Last Updated: November 21, 2025
Focus Areas
| Focus |
|---|
Check replica lag metrics
|
Update DNS/pools after promotion
|
Commands & Queries
redis-cli -h master ROLE
Check role
redis-cli -h replica CLUSTER FAILOVER
Promote
redis-cli -h master CLIENT LIST | grep addr
Inspect
Summary
Planned failovers maintain availability.
💡 Pro Tip:
Monitor replication lag before switching.