cluster-ops
Installation
SKILL.md
Couchbase Cluster Operations
Replica configuration, failover, rebalance, and service topology for Couchbase Server clusters.
Replica Configuration
Replicas provide high availability. Each bucket can have 0–3 replicas. Replicas are stored on different nodes from the active vBuckets.
Replica sizing guidelines:
| Cluster size | Recommended replicas |
|---|---|
| 1 node | 0 (no HA possible) |
| 2–4 nodes | 1 |
| 5–9 nodes | 1 or 2 |
| 10+ nodes | 1, 2, or 3 |