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Prometheus Configuration

Free

Efficiently set up Prometheus for monitoring and metrics.

by wshobson38.7k stars on wshobson/agents
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Updated Jul 18, 2026
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Free · Opens the source repo

What Prometheus Configuration does

Prometheus Configuration is a comprehensive guide designed to assist users in setting up Prometheus for effective metric collection, storage, and monitoring of both infrastructure and applications. This skill is particularly useful for developers and system administrators who are tasked with implementing monitoring solutions or configuring alerting systems. By leveraging this skill, users can streamline their Prometheus setup process, ensuring that they capture the necessary metrics for performance monitoring and analysis.

The skill provides detailed instructions on various aspects of Prometheus, including metric scraping, recording rules, and alert rule design. Users can learn best practices such as maintaining consistent naming conventions for metrics, setting appropriate scrape intervals, and implementing high availability through multiple instances of Prometheus. Additionally, the skill encourages users to document custom metrics and monitor Prometheus itself to ensure optimal performance.

For those who may encounter issues during setup, the skill includes troubleshooting commands that allow users to check scrape targets, validate configurations, and test queries. This hands-on approach equips users with the knowledge to quickly diagnose and resolve common problems, making the overall monitoring process more efficient.

Overall, Prometheus Configuration is an essential resource for anyone looking to harness the full potential of Prometheus in their monitoring infrastructure, providing both foundational knowledge and practical guidance for successful implementation.

When to use it

Use this skill when you need to implement Prometheus for metric collection and monitoring, or when configuring alerting systems.

When not to use it

This skill may not be suitable for users who are looking for advanced visualization options or integrations beyond basic Prometheus setup.

What you can build with it

Setting Up Monitoring for a New Application

When deploying a new application, use this skill to configure Prometheus for real-time monitoring and metrics collection.

Optimizing Existing Prometheus Configuration

Leverage this skill to refine your current Prometheus setup by implementing best practices for scrape intervals and recording rules.

Troubleshooting Metric Collection Issues

Utilize the troubleshooting commands provided in this skill to quickly diagnose and fix issues with metric collection in Prometheus.

How to install Prometheus Configuration

View source

1. Install with the skills CLI

npx skills add wshobson/agents/prometheus-configuration --agent claude-code

2. Or install it manually

Download the skill folder and drop it into ~/.claude/skills/ for all projects, or .claude/skills/ to scope it to one repo. Restart Claude Code so it picks up the new skill.

Anthropic's agentic coding CLI, and the reference implementation of Agent Skills. Drop a skill folder into ~/.claude/skills and Claude Code loads it automatically whenever a task matches the skill's description. Claude Code docs

Inside SKILL.md

Written by wshobson

Prometheus Configuration

Complete guide to Prometheus setup, metric collection, scrape configuration, and recording rules.

Purpose

Configure Prometheus for comprehensive metric collection, alerting, and monitoring of infrastructure and applications.

When to Use

  • Set up Prometheus monitoring
  • Configure metric scraping
  • Create recording rules
  • Design alert rules
  • Implement service discovery

Detailed patterns and worked examples

Detailed pattern documentation lives in references/details.md. Read that file when the navigation tier above is insufficient.

Best Practices

  1. Use consistent naming for metrics (prefix_name_unit)
  2. Set appropriate scrape intervals (15-60s typical)
  3. Use recording rules for expensive queries
  4. Implement high availability (multiple Prometheus instances)
  5. Configure retention based on storage capacity
  6. Use relabeling for metric cleanup
  7. Monitor Prometheus itself
  8. Implement federation for large deployments
  9. Use Thanos/Cortex for long-term storage
  10. Document custom metrics

Troubleshooting

Check scrape targets:

curl http://localhost:9090/api/v1/targets

Check configuration:

curl http://localhost:9090/api/v1/status/config

Test query:

curl 'http://localhost:9090/api/v1/query?query=up'

Related Skills

  • grafana-dashboards - For visualization
  • slo-implementation - For SLO monitoring
  • distributed-tracing - For request tracing

Frequently asked questions about Prometheus Configuration

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