[HIVE-27733] Intermittent ConcurrentModificationException in HiveServer2 - ASF JIRA

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Details

Type: Bug
Status: Closed
Priority: Major
Resolution: Fixed
Affects Version/s: 4.0.0-beta-1
Fix Version/s: 4.0.0
Component/s: HiveServer2
Labels:
- pull-request-available

Target Version/s:

4.0.0

Description

Some tests sporadically fail with a cause that looks like:

Caused by: java.util.ConcurrentModificationException
	at java.util.HashMap$HashIterator.nextNode(HashMap.java:1493) ~[?:?]
	at java.util.HashMap$EntryIterator.next(HashMap.java:1526) ~[?:?]
	at java.util.HashMap$EntryIterator.next(HashMap.java:1524) ~[?:?]
	at java.util.AbstractCollection.toArray(AbstractCollection.java:200) ~[?:?]
	at com.google.common.collect.Iterables.toArray(Iterables.java:285) ~[hive-exec-3.1.3000.7.1.8.0-774.jar:3.1.3000.7.1.8.0-774]
	at com.google.common.collect.ImmutableMap.copyOf(ImmutableMap.java:451) ~[hive-exec-3.1.3000.7.1.8.0-774.jar:3.1.3000.7.1.8.0-774]
	at com.google.common.collect.ImmutableMap.copyOf(ImmutableMap.java:436) ~[hive-exec-3.1.3000.7.1.8.0-774.jar:3.1.3000.7.1.8.0-774]
	at org.apache.hadoop.hive.ql.log.PerfLogger.getEndTimes(PerfLogger.java:227) ~[hive-exec-3.1.3000.7.1.8.0-774.jar:3.1.3000.7.1.8.0-774]
	at org.apache.hadoop.hive.ql.Driver.compileInternal(Driver.java:629) ~[hive-exec-3.1.3000.7.1.8.0-774.jar:3.1.3000.7.1.8.0-774]
	at org.apache.hadoop.hive.ql.Driver.compileAndRespond(Driver.java:560) ~[hive-exec-3.1.3000.7.1.8.0-774.jar:3.1.3000.7.1.8.0-774]
	at org.apache.hadoop.hive.ql.Driver.compileAndRespond(Driver.java:554) ~[hive-exec-3.1.3000.7.1.8.0-774.jar:3.1.3000.7.1.8.0-774]
	at org.apache.hadoop.hive.ql.reexec.ReExecDriver.compileAndRespond(ReExecDriver.java:127) ~[hive-exec-3.1.3000.7.1.8.0-774.jar:3.1.3000.7.1.8.0-774]
	at org.apache.hive.service.cli.operation.SQLOperation.prepare(SQLOperation.java:200) ~[hive-service-3.1.3000.7.1.8.0-774.jar:3.1.3000.7.1.8.0-774]
	... 51 more