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https://issues.apache.org/jira/browse/CASSANDRA-10099?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15184882#comment-15184882
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Marcus Eriksson commented on CASSANDRA-10099:
---------------------------------------------
pushed here: https://github.com/krummas/cassandra/commits/marcuse/10099-trunk
tests:
http://cassci.datastax.com/view/Dev/view/krummas/job/krummas-marcuse-10099-trunk-dtest/
http://cassci.datastax.com/view/Dev/view/krummas/job/krummas-marcuse-10099-trunk-testall/
> Improve concurrency in CompactionStrategyManager
> ------------------------------------------------
>
> Key: CASSANDRA-10099
> URL: https://issues.apache.org/jira/browse/CASSANDRA-10099
> Project: Cassandra
> Issue Type: Improvement
> Reporter: Yuki Morishita
> Assignee: Marcus Eriksson
> Fix For: 3.x
>
>
> Continue discussion from CASSANDRA-9882.
> CompactionStrategyManager(WrappingCompactionStrategy for <3.0) tracks SSTable
> changes mainly for separating repaired / unrepaired SSTables (+ LCS manages
> level).
> This is blocking operation, and can lead to block of flush etc. when
> determining next background task takes longer.
> Explore the way to mitigate this concurrency issue.
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