Adds complete procedure for replacing UPS battery when entire cluster
is powered by the same UPS, requiring full cluster shutdown.
New files:
- scripts/ups-maintenance-shutdown.sh: Automated orchestrated shutdown
for maintenance operations with confirmation prompts and progress display
- docs/UPS-BATTERY-REPLACEMENT.md: Complete step-by-step guide for battery
replacement including pre-shutdown, physical replacement, and post-startup
verification procedures
Features:
- Orchestrated shutdown: VMs → LXC containers → secondary nodes → primary
- Interactive confirmation before shutdown
- Color-coded progress indicators
- Countdown timers for each phase
- Post-replacement verification checklist
- Troubleshooting guide for common issues
- Recovery procedures for cluster/quorum problems
The procedure accounts for all 3 cluster nodes (pve1, pvemini, pveelite)
being on the same UPS, requiring complete infrastructure shutdown.
Documentation includes:
- When to replace battery (based on monthly test results)
- Pre-planning and user notification templates
- Physical battery replacement safety procedures
- Cluster recovery and VM restart procedures
- Post-replacement testing and verification
- 24-hour and 1-week monitoring checklists
Estimated maintenance window: 30-60 minutes
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
