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From "Pallavi Rao (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (FALCON-1401) MetadataMappingService fails to add an edge for a process instance
Date Mon, 21 Sep 2015 07:22:04 GMT

     [ https://issues.apache.org/jira/browse/FALCON-1401?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Pallavi Rao updated FALCON-1401:
--------------------------------
    Labels: backward-incompatible  (was: )

> MetadataMappingService fails to add an edge for a process instance
> ------------------------------------------------------------------
>
>                 Key: FALCON-1401
>                 URL: https://issues.apache.org/jira/browse/FALCON-1401
>             Project: Falcon
>          Issue Type: Bug
>            Reporter: Pallavi Rao
>            Assignee: Pallavi Rao
>            Priority: Minor
>              Labels: backward-incompatible
>             Fix For: 0.8
>
>         Attachments: FALCON-1401-v1.patch, FALCON-1401.patch
>
>
> If a process has no output feeds, the metadata mapping service fails to add an edge for
the process instances. It fails with NPE:
> {code}
> 2015-08-14 15:31:00,950 INFO  - [ActiveMQ Session Task:] ~ Adding process instance: pig-sleep-process/2015-07-28T07:40Z
(InstanceRelationshipGraphBuilder:74)
> 2015-08-14 15:31:00,951 DEBUG - [ActiveMQ Session Task:] ~ Finding vertex for: name=pig-sleep-process/2015-07-28T07:40Z,
type=PROCESS_INSTANCE (RelationshipGraphBuilder:87)
> 2015-08-14 15:31:00,957 DEBUG - [ActiveMQ Session Task:] ~ Creating a new vertex for:
name=pig-sleep-process/2015-07-28T07:40Z, type=PROCESS_INSTANCE (RelationshipGraphBuilder:101)
> 2015-08-14 15:31:00,981 DEBUG - [ActiveMQ Session Task:] ~ Finding vertex for: name=pig-sleep-process,
type=PROCESS_ENTITY (RelationshipGraphBuilder:87)
> 2015-08-14 15:31:00,984 INFO  - [ActiveMQ Session Task:] ~ Vertex exists? name=pig-sleep-process,
type=PROCESS_ENTITY, v=v[16] (InstanceRelationshipGraphBuilder:129)
> 2015-08-14 15:31:00,988 DEBUG - [ActiveMQ Session Task:] ~ Finding vertex for: name=local,
type=CLUSTER_ENTITY (RelationshipGraphBuilder:87)
> 2015-08-14 15:31:00,990 INFO  - [ActiveMQ Session Task:] ~ Vertex exists? name=local,
type=CLUSTER_ENTITY, v=v[4] (InstanceRelationshipGraphBuilder:129)
> 2015-08-14 15:31:00,992 DEBUG - [ActiveMQ Session Task:] ~ Finding vertex for: name=pallavi.rao,
type=USER (RelationshipGraphBuilder:87)
> 2015-08-14 15:31:00,995 INFO  - [ActiveMQ Session Task:] ~ Vertex exists? name=pallavi.rao,
type=USER, v=v[8] (InstanceRelationshipGraphBuilder:129)
> 2015-08-14 15:31:00,997 INFO  - [ActiveMQ Session Task:] ~ Computing feed instance for
: name= IGNORE path= IGNORE, in cluster: local (InstanceRelationshipGraphBuilder:243)
> 2015-08-14 15:31:01,009 INFO  - [ActiveMQ Session Task:] ~ Adding process instance: pig-sleep-process/2015-07-28T07:40Z
(InstanceRelationshipGraphBuilder:74)
> 2015-08-14 15:31:01,009 DEBUG - [ActiveMQ Session Task:] ~ Finding vertex for: name=pig-sleep-process/2015-07-28T07:40Z,
