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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-8265) Missing jackson dependency for flink-mesos
Date Wed, 03 Jan 2018 18:12:01 GMT

    [ https://issues.apache.org/jira/browse/FLINK-8265?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16310016#comment-16310016
] 

ASF GitHub Bot commented on FLINK-8265:
---------------------------------------

Github user EronWright commented on the issue:

    https://github.com/apache/flink/pull/5208
  
    @aljoscha that might work but the independence is also nice.  In this case, Fenzo is using
Jackson 2.4.5 while Flink itself is using 2.7.9.  How strongly do you feel about this?


> Missing jackson dependency for flink-mesos
> ------------------------------------------
>
>                 Key: FLINK-8265
>                 URL: https://issues.apache.org/jira/browse/FLINK-8265
>             Project: Flink
>          Issue Type: Bug
>          Components: Mesos
>    Affects Versions: 1.4.0
>            Reporter: Eron Wright 
>            Assignee: Eron Wright 
>            Priority: Critical
>             Fix For: 1.5.0, 1.4.1
>
>
> The Jackson library that is required by Fenzo is missing from the Flink distribution
jar-file.
> This manifests as an exception in certain circumstances when a hard constraint is configured
("mesos.constraints.hard.hostattribute").
> {code}
> NoClassDefFoundError: org/apache/flink/mesos/shaded/com/fasterxml/jackson/databind/ObjectMapper
>     at com.netflix.fenzo.ConstraintFailure.<clinit>(ConstraintFailure.java:35)
>     at com.netflix.fenzo.AssignableVirtualMachine.findFailedHardConstraints(AssignableVirtualMachine.java:784)
>     at com.netflix.fenzo.AssignableVirtualMachine.tryRequest(AssignableVirtualMachine.java:581)
>     at com.netflix.fenzo.TaskScheduler.evalAssignments(TaskScheduler.java:796)
>     at com.netflix.fenzo.TaskScheduler.access$1500(TaskScheduler.java:70)
> {code}



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