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From "Aleksey Yeschenko (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (CASSANDRA-14513) Reverse order queries in presence of range tombstones may cause permanent data loss
Date Thu, 14 Jun 2018 18:53:00 GMT

    [ https://issues.apache.org/jira/browse/CASSANDRA-14513?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16512878#comment-16512878
] 

Aleksey Yeschenko commented on CASSANDRA-14513:
-----------------------------------------------

Committed the dtests as [51c8352020b8df3fe04344ae88c29d2a73a228bd|https://github.com/apache/cassandra-dtest/commit/51c8352020b8df3fe04344ae88c29d2a73a228bd].

> Reverse order queries in presence of range tombstones may cause permanent data loss
> -----------------------------------------------------------------------------------
>
>                 Key: CASSANDRA-14513
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-14513
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Core, CQL, Local Write-Read Paths
>            Reporter: Sam Tunnicliffe
>            Assignee: Sam Tunnicliffe
>            Priority: Blocker
>             Fix For: 4.0, 3.0.17, 3.11.3
>
>
> Slice queries in descending sort order can create oversized artificial range tombstones.
At CL > ONE, read repair can propagate these tombstones to all replicas, wiping out vast
data ranges that they mistakenly cover.



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