debug-observability

Correlate logs, traces, and metrics to identify root causes of runtime issues.

Updated Aug 27, 2026
One-click install
npx skills add https://github.com/arsen-ask-lx/.claude_file_4all --skill debug-observability
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: debug-observability
Source: https://github.com/arsen-ask-lx/.claude_file_4all/tree/main/skills/debug-observability
Command: npx skills add https://github.com/arsen-ask-lx/.claude_file_4all --skill debug-observability

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Это руководство помогает систематически дебажить поведение рантайма приложений через логи, трассировки и метрики: Docker логи, Loki-запросы и Prometheus. Применяется для ситуаций с 500 ошибок, непонятными багами, падением runtime после изменений, а также для проверки поведения приложения в продакшн/тестовом окружении.

Core Features & Use Cases

  • 4-фазовый подход: Root Cause Investigation → Pattern Analysis → Hypothesis & Test → Implementation, что обеспечивает дисциплинированный процесс дебага и исключает симптоматические фиксы.
  • Инструменты наблюдаемости: Docker logs, Loki (структурированная обработка логов), Prometheus metrics, и структурированные артефакты для трассировки.
  • Область применения: пригодно для многокомпонентных сервисов, микросервисной архитектуры и любых систем, где нужно найти корень проблемы и воспроизвести её стабильно.

Quick Start

Запустите метод дебага через 4 фазы на рантайм баге и соберите логи, трассировки и метрики для идентификации корневой причины.

Frequently Asked Questions about debug-observability

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

FAQPage Schema
How do I debug 500 errors in Dockerized microservices using logs and metrics?

Debug 500 errors in Dockerized microservices by correlating Docker logs, Loki queries, and Prometheus metrics. A four-phase approach—Root Cause Investigation, Pattern Analysis, Hypothesis & Test, and Implementation—ensures you identify the root cause through disciplined evidence collection rather than applying symptomatic fixes.

What is the best way to trace runtime issues with Loki and Prometheus?

Tracing runtime issues with Loki and Prometheus involves a structured four-phase debugging process that collects logs, traces, and metrics as evidence. This systematic approach correlates structured log queries and metric anomalies to pinpoint exact failure points in multi-component services.

Can I use this debugging method for unpredictable runtime behavior in production environments?

Yes, this debugging method is explicitly designed for unpredictable runtime behavior and application crashes in production or test environments. It applies deterministic debugging through phase-oriented analysis and evidence collection to ensure stable reproduction of the issue.

How do I find the root cause of application crashes after code changes?

Find the root cause of application crashes after code changes by applying a phase-oriented analysis using Docker logs and Prometheus metrics. The method enforces traceable fixes by moving through Root Cause Investigation, Pattern Analysis, Hypothesis & Test, and Implementation.

Does this observability approach work for multi-component service architectures?

Yes, this observability approach is suitable for multi-component service and microservice architectures. It systematically correlates distributed traces and metrics across services to identify the root cause of runtime issues and ensure deterministic debugging.

Why do my runtime fixes only address symptoms instead of the root cause?

Runtime fixes often address symptoms instead of the root cause due to a lack of disciplined evidence collection. This method prevents symptomatic fixes by applying a four-phase approach that correlates logs, traces, and metrics to identify and resolve the actual origin of the failure.