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https://issues.apache.org/jira/browse/HELIX-635?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15504854#comment-15504854
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ASF GitHub Bot commented on HELIX-635:
--------------------------------------

Github user lei-xia commented on a diff in the pull request:

    https://github.com/apache/helix/pull/51#discussion_r79501230
  
    --- Diff: helix-core/src/main/java/org/apache/helix/task/TaskConfig.java ---
    @@ -184,10 +186,12 @@ public Builder setTargetPartition(String 
targetPartition) {
           return this;
         }
     
    +    @Deprecated
         public boolean isSuccessOptional() {
    --- End diff --
    
    Add comment says this field is ignored by Helix.


> GenericTaskAssignmentCalculator does not balance task assignment
> ----------------------------------------------------------------
>
>                 Key: HELIX-635
>                 URL: https://issues.apache.org/jira/browse/HELIX-635
>             Project: Apache Helix
>          Issue Type: Bug
>          Components: helix-core
>            Reporter: Junkai Xue
>            Assignee: Junkai Xue
>             Fix For: 0.6.x
>
>
> Currently, GenericTaskAssignmentCalculator using AutoRebalancerStrategy 
> compute the assignment mapping. There is a bug that all the tasks from same 
> job will be assigned to one node, which is not balanced.



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