You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@hive.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2021/11/06 19:53:00 UTC

[jira] [Work logged] (HIVE-25522) NullPointerException in TxnHandler

     [ https://issues.apache.org/jira/browse/HIVE-25522?focusedWorklogId=678134&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-678134 ]

ASF GitHub Bot logged work on HIVE-25522:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 06/Nov/21 19:52
            Start Date: 06/Nov/21 19:52
    Worklog Time Spent: 10m 
      Work Description: sunchao merged pull request #2647:
URL: https://github.com/apache/hive/pull/2647


   


-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

To unsubscribe, e-mail: gitbox-unsubscribe@hive.apache.org

For queries about this service, please contact Infrastructure at:
users@infra.apache.org


Issue Time Tracking
-------------------

    Worklog Id:     (was: 678134)
    Time Spent: 9h 40m  (was: 9.5h)

> NullPointerException in TxnHandler
> ----------------------------------
>
>                 Key: HIVE-25522
>                 URL: https://issues.apache.org/jira/browse/HIVE-25522
>             Project: Hive
>          Issue Type: Improvement
>          Components: Standalone Metastore
>    Affects Versions: 3.1.2
>            Reporter: Szehon Ho
>            Assignee: Szehon Ho
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 9h 40m
>  Remaining Estimate: 0h
>
> Environment: Using Iceberg on Hive 3.1.2 standalone metastore.  Iceberg issues a lot of lock() calls for commits.
> We hit randomly a strange NPE that fails Iceberg commits.
> {noformat}
> 2021-08-21T11:08:05,665 ERROR [pool-6-thread-195] metastore.RetryingHMSHandler: java.lang.NullPointerException
> 	at org.apache.hadoop.hive.metastore.txn.TxnHandler.enqueueLockWithRetry(TxnHandler.java:1903)
> 	at org.apache.hadoop.hive.metastore.txn.TxnHandler.lock(TxnHandler.java:1827)
> 	at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.lock(HiveMetaStore.java:7217)
> 	at jdk.internal.reflect.GeneratedMethodAccessor52.invoke(Unknown Source)
> 	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> 	at java.base/java.lang.reflect.Method.invoke(Method.java:566)
> 	at org.apache.hadoop.hive.metastore.RetryingHMSHandler.invokeInternal(RetryingHMSHandler.java:147)
> 	at org.apache.hadoop.hive.metastore.RetryingHMSHandler.invoke(RetryingHMSHandler.java:108)
> 	at com.sun.proxy.$Proxy27.lock(Unknown Source)
> 	at org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore$Processor$lock.getResult(ThriftHiveMetastore.java:18111)
> 	at org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore$Processor$lock.getResult(ThriftHiveMetastore.java:18095)
> 	at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39)
> 	at org.apache.hadoop.hive.metastore.TUGIBasedProcessor$1.run(TUGIBasedProcessor.java:111)
> 	at org.apache.hadoop.hive.metastore.TUGIBasedProcessor$1.run(TUGIBasedProcessor.java:107)
> 	at java.base/java.security.AccessController.doPrivileged(Native Method)
> 	at java.base/javax.security.auth.Subject.doAs(Subject.java:423)
> 	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1729)
> 	at org.apache.hadoop.hive.metastore.TUGIBasedProcessor.process(TUGIBasedProcessor.java:119)
> 	at org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:286)
> 	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
> 	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
> 	at java.base/java.lang.Thread.run(Thread.java:834)
> 2021-08-21T11:08:05,665 ERROR [pool-6-thread-195] server.TThreadPoolServer: Error occurred during processing of message.
> java.lang.NullPointerException: null
> 	at org.apache.hadoop.hive.metastore.txn.TxnHandler.enqueueLockWithRetry(TxnHandler.java:1903) ~[hive-exec-3.1.2.jar:3.1.2]
> 	at org.apache.hadoop.hive.metastore.txn.TxnHandler.lock(TxnHandler.java:1827) ~[hive-exec-3.1.2.jar:3.1.2]
> 	at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.lock(HiveMetaStore.java:7217) ~[hive-exec-3.1.2.jar:3.1.2]
> 	at jdk.internal.reflect.GeneratedMethodAccessor52.invoke(Unknown Source) ~[?:?]
> 	at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:?]
> 	at java.lang.reflect.Method.invoke(Method.java:566) ~[?:?]
> 	at org.apache.hadoop.hive.metastore.RetryingHMSHandler.invokeInternal(RetryingHMSHandler.java:147) ~[hive-exec-3.1.2.jar:3.1.2]
> 	at org.apache.hadoop.hive.metastore.RetryingHMSHandler.invoke(RetryingHMSHandler.java:108) ~[hive-exec-3.1.2.jar:3.1.2]
> 	at com.sun.proxy.$Proxy27.lock(Unknown Source) ~[?:?]
> 	at org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore$Processor$lock.getResult(ThriftHiveMetastore.java:18111) ~[hive-exec-3.1.2.jar:3.1.2]
> 	at org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore$Processor$lock.getResult(ThriftHiveMetastore.java:18095) ~[hive-exec-3.1.2.jar:3.1.2]
> 	at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39) ~[hive-exec-3.1.2.jar:3.1.2]
> 	at org.apache.hadoop.hive.metastore.TUGIBasedProcessor$1.run(TUGIBasedProcessor.java:111) ~[hive-exec-3.1.2.jar:3.1.2]
> 	at org.apache.hadoop.hive.metastore.TUGIBasedProcessor$1.run(TUGIBasedProcessor.java:107) ~[hive-exec-3.1.2.jar:3.1.2]
> 	at java.security.AccessController.doPrivileged(Native Method) ~[?:?]
> 	at javax.security.auth.Subject.doAs(Subject.java:423) ~[?:?]
> 	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1729) ~[hadoop-common-3.1.4.jar:?]
> 	at org.apache.hadoop.hive.metastore.TUGIBasedProcessor.process(TUGIBasedProcessor.java:119) ~[hive-exec-3.1.2.jar:3.1.2]
> 	at org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:286) [hive-exec-3.1.2.jar:3.1.2]
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) [?:?]
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) [?:?]
> 	at java.lang.Thread.run(Thread.java:834) [?:?]
> {noformat}
> It seems it's this line, though root cause is not deterined.
> https://github.com/apache/hive/blob/rel/release-3.1.2/standalone-metastore/src/main/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java#L1903



--
This message was sent by Atlassian Jira
(v8.20.1#820001)