type=PROCESS_INSTANCE (RelationshipGraphBuilder:87)
> 2015-08-14 15:31:01,012 DEBUG - [ActiveMQ Session Task:] ~ Creating a new vertex for:
name=pig-sleep-process/2015-07-28T07:40Z, type=PROCESS_INSTANCE (RelationshipGraphBuilder:101)
> 2015-08-14 15:31:01,033 DEBUG - [ActiveMQ Session Task:] ~ Finding vertex for: name=pig-sleep-process,
type=PROCESS_ENTITY (RelationshipGraphBuilder:87)
> 2015-08-14 15:31:01,035 INFO  - [ActiveMQ Session Task:] ~ Vertex exists? name=pig-sleep-process,
type=PROCESS_ENTITY, v=v[16] (InstanceRelationshipGraphBuilder:129)
> 2015-08-14 15:31:01,039 DEBUG - [ActiveMQ Session Task:] ~ Finding vertex for: name=local,
type=CLUSTER_ENTITY (RelationshipGraphBuilder:87)
> 2015-08-14 15:31:01,041 INFO  - [ActiveMQ Session Task:] ~ Vertex exists? name=local,
type=CLUSTER_ENTITY, v=v[4] (InstanceRelationshipGraphBuilder:129)
> 2015-08-14 15:31:01,043 DEBUG - [ActiveMQ Session Task:] ~ Finding vertex for: name=pallavi.rao,
type=USER (RelationshipGraphBuilder:87)
> 2015-08-14 15:31:01,044 INFO  - [ActiveMQ Session Task:] ~ Vertex exists? name=pallavi.rao,
type=USER, v=v[8] (InstanceRelationshipGraphBuilder:129)
> 2015-08-14 15:31:01,047 INFO  - [ActiveMQ Session Task:] ~ Computing feed instance for
: name= IGNORE path= IGNORE, in cluster: local (InstanceRelationshipGraphBuilder:243)
> 2015-08-14 15:31:01,073 INFO  - [ActiveMQ Session Task:] ~ Adding process instance: pig-sleep-process/2015-07-28T07:40Z
(InstanceRelationshipGraphBuilder:74)
> 2015-08-14 15:31:01,073 DEBUG - [ActiveMQ Session Task:] ~ Finding vertex for: name=pig-sleep-process/2015-07-28T07:40Z,
type=PROCESS_INSTANCE (RelationshipGraphBuilder:87)
> 2015-08-14 15:31:01,076 DEBUG - [ActiveMQ Session Task:] ~ Creating a new vertex for:
name=pig-sleep-process/2015-07-28T07:40Z, type=PROCESS_INSTANCE (RelationshipGraphBuilder:101)
> 2015-08-14 15:31:01,096 DEBUG - [ActiveMQ Session Task:] ~ Finding vertex for: name=pig-sleep-process,
type=PROCESS_ENTITY (RelationshipGraphBuilder:87)
> 2015-08-14 15:31:01,098 INFO  - [ActiveMQ Session Task:] ~ Vertex exists? name=pig-sleep-process,
type=PROCESS_ENTITY, v=v[16] (InstanceRelationshipGraphBuilder:129)
> 2015-08-14 15:31:01,102 DEBUG - [ActiveMQ Session Task:] ~ Finding vertex for: name=local,
type=CLUSTER_ENTITY (RelationshipGraphBuilder:87)
> 2015-08-14 15:31:01,103 INFO  - [ActiveMQ Session Task:] ~ Vertex exists? name=local,
type=CLUSTER_ENTITY, v=v[4] (InstanceRelationshipGraphBuilder:129)
> 2015-08-14 15:31:01,105 DEBUG - [ActiveMQ Session Task:] ~ Finding vertex for: name=pallavi.rao,
type=USER (RelationshipGraphBuilder:87)
> 2015-08-14 15:31:01,108 INFO  - [ActiveMQ Session Task:] ~ Vertex exists? name=pallavi.rao,
type=USER, v=v[8] (InstanceRelationshipGraphBuilder:129)
> 2015-08-14 15:31:01,110 INFO  - [ActiveMQ Session Task:] ~ Computing feed instance for
: name= IGNORE path= IGNORE, in cluster: local (InstanceRelationshipGraphBuilder:243)
> 2015-08-14 15:31:01,111 ERROR - [ActiveMQ Session Task:] ~ Error in listener org.apache.falcon.metadata.MetadataMappingService
