Performance profiler

Skill a5c-ai/babysitter/library/specializations/software-architecture/skills/performance-profiler

Babysitter enforces obedience on agentic workforces and enables them to manage extremely complex tasks and workflows through deterministic, hallucination-free self-orchestration

Install

npx -y skills add a5c-ai/babysitter --skill performance-profiler

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Profile application performance including CPU, memory, and flame graph generation

SKILL.md

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Performance Profiler Skill

Overview

Profiles application performance including CPU profiling, memory profiling, flame graph generation, bottleneck identification, and APM tool integration.

Capabilities

CPU profiling
Memory profiling and heap snapshots
Flame graph generation
Bottleneck identification
Hot path analysis
Integration with APM tools (DataDog, New Relic)
Event loop analysis (Node.js)
Garbage collection analysis

Target Processes

performance-optimization

Input Schema

{
  "type": "object",
  "required": ["target"],
  "properties": {
    "target": {
      "type": "string",
      "description": "Target process, script, or endpoint"
    },
    "mode": {
      "type": "string",
      "enum": ["cpu", "memory", "heap", "all"],
      "default": "cpu"
    },
    "duration": {
      "type": "number",
      "default": 30,
      "description": "Profiling duration in seconds"
    },
    "options": {
      "type": "object",
      "properties": {
        "samplingInterval": {
          "type": "number",
          "default": 1000,
          "description": "Sampling interval in microseconds"
        },
        "generateFlameGraph": {
          "type": "boolean",
          "default": true
        },
        "outputFormat": {
          "type": "string",
          "enum": ["json", "html", "svg"],
          "default": "html"
        }
      }
    }
  }
}

Output Schema

{
  "type": "object",
  "properties": {
    "profile": {
      "type": "object",
      "properties": {
        "duration": { "type": "number" },
        "samples": { "type": "number" }
      }
    },
    "hotspots": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "function": { "type": "string" },
          "selfTime": { "type": "number" },
          "totalTime": { "type": "number" },
          "percentage": { "type": "number" }
        }
      }
    },
    "flameGraphPath": {
      "type": "string"
    },
    "memoryStats": {
      "type": "object",
      "properties": {
        "heapUsed": { "type": "number" },
        "heapTotal": { "type": "number" },
        "external": { "type": "number" }
      }
    },
    "recommendations": {
      "type": "array",
      "items": { "type": "string" }
    }
  }
}

Usage Example

{
  kind: 'skill',
  skill: {
    name: 'performance-profiler',
    context: {
      target: 'npm run start',
      mode: 'cpu',
      duration: 30,
      options: {
        generateFlameGraph: true,
        outputFormat: 'html'
      }
    }
  }
}