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From "Benjamin Lerer (Jira)" <j...@apache.org>
Subject [jira] [Updated] (CASSANDRA-16203) Rack Aware Topology Strategy
Date Fri, 30 Jul 2021 13:07:00 GMT

     [ https://issues.apache.org/jira/browse/CASSANDRA-16203?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Benjamin Lerer updated CASSANDRA-16203:
---------------------------------------
    Reviewers:   (was: Benjamin Lerer)

> Rack Aware Topology Strategy
> ----------------------------
>
>                 Key: CASSANDRA-16203
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-16203
>             Project: Cassandra
>          Issue Type: Improvement
>          Components: Cluster/Membership
>            Reporter: Cameron Zemek
>            Assignee: Cameron Zemek
>            Priority: Normal
>             Fix For: 5.x
>
>         Attachments: rackaware.patch
>
>
> 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.



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