(WorkflowJobEndNotificationService:226)
> org.apache.falcon.FalconException: java.lang.RuntimeException: java.lang.NullPointerException
> 	at org.apache.falcon.metadata.MetadataMappingService.onSuccess(MetadataMappingService.java:274)
> 	at org.apache.falcon.workflow.WorkflowJobEndNotificationService.notifyWorkflowEnd(WorkflowJobEndNotificationService.java:222)
> 	at org.apache.falcon.workflow.WorkflowJobEndNotificationService.notifySuccess(WorkflowJobEndNotificationService.java:105)
> 	at org.apache.falcon.messaging.JMSMessageConsumer.invokeListener(JMSMessageConsumer.java:169)
> 	at org.apache.falcon.messaging.JMSMessageConsumer.onMessage(JMSMessageConsumer.java:112)
> 	at org.apache.activemq.ActiveMQMessageConsumer.dispatch(ActiveMQMessageConsumer.java:1229)
> 	at org.apache.activemq.ActiveMQSessionExecutor.dispatch(ActiveMQSessionExecutor.java:134)
> 	at org.apache.activemq.ActiveMQSessionExecutor.iterate(ActiveMQSessionExecutor.java:205)
> 	at org.apache.activemq.thread.PooledTaskRunner.runTask(PooledTaskRunner.java:122)
> 	at org.apache.activemq.thread.PooledTaskRunner$1.run(PooledTaskRunner.java:43)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> Caused by: java.lang.RuntimeException: java.lang.NullPointerException
> 	at com.tinkerpop.blueprints.util.TransactionRetryStrategy$AbstractRetryStrategy.execute(TransactionRetryStrategy.java:176)
> 	at com.tinkerpop.blueprints.util.TransactionRetryHelper.use(TransactionRetryHelper.java:115)
> 	at com.tinkerpop.blueprints.util.TransactionRetryHelper.exponentialBackoff(TransactionRetryHelper.java:94)
> 	at org.apache.falcon.metadata.MetadataMappingService.onSuccess(MetadataMappingService.java:263)
> 	... 12 more
> Caused by: java.lang.NullPointerException
> 	at org.apache.falcon.entity.FeedHelper.getCluster(FeedHelper.java:80)
> 	at org.apache.falcon.entity.FeedHelper.getStorageType(FeedHelper.java:235)
> 	at org.apache.falcon.metadata.InstanceRelationshipGraphBuilder.getFeedInstanceName(InstanceRelationshipGraphBuilder.java:280)
> 	at org.apache.falcon.metadata.InstanceRelationshipGraphBuilder.addFeedInstance(InstanceRelationshipGraphBuilder.java:245)
> 	at org.apache.falcon.metadata.InstanceRelationshipGraphBuilder.addOutputFeedInstances(InstanceRelationshipGraphBuilder.java:151)
> 	at org.apache.falcon.metadata.MetadataMappingService.onProcessInstanceExecuted(MetadataMappingService.java:313)
> 	at org.apache.falcon.metadata.MetadataMappingService.onSuccessfulExecution(MetadataMappingService.java:282)
> 	at org.apache.falcon.metadata.MetadataMappingService.access$100(MetadataMappingService.java:53)
> 	at org.apache.falcon.metadata.MetadataMappingService$3.execute(MetadataMappingService.java:267)
> 	at org.apache.falcon.metadata.MetadataMappingService$3.execute(MetadataMappingService.java:264)
> 	at com.tinkerpop.blueprints.util.TransactionRetryStrategy$AbstractRetryStrategy.execute(TransactionRetryStrategy.java:146)
> {code}



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