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https://issues.apache.org/jira/browse/CASSANDRA-13754?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Robert Stupp updated CASSANDRA-13754:
-------------------------------------
Resolution: Fixed
Status: Resolved (was: Ready to Commit)
Committed as
[bed7fa5ef8492d1ff3852cf299622a5ad4e0b621|https://github.com/apache/cassandra/commit/bed7fa5ef8492d1ff3852cf299622a5ad4e0b621]
to [cassandra-3.11|https://github.com/apache/cassandra/tree/cassandra-3.11]
and merged to trunk.
> BTree.Builder memory leak
> -------------------------
>
> Key: CASSANDRA-13754
> URL: https://issues.apache.org/jira/browse/CASSANDRA-13754
> Project: Cassandra
> Issue Type: Bug
> Components: Core
> Environment: Cassandra 3.11.0, Netty 4.0.44.Final, OpenJDK 8u141-b15
> Reporter: Eric Evans
> Assignee: Robert Stupp
> Fix For: 3.11.1
>
>
> After a chronic bout of {{OutOfMemoryError}} in our development environment,
> a heap analysis is showing that more than 10G of our 12G heaps are consumed
> by the {{threadLocals}} members (instances of {{java.lang.ThreadLocalMap}})
> of various {{io.netty.util.concurrent.FastThreadLocalThread}} instances.
> Reverting
> [cecbe17|https://git-wip-us.apache.org/repos/asf?p=cassandra.git;a=commit;h=cecbe17e3eafc052acc13950494f7dddf026aa54]
> fixes the issue.
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