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Posted to dev@lens.apache.org by "Amareshwari Sriramadasu (JIRA)" <ji...@apache.org> on 2015/02/25 13:30:04 UTC

[jira] [Commented] (LENS-348) Lens stop is in hung state when there is ReadTimeoutException with Hive Metastore

    [ https://issues.apache.org/jira/browse/LENS-348?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14336432#comment-14336432 ] 

Amareshwari Sriramadasu commented on LENS-348:
----------------------------------------------

Seems there is a deadlock between QuerySubmitter and Shutdown, both of them trying to lock QueryExecutionServiceImpl object:

{noformat}
"QuerySubmitter" prio=10 tid=0x00007f2645db5800 nid=0x45da waiting for monitor entry [0x00007f2655ec8000]
   java.lang.Thread.State: BLOCKED (on object monitor)
	at org.apache.lens.server.query.QueryExecutionServiceImpl.getMetrics(QueryExecutionServiceImpl.java:307)
	- waiting to lock <0x00000000c09c5f58> (a org.apache.lens.server.query.QueryExecutionServiceImpl)
	at org.apache.lens.server.query.QueryExecutionServiceImpl.incrCounter(QueryExecutionServiceImpl.java:332)
	at org.apache.lens.server.query.QueryExecutionServiceImpl.access$1000(QueryExecutionServiceImpl.java:71)
	at org.apache.lens.server.query.QueryExecutionServiceImpl$QuerySubmitter.run(QueryExecutionServiceImpl.java:481)
	at java.lang.Thread.run(Thread.java:701)

"Shutdown" prio=10 tid=0x000000000249f800 nid=0x46ae in Object.wait() [0x00007f263e6e5000]
   java.lang.Thread.State: WAITING (on object monitor)
	at java.lang.Object.wait(Native Method)
	- waiting on <0x00000000c02649d0> (a java.lang.Thread)
	at java.lang.Thread.join(Thread.java:1225)
	- locked <0x00000000c02649d0> (a java.lang.Thread)
	at java.lang.Thread.join(Thread.java:1278)
	at org.apache.lens.server.query.QueryExecutionServiceImpl.stop(QueryExecutionServiceImpl.java:902)
	- locked <0x00000000c09c5f58> (a org.apache.lens.server.query.QueryExecutionServiceImpl)
	at org.apache.hive.service.CompositeService.stop(CompositeService.java:102)
	- locked <0x00000000c0b6b858> (a org.apache.lens.server.LensServices)
	at org.apache.hive.service.CompositeService.stop(CompositeService.java:92)
	- locked <0x00000000c0b6b858> (a org.apache.lens.server.LensServices)
	at org.apache.lens.server.LensServices.stop(LensServices.java:362)
	- locked <0x00000000c0b6b858> (a org.apache.lens.server.LensServices)
	at org.apache.lens.server.LensServer.stop(LensServer.java:159)
	- locked <0x00000000c0b6b8b0> (a org.apache.lens.server.LensServer)
	at org.apache.lens.server.LensServer$1.run(LensServer.java:259)

{noformat}


> Lens stop is in hung state when there is ReadTimeoutException with Hive Metastore
> ---------------------------------------------------------------------------------
>
>                 Key: LENS-348
>                 URL: https://issues.apache.org/jira/browse/LENS-348
>             Project: Apache Lens
>          Issue Type: Bug
>            Reporter: Arshad Matin
>         Attachments: stopIssue.txt
>
>
> LensServer.log
> {noformat}
> 25 Feb 2015 06:43:31,219 [Shutdown] INFO  org.apache.lens.server.LensServices  - Persistence File system object close complete
> 25 Feb 2015 06:43:31,219 [Shutdown] INFO  org.apache.hive.service.AbstractService  - Service:quota is stopped.
> 25 Feb 2015 06:43:31,219 [Shutdown] INFO  org.apache.hive.service.AbstractService  - Service:scheduler is stopped.
> 25 Feb 2015 06:43:31,219 [Shutdown] INFO  org.apache.hive.service.AbstractService  - Service:metastore is stopped.
> 25 Feb 2015 06:43:31,219 [Shutdown] INFO  org.apache.hive.service.AbstractService  - Service:query is stopped.
> 25 Feb 2015 06:43:37,609 [QuerySubmitter] ERROR org.apache.lens.server.query.QueryExecutionServiceImpl  - Error launching query dacdd41b-9a39-4e3d-95fa-fe0fae93daa9
> org.apache.lens.api.LensException: org.apache.hive.service.cli.HiveSQLException: Unable to connect after 1 retries
>         at org.apache.lens.driver.hive.RemoteThriftConnection.getClient(RemoteThriftConnection.java:68)
>         at org.apache.lens.driver.hive.HiveDriver.getClient(HiveDriver.java:746)
>         at org.apache.lens.driver.hive.HiveDriver.executeAsync(HiveDriver.java:470)
>         at org.apache.lens.server.query.QueryExecutionServiceImpl$QuerySubmitter.run(QueryExecutionServiceImpl.java:464)
>         at java.lang.Thread.run(Thread.java:701)
> Caused by: org.apache.hive.service.cli.HiveSQLException: Unable to connect after 1 retries
>         at org.apache.hive.service.cli.thrift.RetryingThriftCLIServiceClient.connectWithRetry(RetryingThriftCLIServiceClient.java:241)
>         at org.apache.hive.service.cli.thrift.RetryingThriftCLIServiceClient.newRetryingCLIServiceClient(RetryingThriftCLIServiceClient.java:227)
>         at org.apache.lens.driver.hive.RemoteThriftConnection.getClient(RemoteThriftConnection.java:63)
>         ... 4 more
> Caused by: org.apache.thrift.transport.TTransportException: java.net.SocketTimeoutException: Read timed out
>         at org.apache.thrift.transport.TIOStreamTransport.read(TIOStreamTransport.java:129)
>         at org.apache.thrift.transport.TTransport.readAll(TTransport.java:84)
>         at org.apache.thrift.transport.TSaslTransport.receiveSaslMessage(TSaslTransport.java:178)
>         at org.apache.thrift.transport.TSaslTransport.open(TSaslTransport.java:288)
>         at org.apache.thrift.transport.TSaslClientTransport.open(TSaslClientTransport.java:37)
>         at org.apache.hive.service.cli.thrift.RetryingThriftCLIServiceClient.connect(RetryingThriftCLIServiceClient.java:280)
>         at org.apache.hive.service.cli.thrift.RetryingThriftCLIServiceClient.connectWithRetry(RetryingThriftCLIServiceClient.java:237)
>         ... 6 more
> Caused by: java.net.SocketTimeoutException: Read timed out
>         at java.net.SocketInputStream.socketRead0(Native Method)
>         at java.net.SocketInputStream.read(SocketInputStream.java:146)
>         at java.io.BufferedInputStream.fill(BufferedInputStream.java:235)
>         at java.io.BufferedInputStream.read1(BufferedInputStream.java:275)
>         at java.io.BufferedInputStream.read(BufferedInputStream.java:334)
>         at org.apache.thrift.transport.TIOStreamTransport.read(TIOStreamTransport.java:127)
>         ... 12 more
> 25 Feb 2015 06:53:27,602 [HiveDriver-ConnectionExpiryThread] INFO  org.apache.lens.driver.hive.HiveDriver  - Closed connection:1
> {noformat}



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