills/heap-dump/scripts/profiler.js start "任务名" # 开始
node skills/heap-dump/scripts/profiler.js checkpoint "阶段" # 标记点
node skills/heap-dump/scripts/profiler.js end # 结束
node skills/heap-dump/scripts/profiler.js report # 生成报告
📊 触发方式
- 手动触发(按需使用的诊断工具,无需自动化)
⚠️ 注意事项
- heap snapshot 文件较大,建议分析后删除
- profiler 输出写入
memory/perf/目录 - 已合并 headless-profiler 功能
安全使用建议
This skill appears to do what it says: generate V8 heap snapshots and record perf_hooks-based profiling locally. Before installing, note that: 1) it creates ~/.openclaw/heap-snapshots/ and ~/.openclaw/profiles/ and stores potentially large .heapsnapshot files—delete them after analysis; 2) it reads low-level process info (internal Node APIs and /proc/self/fd on Linux) to build diagnostics — expected for profiling but it does access process state; 3) SKILL.md and the code disagree about the output path (memory/perf/ vs ~/.openclaw/...), so confirm where files will land on your system; 4) there are no network calls or credential requests, so no outward exfiltration is apparent. If you run this on a production agent, consider running it in a controlled/dev environment first and inspect the files it creates.
功能分析
Type: OpenClaw Skill
Name: heap-dump
Version: 1.0.1
The skill bundle provides legitimate diagnostic tools for Node.js memory and performance analysis. The scripts `heap-dump.js` and `profiler.js` use standard Node.js APIs (v8, perf_hooks) to collect system metrics and generate heap snapshots, storing them locally in the user's home directory without any evidence of data exfiltration, remote execution, or malicious intent.
能力评估
Purpose & Capability
Name/description describe heap snapshots and profiling; the included scripts implement exactly those features (v8.getHeapSnapshot, perf_hooks). There are no unrelated network calls or external service credentials requested.
Instruction Scope
SKILL.md instructs running the included scripts which is correct, but there are small mismatches: the README warns 'profiler output write to memory/perf/' while the code actually writes to ~/.openclaw/profiles/ and ~/.openclaw/heap-snapshots/. The scripts also read /proc/self/fd (Linux-only) and use internal Node APIs (process._getActiveHandles/_getActiveRequests) to collect diagnostics — these are diagnostic actions consistent with the stated purpose but they access low-level process state.
Install Mechanism
No install spec (instruction-only with bundled scripts). Nothing is downloaded or extracted from remote URLs; risk from install mechanism is low.
Credentials
The skill declares no required env vars or credentials and indeed needs none. It does rely on process.env.HOME to create ~/.openclaw/… directories; the skill did not declare those config paths in metadata, which is a minor inconsistency you should be aware of.
Persistence & Privilege
Skill is not always-enabled and is user-invocable only. It writes files under the user's HOME (heap snapshots, diagnostics, profile state/history) which is expected for a local diagnostic tool and does not change other skills or system-wide agent settings.
如何使用
- 确保已安装 OpenClaw(本地或 Docker 部署)
- 在对话框中输入安装命令:
/install heap-dump - 安装完成后,直接呼叫该 Skill 的名称或使用
/heap-dump触发 - 根据 Skill 的参数说明提供必要输入,即可获得结构化输出
版本历史
v1.0.1
内存快照分析+性能分析,作者改为c32
v1.0.0
内存快照 + 性能分析工具
元数据
常见问题
Heap Dump & Profiler 是什么?
内存快照分析(v8 heap snapshot)+ 性能分析(perf_hooks). 它是一个面向 Claude Code / OpenClaw 的 AI Agent Skill 插件,目前累计下载 117 次。
如何安装 Heap Dump & Profiler?
在 OpenClaw 或 Claude Code 对话框中运行命令「/install heap-dump」即可一键安装,无需额外配置。
Heap Dump & Profiler 是免费的吗?
是的,Heap Dump & Profiler 完全免费,采用 MIT-0 许可证,可自由下载、安装和使用。
Heap Dump & Profiler 支持哪些平台?
Heap Dump & Profiler 跨平台运行,可在任意部署了 OpenClaw / Claude Code 的环境中使用(cross-platform)。
谁开发了 Heap Dump & Profiler?
由 c32(@amd5)开发并维护,当前版本 v1.0.1。
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