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Posted to commits@cassandra.apache.org by "Jon Meredith (Jira)" <ji...@apache.org> on 2019/11/18 19:12:00 UTC
[jira] [Commented] (CASSANDRA-15318) sendMessagesToNonlocalDC()
should shuffle targets
[ https://issues.apache.org/jira/browse/CASSANDRA-15318?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16976802#comment-16976802 ]
Jon Meredith commented on CASSANDRA-15318:
------------------------------------------
Rebased and rerunning to double-check some (thought to be) unrelated unit test failures.
[CircleCI|https://circleci.com/workflow-run/c6247670-e965-4260-9632-5bd3deb9ad06]
> sendMessagesToNonlocalDC() should shuffle targets
> -------------------------------------------------
>
> Key: CASSANDRA-15318
> URL: https://issues.apache.org/jira/browse/CASSANDRA-15318
> Project: Cassandra
> Issue Type: Improvement
> Components: Messaging/Internode
> Reporter: Jon Meredith
> Assignee: Jon Meredith
> Priority: Normal
>
> To better spread load and reduce the impact of a node failure before detection (or other issues like issues host replacement), when forwarding messages to other data centers the forwarding non-local dc nodes should be selected at random rather than always selecting the first node in the list of endpoints for a token.
>
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