docker-debug-containers

Diagnose Docker container failures by analyzing state, logs, and resource utilization.

2|Updated Mar 29, 2026
One-click install
npx skills add https://github.com/NagyVikt/codex-plugins --skill docker-debug-containers
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: docker-debug-containers
Source: https://github.com/NagyVikt/codex-plugins/tree/main/plugins/docker/skills/docker-debug-containers
Command: npx skills add https://github.com/NagyVikt/codex-plugins --skill docker-debug-containers

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill resolves the frustration of troubleshooting unresponsive or crashing Docker containers by providing a structured, evidence-based diagnostic workflow.

Core Features & Use Cases

  • Systematic Diagnostics: Quickly isolate issues using container status, logs, and resource metrics.
  • Runtime Inspection: Perform live validation inside containers to check process health and configuration.
  • Use Case: When a web service container repeatedly restarts, use this skill to inspect the exit code, tail the logs for specific error patterns, and verify environment variables to identify the root cause.

Quick Start

Use the docker-debug-containers skill to diagnose the failing container named web-app-prod and provide a remediation report.

Frequently Asked Questions about docker-debug-containers

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I troubleshoot a Docker container that keeps crashing or restarting?

You can debug failing Docker containers by following a structured diagnostic workflow that analyzes container state, resource utilization, and logs. This method isolates the root cause of crashes by inspecting exit codes and validating runtime configurations.

How do I find the root cause of a failing web service in a Docker container?

Finding the root cause of a failing Docker web service involves inspecting the container's exit code, tailing logs for specific error patterns, and verifying environment variables. This live runtime validation checks process health and configuration to resolve failures.

Do I need Docker CLI access to inspect and debug container failures?

Yes, you need Docker CLI access to execute inspection, logging, and runtime validation commands required for diagnosing container failures. This access allows you to verify process health, check configurations, and retrieve necessary state metrics.

What is the best way to analyze Docker container logs for troubleshooting?

The best way to analyze Docker container logs for troubleshooting is to tail them for specific error patterns while simultaneously checking container status and resource utilization. This evidence-based diagnostic workflow isolates issues quickly and effectively.

Can I perform live validation inside a running Docker container to check process health?

Yes, you can perform live runtime validation inside Docker containers to check process health and verify configurations. This inspection directly diagnoses unresponsive containers by analyzing their current state and resource utilization metrics.