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Add VRRP failover infrastructure documentation (Nobara)
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Deployed automatic failover for critical services (Traefik, Vaultwarden,
Authentik, AdGuard) from Unraid to Nobara workstation via Keepalived VRRP
with VIP 192.168.10.250. ~4 second failover time.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Kaloyan Danchev
2026-02-13 18:03:26 +02:00
parent d2f49e9130
commit ecbce1ca94
6 changed files with 357 additions and 2 deletions
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19
docs/02-SERVICES-CRITICAL.md
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@@ -204,6 +204,25 @@ When recovering from full outage:
---
## Active Failover: XTRM-Nobara
Critical services are replicated on the Nobara workstation with automatic VRRP failover:
| Service | Primary (XTRM-U) | Failover (XTRM-Nobara) |
|---------|-------------------|------------------------|
| Traefik | 192.168.10.20 | 192.168.10.103 |
| Vaultwarden | 192.168.10.20 | 192.168.10.103 |
| Authentik | 192.168.10.20 | 192.168.10.103 |
| AdGuard Home | 192.168.10.20 | 192.168.10.103 |
**VIP:** 192.168.10.250 (floats between XTRM-U and XTRM-Nobara via Keepalived VRRP)
**Failover time:** ~4 seconds
See: `10-FAILOVER-NOBARA.md` for full documentation.
---
## Future: XTRM-N1 Survival Node
When hardware upgrade completes, these services will have replicas on XTRM-N1: