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Posted to issues@hbase.apache.org by "Guanghao Zhang (Jira)" <ji...@apache.org> on 2020/08/26 05:49:00 UTC
[jira] [Updated] (HBASE-24844) Exception on standalone (master)
shutdown
[ https://issues.apache.org/jira/browse/HBASE-24844?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Guanghao Zhang updated HBASE-24844:
-----------------------------------
Fix Version/s: (was: 2.2.7)
2.2.6
> Exception on standalone (master) shutdown
> -----------------------------------------
>
> Key: HBASE-24844
> URL: https://issues.apache.org/jira/browse/HBASE-24844
> Project: HBase
> Issue Type: Bug
> Components: Zookeeper
> Affects Versions: 3.0.0-alpha-1
> Reporter: Nick Dimiduk
> Assignee: wenfeiyi666
> Priority: Minor
> Fix For: 3.0.0-alpha-1, 2.3.1, 1.7.0, 2.4.0, 2.2.6
>
>
> Running HBase ({{master}} branch) in standalone mode, terminating the process results in the following stack traces logged at error. It appears we shutdown the zookeeper client out-of-order with {{shutdown}} of the thread pools.
> {noformat}
> 2020-08-10 14:21:46,777 INFO [RS:0;localhost:16020] zookeeper.ZooKeeper: Session: 0x100111361f20001 closed
> 2020-08-10 14:21:46,778 INFO [RS:0;localhost:16020] regionserver.HRegionServer: Exiting; stopping=localhost,16020,1597094491257; zookeeper connection closed.
> 2020-08-10 14:21:46,778 ERROR [main-EventThread] zookeeper.ClientCnxn: Error while calling watcher
> java.util.concurrent.RejectedExecutionException: Task java.util.concurrent.FutureTask@6e61af4b rejected from java.util.concurrent.ThreadPoolExecutor@6a5e365f[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 4]
> at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063)
> at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830)
> at java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1379)
> at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:112)
> at java.util.concurrent.Executors$DelegatedExecutorService.submit(Executors.java:678)
> at org.apache.hadoop.hbase.zookeeper.ZKWatcher.process(ZKWatcher.java:559)
> at org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:535)
> at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:510)
> 2020-08-10 14:21:46,778 INFO [shutdown-hook-0] regionserver.ShutdownHook: Starting fs shutdown hook thread.
> 2020-08-10 14:21:46,779 ERROR [main-EventThread] zookeeper.ClientCnxn: Error while calling watcher
> java.util.concurrent.RejectedExecutionException: Task java.util.concurrent.FutureTask@7d41da91 rejected from java.util.concurrent.ThreadPoolExecutor@6a5e365f[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 4]
> at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063)
> at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830)
> at java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1379)
> at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:112)
> at java.util.concurrent.Executors$DelegatedExecutorService.submit(Executors.java:678)
> at org.apache.hadoop.hbase.zookeeper.ZKWatcher.process(ZKWatcher.java:559)
> at org.apache.hadoop.hbase.zookeeper.PendingWatcher.process(PendingWatcher.java:40)
> at org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:535)
> at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:510)
> 2020-08-10 14:21:46,780 INFO [main-EventThread] zookeeper.ClientCnxn: EventThread shut down for session: 0x100111361f20001
> 2020-08-10 14:21:46,780 INFO [shutdown-hook-0] regionserver.ShutdownHook: Shutdown hook finished.
> {noformat}
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