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Posted to issues@livy.apache.org by "Wing Yew Poon (Jira)" <ji...@apache.org> on 2020/02/29 22:51:00 UTC
[jira] [Commented] (LIVY-752) Livy TS does not accept any
connections when limits are set on connections
[ https://issues.apache.org/jira/browse/LIVY-752?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17048419#comment-17048419 ]
Wing Yew Poon commented on LIVY-752:
------------------------------------
I'll create a PR with a fix.
> Livy TS does not accept any connections when limits are set on connections
> --------------------------------------------------------------------------
>
> Key: LIVY-752
> URL: https://issues.apache.org/jira/browse/LIVY-752
> Project: Livy
> Issue Type: Bug
> Components: Thriftserver
> Affects Versions: 0.7.0
> Reporter: Wing Yew Poon
> Priority: Major
>
> I set livy.server.thrift.limit.connections.per.user=20 on my Livy Server. When I try to connect to it, I get
> {noformat}
> 2020-02-28 17:13:30,443 WARN org.apache.livy.thriftserver.cli.ThriftBinaryCLIService: Error opening session:
> java.lang.NullPointerException
> at org.apache.livy.thriftserver.LivyThriftSessionManager.incrementConnectionsCount(LivyThriftSessionManager.scala:438)
> at org.apache.livy.thriftserver.LivyThriftSessionManager.incrementConnections(LivyThriftSessionManager.scala:425)
> at org.apache.livy.thriftserver.LivyThriftSessionManager.openSession(LivyThriftSessionManager.scala:222)
> at org.apache.livy.thriftserver.LivyCLIService.openSessionWithImpersonation(LivyCLIService.scala:121)
> at org.apache.livy.thriftserver.cli.ThriftCLIService.getSessionHandle(ThriftCLIService.scala:324)
> at org.apache.livy.thriftserver.cli.ThriftCLIService.OpenSession(ThriftCLIService.scala:203)
> at org.apache.hive.service.rpc.thrift.TCLIService$Processor$OpenSession.getResult(TCLIService.java:1497)
> at org.apache.hive.service.rpc.thrift.TCLIService$Processor$OpenSession.getResult(TCLIService.java:1482)
> at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39)
> at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39)
> at org.apache.hive.service.auth.TSetIpAddressProcessor.process(TSetIpAddressProcessor.java:56)
> at org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:286)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> {noformat}
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