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docs/admin/maintenance-schedule.md
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docs/admin/maintenance-schedule.md
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# Maintenance Calendar & Schedule
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*Homelab maintenance schedule and recurring tasks*
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---
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## Overview
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This document outlines the maintenance schedule for the homelab infrastructure. Following this calendar ensures service reliability, security, and optimal performance.
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---
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## Daily Tasks (Automated)
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| Task | Time | Command/Tool | Owner |
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|------|------|--------------|-------|
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| Container updates | 02:00 | Watchtower | Automated |
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| Backup verification | 03:00 | Ansible | Automated |
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| Health checks | Every 15min | Prometheus | Automated |
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| Alert notifications | Real-time | Alertmanager | Automated |
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### Manual Daily Checks
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- [ ] Review ntfy alerts
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- [ ] Check Grafana dashboards for issues
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- [ ] Verify Uptime Kuma status page
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---
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## Weekly Tasks
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### Sunday - Maintenance Day
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| Time | Task | Duration | Notes |
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|------|------|----------|-------|
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| Morning | Review Watchtower updates | 30 min | Check what's new |
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| Mid-day | Check disk usage | 15 min | All hosts |
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| Afternoon | Test backup restoration | 1 hour | Critical services only |
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| Evening | Review logs for errors | 30 min | Focus on alerts |
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### Weekly Automation
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```bash
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# Run Ansible health check
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ansible-playbook ansible/automation/playbooks/health_check.yml
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# Generate disk usage report
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ansible-playbook ansible/automation/playbooks/disk_usage_report.yml
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# Check certificate expiration
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ansible-playbook ansible/automation/playbooks/certificate_renewal.yml --check
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```
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---
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## Monthly Tasks
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### First Sunday of Month
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| Task | Duration | Notes |
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|------|----------|-------|
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| Security audit | 1 hour | Run security audit playbook |
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| Docker cleanup | 30 min | Prune unused images/containers |
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| Update documentation | 1 hour | Review and update docs |
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| Review monitoring thresholds | 30 min | Adjust if needed |
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| Check SSL certificates | 15 min | Manual review |
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### Monthly Commands
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```bash
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# Security audit
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ansible-playbook ansible/automation/playbooks/security_audit.yml
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# Docker cleanup (all hosts)
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ansible-playbook ansible/automation/playbooks/prune_containers.yml
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# Log rotation check
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ansible-playbook ansible/automation/playbooks/log_rotation.yml
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# Full backup of configs
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ansible-playbook ansible/automation/playbooks/backup_configs.yml
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```
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---
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## Quarterly Tasks
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### Month Start: January, April, July, October
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| Week | Task | Duration |
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|------|------|----------|
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| Week 1 | Disaster recovery test | 2 hours |
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| Week 2 | Infrastructure review | 2 hours |
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| Week 3 | Performance optimization | 2 hours |
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| Week 4 | Documentation refresh | 1 hour |
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### Quarterly Checklist
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- [ ] **Disaster Recovery Test**
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- Restore a critical service from backup
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- Verify backup integrity
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- Document recovery time
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- [ ] **Infrastructure Review**
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- Review resource usage trends
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- Plan capacity upgrades
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- Evaluate new services
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- [ ] **Performance Optimization**
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- Tune Prometheus queries
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- Optimize Docker configurations
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- Review network performance
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- [ ] **Documentation Refresh**
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- Update runbooks
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- Verify links work
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- Update service inventory
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---
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## Annual Tasks
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| Month | Task | Notes |
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|-------|------|-------|
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| January | Year in review | Review uptime, incidents |
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| April | Spring cleaning | Deprecate unused services |
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| July | Mid-year capacity check | Plan for growth |
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| October | Pre-holiday review | Ensure stability |
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### Annual Checklist
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- [ ] Annual uptime report
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- [ ] Hardware inspection
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- [ ] Cost/energy analysis
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- [ ] Security posture review
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- [ ] Disaster recovery drill (full)
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- [ ] Backup strategy review
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---
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## Service-Specific Maintenance
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### Critical Services (Weekly)
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| Service | Task | Command |
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|---------|------|---------|
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| Authentik | Verify SSO flows | Manual login test |
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| NPM | Check proxy hosts | UI review |
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| Prometheus | Verify metrics | Query test |
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| Vaultwarden | Test backup | Export/import test |
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### Media Services (Monthly)
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| Service | Task | Notes |
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|---------|------|-------|
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| Plex | Library analysis | Check for issues |
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| Sonarr/Radarr | RSS sync test | Verify downloads |
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| Immich | Backup verification | Test restore |
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### Network Services (Monthly)
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| Service | Task | Notes |
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|---------|------|-------|
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| Pi-hole | Filter list update | Check for updates |
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| AdGuard | Query log review | Look for issues |
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| WireGuard | Check connections | Active peers |
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---
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## Maintenance Windows
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### Standard Window
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- **Day:** Sunday
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- **Time:** 02:00 - 06:00 UTC
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- **Notification:** 24 hours advance notice
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### Emergency Window
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- **Trigger:** Critical security vulnerability
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- **Time:** As needed
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- **Notification:** ntfy alert
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---
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## Automation Schedule
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### Cron Jobs (Homelab VM)
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```bash
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# Daily health checks
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0 * * * * /opt/scripts/health_check.sh
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# Hourly container stats
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0 * * * * /opt/scripts/container_stats.sh
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# Weekly backup
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0 3 * * 0 /opt/scripts/backup.sh
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```
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### Ansible Tower/Pencil (if configured)
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- Nightly: Container updates
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- Weekly: Full system audit
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- Monthly: Security scan
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---
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## Incident Response During Maintenance
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If an incident occurs during maintenance:
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1. **Pause maintenance** if service is impacted
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2. **Document issue** in incident log
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3. **Resolve or rollback** depending on severity
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4. **Resume** once stable
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5. **Post-incident review** within 48 hours
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---
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## Checklist Template
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### Pre-Maintenance
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- [ ] Notify users (if needed)
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- [ ] Verify backups current
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- [ ] Document current state
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- [ ] Prepare rollback plan
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### During Maintenance
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- [ ] Monitor alerts
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- [ ] Document changes
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- [ ] Test incrementally
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### Post-Maintenance
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- [ ] Verify all services running
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- [ ] Check monitoring
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- [ ] Test critical paths
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- [ ] Update documentation
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- [ ] Close ticket
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---
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## Links
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- [Incident Reports](../troubleshooting/)
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- [Backup Strategy](../infrastructure/backup-strategy.md)
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- [Monitoring Setup](monitoring-setup.md)
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