Docker Debug

Diagnosing and fixing problems with Docker containers and docker-compose stacks.

Quick Triage (start here)

# Overview -- what's running, what's down
docker ps -a --format "table {{.Names}}\t{{.Status}}\t{{.Ports}}"

# Recent Docker daemon events
docker events --since 30m --until now 2>/dev/null | tail -20

# Current resource usage
docker stats --no-stream --format "table {{.Name}}\t{{.CPUPerc}}\t{{.MemUsage}}\t{{.MemPerc}}"