[CASSANDRA-16203] Rack Aware Topology Strategy

• Type: Improvement
• Status: Patch Available
• Priority: Normal
• Resolution: Unresolved
• Fix Version/s: 5.x
• Component/s: Cluster/Membership
• Change Category: Semantic
• Complexity: Normal
• Platform: All

Test and Documentation Plan

Need to document new strategy.

• Assignee: Stefan Miklosovic
• Reporter: Cameron Zemek

Authors

Stefan Miklosovic

• Created: 09/Oct/20 05:01
• Updated: 07/Mar/23 10:54

Description

If replication factor > racks then NetworkTopologyStrategy assigns the extras in ring order. This means losing a rack can result in the loss of quorum. I have implemented a similar topology strategy that evenly distributes replicas across racks.