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https://issues.apache.org/jira/browse/AMBARI-22125?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16191264#comment-16191264
]
Hadoop QA commented on AMBARI-22125:
------------------------------------
{color:green}+1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12890256/AMBARI-22125.patch
against trunk revision .
{color:green}+1 @author{color}. The patch does not contain any @author
tags.
{color:green}+1 tests included{color}. The patch appears to include 1 new
or modified test files.
{color:green}+1 release audit{color}. The applied patch does not increase
the total number of release audit warnings.
{color:green}+1 javac{color}. The applied patch does not increase the
total number of javac compiler warnings.
{color:green}+1 core tests{color}. The patch passed unit tests in
ambari-server.
Console output:
https://builds.apache.org/job/Ambari-trunk-test-patch/12421//console
This message is automatically generated.
> 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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