Tag: docker
All the articles with the tag "docker".
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Self-Hosted Runner Investigation: Resource Usage, BuildKit Cache Bloat, and Shared Registry Plan
Deep-dive into actual resource consumption of Multipass GitHub Actions runners — uncovering 85GB of BuildKit cache waste per runner, and a plan to replace it with a shared Docker registry cache.
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Open Source Server Monitoring: Resources, Services, Dashboards, and Alerts
A practical overview of self-hosted monitoring solutions for server resources and running services — covering tools, common practices, and alerting strategies.
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Dependencies, Healthchecks, and Startup Order in Compose
depends_on with conditions, service_healthy, and the traps around startup ordering — because 'started' doesn't mean 'ready'.
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Compose Profiles and Environment Management
Profiles for optional services, .env files for configuration, multiple compose files for overrides — managing complexity in Docker Compose without duplicating everything.
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Compose Watch and Hot Reload for Development
docker compose watch for automatic sync and rebuild — replacing bind mount hacks with a first-class development workflow.
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Debugging Running Containers
exec, logs, inspect, cp, attach — the toolkit for understanding what's happening inside a container without rebuilding it.