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https://issues.apache.org/jira/browse/FLUME-2886?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15159314#comment-15159314
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Hudson commented on FLUME-2886:
-------------------------------
UNSTABLE: Integrated in Flume-trunk-hbase-1 #150 (See
[https://builds.apache.org/job/Flume-trunk-hbase-1/150/])
FLUME-2886: Optional Channels can cause OOMs (jarcec:
[http://git-wip-us.apache.org/repos/asf/flume/repo?p=flume.git&a=commit&h=109ec30725a4c665a2ccf5f40af8a0e455cf4166])
* flume-ng-core/src/test/java/org/apache/flume/channel/TestChannelProcessor.java
* flume-ng-core/src/main/java/org/apache/flume/channel/ChannelProcessor.java
> Optional Channels can cause OOMs
> --------------------------------
>
> Key: FLUME-2886
> URL: https://issues.apache.org/jira/browse/FLUME-2886
> Project: Flume
> Issue Type: Bug
> Reporter: Hari Shreedharan
> Assignee: Hari Shreedharan
> Fix For: v1.7.0
>
> Attachments: FLUME-2886.patch
>
>
> If an optional channel is full, the queue backing the executor that is
> asynchronously submitting the events to the channel can grow indefinitely in
> size leading to a huge number of events on the heap and causing OOMs.
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