# javaperf

> Use this tool when you need to diagnose Java application performance issues, analyze thread behavior, or inspect Java Flight Recorder (JFR) recordings. It provides a command-line interface to profile and troubleshoot Java applications using jcmd, jfr, and jps, accepting inputs such as process IDs and JFR files. Ideal for use in development, testing, and production environments where Java performance optimization is crucial.

Canonical page: https://skillsregistry.net/skills/io-github-thesharque-javaperf  
JSON: https://api.skillsregistry.net/v1/skills/io-github-thesharque-javaperf

## Description

Java profiling MCP via jcmd/jfr/jps. Diagnose performance, analyze threads, inspect JFR recordings.

## Trust

- **Trust score (0–1):** 0.96
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.4
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-09-28

## Source

- **Source listing:** [MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/io.github.theSharque%2Fjavaperf)
- **Repository:** <https://github.com/theSharque/mcp-jperf>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "io-github-thesharque-javaperf"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/io-github-thesharque-javaperf` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/io-github-thesharque-javaperf/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt