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Posted to commits@cassandra.apache.org by "Benedict (JIRA)" <ji...@apache.org> on 2019/07/18 14:00:00 UTC

[jira] [Assigned] (CASSANDRA-14740) BlockingReadRepair does not maintain monotonicity during range movements

     [ https://issues.apache.org/jira/browse/CASSANDRA-14740?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Benedict reassigned CASSANDRA-14740:
------------------------------------

    Assignee: Benedict

> BlockingReadRepair does not maintain monotonicity during range movements
> ------------------------------------------------------------------------
>
>                 Key: CASSANDRA-14740
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-14740
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Legacy/Coordination
>            Reporter: Benedict
>            Assignee: Benedict
>            Priority: Urgent
>              Labels: correctness
>             Fix For: 4.0
>
>
> The BlockingReadRepair code introduced by CASSANDRA-10726 requires that each of the queried nodes are written to, but pending nodes are not considered.  If there is a pending range movement, one of these writes may be ‘lost’ when the range movement completes.



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