# kubectl Reference

Introduction to kubectl commands.

## Common Issues

Overview of common issues.

### CrashLoopBackOff

A pod is in CrashLoopBackOff when it repeatedly crashes.

**Symptoms:**
- Pod status shows CrashLoopBackOff
- Container restarts frequently

**Resolution:**
1. Check logs: `kubectl logs <pod>`
2. Check events: `kubectl describe pod <pod>`

### ImagePullBackOff

The container image cannot be pulled.

**Resolution:**
1. Verify image name and tag
2. Check registry credentials

## Best Practices

### Resource Limits

Always set resource limits on containers.

### Health Checks

Configure liveness and readiness probes.

#### Liveness Probes

Check if container is running.

#### Readiness Probes

Check if container is ready to serve traffic.