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https://issues.apache.org/jira/browse/HIVE-22955?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17052228#comment-17052228
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Miklos Gergely commented on HIVE-22955:
---------------------------------------
+1
> PreUpgradeTool can fail because access to CharsetDecoder is not synchronized
> ----------------------------------------------------------------------------
>
> Key: HIVE-22955
> URL: https://issues.apache.org/jira/browse/HIVE-22955
> Project: Hive
> Issue Type: Bug
> Reporter: Hankó Gergely
> Assignee: Hankó Gergely
> Priority: Major
> Labels: pull-request-available
> Time Spent: 10m
> Remaining Estimate: 0h
>
> {code:java}
> 2020-02-26 20:22:49,683 ERROR [main] acid.PreUpgradeTool
> (PreUpgradeTool.java:main(150)) - PreUpgradeTool failed
> org.apache.hadoop.hive.ql.metadata.HiveException at
> org.apache.hadoop.hive.upgrade.acid.PreUpgradeTool.prepareAcidUpgradeInternal(PreUpgradeTool.java:283)
> at
> org.apache.hadoop.hive.upgrade.acid.PreUpgradeTool.main(PreUpgradeTool.java:146)
> Caused by: java.lang.RuntimeException:
> java.util.concurrent.ExecutionException: java.lang.RuntimeException:
> java.lang.RuntimeException: java.lang.RuntimeException:
> java.lang.IllegalStateException: Current state = RESET, new state = FLUSHED
> ...
> Caused by: java.lang.IllegalStateException: Current state = RESET, new state
> = FLUSHED at
> java.nio.charset.CharsetDecoder.throwIllegalStateException(CharsetDecoder.java:992)
> at java.nio.charset.CharsetDecoder.flush(CharsetDecoder.java:675) at
> java.nio.charset.CharsetDecoder.decode(CharsetDecoder.java:804) at
> org.apache.hadoop.hive.upgrade.acid.PreUpgradeTool.needsCompaction(PreUpgradeTool.java:606)
> at
> org.apache.hadoop.hive.upgrade.acid.PreUpgradeTool.needsCompaction(PreUpgradeTool.java:567)
> at
> org.apache.hadoop.hive.upgrade.acid.PreUpgradeTool.getCompactionCommands(PreUpgradeTool.java:464)
> at
> org.apache.hadoop.hive.upgrade.acid.PreUpgradeTool.processTable(PreUpgradeTool.java:374)
> {code}
> This is probably caused by HIVE-21948.
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