TutorialsJuly 10, 2026·5 min read

Failover: Automatic Backup Server Failover

Primary goes down, backup takes over. Automatically.

How It Works

All traffic → primary. Primary fails → traffic to backup. Primary recovers → traffic returns.

When to Use

  • Primary + hot backup
  • Disaster recovery
  • Staging as backup

Best Practices

1. Always enable health checks

2. Threshold of 2-3 failures

3. Test failover regularly

#failover#disaster recovery#high availability

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