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https://issues.apache.org/jira/browse/SOLR-10098?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15858148#comment-15858148
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Mark Miller commented on SOLR-10098:
------------------------------------
I think this is because so many tests are running and some of the hdfs test
stuff fires up netty each time and there seems to be some random exhaustion due
to it's secure random use.
{noformat}
[junit4] > Throwable #1:
com.carrotsearch.randomizedtesting.ThreadLeakError: 1 thread leaked from SUITE
scope at org.apache.solr.cloud.hdfs.HdfsThreadLeakTest:
[junit4] > 1) Thread[id=112, name=initialSeedUniquifierGenerator,
state=RUNNABLE, group=TGRP-HdfsThreadLeakTest]
[junit4] > at java.io.FileInputStream.readBytes(Native Method)
[junit4] > at
java.io.FileInputStream.read(FileInputStream.java:255)
[junit4] > at
sun.security.provider.NativePRNG$RandomIO.readFully(NativePRNG.java:424)
[junit4] > at
sun.security.provider.NativePRNG$RandomIO.implGenerateSeed(NativePRNG.java:441)
[junit4] > at
sun.security.provider.NativePRNG$RandomIO.access$500(NativePRNG.java:331)
[junit4] > at
sun.security.provider.NativePRNG.engineGenerateSeed(NativePRNG.java:226)
[junit4] > at
java.security.SecureRandom.generateSeed(SecureRandom.java:533)
[junit4] > at
io.netty.util.internal.ThreadLocalRandom$1.run(ThreadLocalRandom.java:91)
{noformat}
> HdfsThreadLeakTest and HdfsRecoverLeaseTest can leak threads
> ------------------------------------------------------------
>
> Key: SOLR-10098
> URL: https://issues.apache.org/jira/browse/SOLR-10098
> Project: Solr
> Issue Type: Test
> Security Level: Public(Default Security Level. Issues are Public)
> Reporter: Mark Miller
> Assignee: Mark Miller
> Attachments: stdout
>
>
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