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https://issues.apache.org/jira/browse/SOLR-9515?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16757855#comment-16757855
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Kevin Risden commented on SOLR-9515:
------------------------------------
I found why this breaks on JDK9+ but not on JDK8. The
DefaultForkJoinWorkerThreadFactory implementation changed to have no default
permissions.
JDK8 -
[http://hg.openjdk.java.net/jdk8/jdk8/jdk/file/687fd7c7986d/src/share/classes/java/util/concurrent/ForkJoinPool.java#l587]
JDK11 -
http://hg.openjdk.java.net/jdk/jdk11/file/1ddf9a99e4ad/src/java.base/share/classes/java/util/concurrent/ForkJoinPool.java#l705
> Update to Hadoop 3
> ------------------
>
> Key: SOLR-9515
> URL: https://issues.apache.org/jira/browse/SOLR-9515
> Project: Solr
> Issue Type: Improvement
> Security Level: Public(Default Security Level. Issues are Public)
> Reporter: Mark Miller
> Assignee: Kevin Risden
> Priority: Blocker
> Fix For: 8.0, master (9.0)
>
> Attachments: SOLR-9515.patch, SOLR-9515.patch, SOLR-9515.patch,
> SOLR-9515.patch, SOLR-9515.patch, SOLR-9515.patch
>
> Time Spent: 4h 50m
> Remaining Estimate: 0h
>
> Hadoop 3 is not out yet, but I'd like to iron out the upgrade to be prepared.
> I'll start up a dev branch.
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