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https://issues.apache.org/jira/browse/CASSANDRA-3430?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jonathan Ellis updated CASSANDRA-3430:
--------------------------------------

    Attachment: 3430-v2.txt

v2 attached that removes compactionLock entirely, instead relying on disabling 
+ cancelling current compactions for exceptional operations (vis., major 
compaction + truncate).

reloading the CompactionStrategy is synchronized vs runWithCompactionsDisabled; 
otherwise, we're okay with allowing an old compaction strategy to finish 
in-progress work after installing a new one: markCompacting, which we respect 
more thoroughly after CASSANDRA-5256, keeps this from being dangerous, and it 
may end up saving us some work.
                
> Break Big Compaction Lock apart
> -------------------------------
>
>                 Key: CASSANDRA-3430
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-3430
>             Project: Cassandra
>          Issue Type: Improvement
>          Components: Core
>            Reporter: Jonathan Ellis
>            Assignee: Jonathan Ellis
>            Priority: Minor
>              Labels: compaction
>             Fix For: 2.0
>
>         Attachments: 3430-1.0.txt, 3430-1.1.txt, 3430-v2.txt
>
>


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