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https://issues.apache.org/jira/browse/CASSANDRA-6551?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Mikhail Stepura updated CASSANDRA-6551:
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Attachment: 6551-v3.patch
[~jbellis] you missed that {{validated.size() != validated.keySet().size()}} v3
fixes that, and deals with randomness in the unit-test as well
> Rack-aware batchlog replication
> -------------------------------
>
> Key: CASSANDRA-6551
> URL: https://issues.apache.org/jira/browse/CASSANDRA-6551
> Project: Cassandra
> Issue Type: Improvement
> Components: Core
> Reporter: Rick Branson
> Assignee: Mikhail Stepura
> Priority: Minor
> Fix For: 2.1 rc1
>
> Attachments: 6551-v2.txt, 6551-v3.patch, cassandra-2.0-6551-2.patch
>
>
> Right now the batchlog replication code just randomly picks 2 other nodes in
> the same DC, regardless of rack. Ideally we'd pick 2 replicas in other racks
> to achieve higher fault tolerance.
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