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From "Myroslav Papirkovskyi (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (AMBARI-15691) Express Upgrade hangs if ambari agent is restarted in the middle of EU
Date Mon, 04 Apr 2016 20:03:25 GMT

     [ https://issues.apache.org/jira/browse/AMBARI-15691?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Myroslav Papirkovskyi updated AMBARI-15691:
-------------------------------------------
    Resolution: Fixed
        Status: Resolved  (was: Patch Available)

Pushed to trunk and branch-2.2

> Express Upgrade hangs if ambari agent is restarted in the middle of EU
> ----------------------------------------------------------------------
>
>                 Key: AMBARI-15691
>                 URL: https://issues.apache.org/jira/browse/AMBARI-15691
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-server
>    Affects Versions: 2.2.2
>            Reporter: Myroslav Papirkovskyi
>            Assignee: Myroslav Papirkovskyi
>            Priority: Blocker
>             Fix For: 2.2.2
>
>         Attachments: AMBARI-15691.patch
>
>
> *Steps*
> # Install HDP-2.4.0.0 with Ambari 2.2.2 (secure, non-HA cluster)
> # Start EU to 2.4.2.0-127 and reach till "Backup Knox data" prompt
> # Hit Proceed at "backup Knox data" message
> # Stop ambari agent on two of the cluster hosts and wait for EU to fail with "HOLDING_TIMEDOUT"
status (in my test EU stopped at "Snapshot HBase" task)
> # Start the agents on both hosts and wait 90 secs. for agents to heartbeat
> # Retry the failed task
> *Result*
> EU hangs
> From ambari-server log:
> {code}
> 04 Apr 2016 08:20:14,729  WARN [ambari-action-scheduler] ActionScheduler:201 - Exception
received
> java.lang.NullPointerException
>         at org.apache.ambari.server.actionmanager.ActionScheduler.wasAgentRestartedDuringOperation(ActionScheduler.java:887)
>         at org.apache.ambari.server.actionmanager.ActionScheduler.processInProgressStage(ActionScheduler.java:691)
>         at org.apache.ambari.server.actionmanager.ActionScheduler.doWork(ActionScheduler.java:289)
>         at org.apache.ambari.server.actionmanager.ActionScheduler.run(ActionScheduler.java:196)
>         at java.lang.Thread.run(Thread.java:745)
> 04 Apr 2016 08:30:29,451  WARN [ambari-action-scheduler] ActionScheduler:695 - Detected
ambari-agent restart during command execution.The command has been aborted.Execution command
details: host: os-d7-ngzvlu-ambari-se-eu-10-2.novalocal, role: ru_execute_tasks, actionId:
19-27
> 04 Apr 2016 08:30:30,581  WARN [ambari-action-scheduler] ActionScheduler:695 - Detected
ambari-agent restart during command execution.The command has been aborted.Execution command
details: host: os-d7-ngzvlu-ambari-se-eu-10-2.novalocal, role: ru_execute_tasks, actionId:
19-27
> {code}



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