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https://issues.apache.org/jira/browse/AMBARI-22125?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16192000#comment-16192000
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Hudson commented on AMBARI-22125:
---------------------------------
FAILURE: Integrated in Jenkins build Ambari-trunk-Commit #8207 (See
[https://builds.apache.org/job/Ambari-trunk-Commit/8207/])
AMBARI-22125. Better defaults for druid memory configs to avoid (nishant:
[http://git-wip-us.apache.org/repos/asf?p=ambari.git&a=commit&h=1da77356b0de98df51f48bedc087daf01aedbd7c])
* (edit)
ambari-server/src/main/resources/stacks/HDP/2.6/services/stack_advisor.py
* (edit)
ambari-server/src/main/resources/common-services/DRUID/0.9.2/configuration/druid-historical.xml
* (edit) ambari-server/src/test/python/stacks/2.6/common/test_stack_advisor.py
* (edit)
ambari-server/src/main/resources/common-services/DRUID/0.9.2/configuration/druid-broker.xml
> Druid process fails to start with OOME on small machines with default ambari
> configs
> ------------------------------------------------------------------------------------
>
> Key: AMBARI-22125
> URL: https://issues.apache.org/jira/browse/AMBARI-22125
> Project: Ambari
> Issue Type: Bug
> Reporter: Nishant Bangarwa
> Assignee: Nishant Bangarwa
> Priority: Blocker
> Fix For: trunk, 2.6.0
>
> Attachments: AMBARI-22125.patch
>
>
> Druid fails to start with ambari default configs when all the druid processes
> are allocated on a single node.
> stack trace -
> {code}
> Caused by: java.lang.OutOfMemoryError
> at sun.misc.Unsafe.allocateMemory(Native Method)
> at java.nio.DirectByteBuffer.<init>(DirectByteBuffer.java:127)
> at java.nio.ByteBuffer.allocateDirect(ByteBuffer.java:311)
> at
> io.druid.offheap.OffheapBufferGenerator.get(OffheapBufferGenerator.java:53)
> at
> io.druid.offheap.OffheapBufferGenerator.get(OffheapBufferGenerator.java:29)
> at
> io.druid.collections.DefaultBlockingPool.<init>(DefaultBlockingPool.java:58)
> at
> io.druid.guice.DruidProcessingModule.getMergeBufferPool(DruidProcessingModule.java:126)
> at
> io.druid.guice.DruidProcessingModule$$FastClassByGuice$$8e266e5c.invoke(<generated>)
> at
> com.google.inject.internal.ProviderMethod$FastClassProviderMethod.doProvision(ProviderMethod.java:264)
> at
> com.google.inject.internal.ProviderMethod$Factory.provision(ProviderMethod.java:401)
> at
> com.google.inject.internal.ProviderMethod$Factory.get(ProviderMethod.java:376)
> at
> com.google.inject.internal.ProviderToInternalFactoryAdapter$1.call(ProviderToInternalFactoryAdapter.java:46)
> {code}
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