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From "Sumit Mohanty (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (AMBARI-4291) To handle misfired trigger, the scheduler should start after a fixed delay
Date Tue, 14 Jan 2014 20:55:22 GMT

    [ https://issues.apache.org/jira/browse/AMBARI-4291?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13871165#comment-13871165
] 

Sumit Mohanty commented on AMBARI-4291:
---------------------------------------

LGTM, +1

> To handle misfired trigger, the scheduler should start after a fixed delay
> --------------------------------------------------------------------------
>
>                 Key: AMBARI-4291
>                 URL: https://issues.apache.org/jira/browse/AMBARI-4291
>             Project: Ambari
>          Issue Type: Task
>          Components: controller
>    Affects Versions: 1.5.0
>            Reporter: Siddharth Wagle
>            Assignee: Siddharth Wagle
>             Fix For: 1.5.0
>
>         Attachments: AMBARI-4291.patch
>
>
> *Scenario*: Schedule restart in the future and stop ambari server before schedule time
and start ambari server after scheduled time
> *Stack trace*:
> {code}
> 01:24:57,640  INFO [main] JobStoreTX:861 - Freed 0 triggers from 'acquired' / 'blocked'
state.
> 01:24:57,647  INFO [main] JobStoreTX:968 - Handling 1 trigger(s) that missed their scheduled
fire-time.
> 01:24:57,684  INFO [main] JobStoreTX:871 - Recovering 0 jobs that were in-progress at
the time of the last shut-down.
> 01:24:57,684  INFO [main] JobStoreTX:884 - Recovery complete.
> 01:24:57,685  INFO [main] JobStoreTX:891 - Removed 0 'complete' triggers.
> 01:24:57,685  INFO [main] JobStoreTX:896 - Removed 0 stale fired job entries.
> 01:24:57,699  INFO [main] QuartzScheduler:575 - Scheduler ExecutionScheduler_$_NON_CLUSTERED
started.
> 01:24:57,699  INFO [main] AmbariServer:388 - ********* Started Scheduled Request Manager
**********
> 01:24:58,121  INFO [qtp1845176179-23] AmbariCustomCommandExecutionHelper:166 - Received
a command execution request, clusterName=c1, serviceName=NAGIOS, request=isCommand :true,
action :null, command :RESTART, inputs :{}, targetService :NAGIOS, targetComponent :NAGIOS_SERVER,
targetHosts :[c6401.ambari.apache.org], clusterName :c1
> 01:24:58,139  INFO [qtp1845176179-23] RoleCommandOrder:211 - Role command order info
was loaded from classpath: jar:file:/usr/lib/ambari-server/ambari-server-1.3.0-SNAPSHOT.jar!/role_command_order.json
> 01:24:58,328 ERROR [Thread-21] ServiceComponentHostImpl:722 - Can't handle ServiceComponentHostEvent
event at current state, serviceComponentName=NAGIOS_SERVER, hostName=c6401.ambari.apache.org,
currentState=UNKNOWN, eventType=HOST_SVCCOMP_OP_IN_PROGRESS, event=EventType: HOST_SVCCOMP_OP_IN_PROGRESS
> 01:24:58,329  INFO [Thread-21] ActionScheduler:436 - Transition failed for host: c6401.ambari.apache.org,
role: NAGIOS_SERVER
> org.apache.ambari.server.state.fsm.InvalidStateTransitionException: Invalid event: HOST_SVCCOMP_OP_IN_PROGRESS
at UNKNOWN
>         at org.apache.ambari.server.state.fsm.StateMachineFactory.doTransition(StateMachineFactory.java:297)
>         at org.apache.ambari.server.state.fsm.StateMachineFactory.access$300(StateMachineFactory.java:39)
>         at org.apache.ambari.server.state.fsm.StateMachineFactory$InternalStateMachine.doTransition(StateMachineFactory.java:440)
>         at org.apache.ambari.server.state.svccomphost.ServiceComponentHostImpl.handleEvent(ServiceComponentHostImpl.java:717)
>         at com.google.inject.persist.jpa.JpaLocalTxnInterceptor.invoke(JpaLocalTxnInterceptor.java:66)
>         at org.apache.ambari.server.actionmanager.ActionScheduler.scheduleHostRole(ActionScheduler.java:432)
>         at org.apache.ambari.server.actionmanager.ActionScheduler.doWork(ActionScheduler.java:215)
>         at org.apache.ambari.server.actionmanager.ActionScheduler.run(ActionScheduler.java:137)
>         at java.lang.Thread.run(Thread.java:744)
> {code}
> *Reason*: Agent heartbeats have not updated the host component statuses.



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