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https://issues.apache.org/jira/browse/HBASE-20548?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16490000#comment-16490000
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Hudson commented on HBASE-20548:
--------------------------------

SUCCESS: Integrated in Jenkins build HBase-1.3-IT #413 (See 
[https://builds.apache.org/job/HBase-1.3-IT/413/])
HBASE-20548 Master fails to startup on large clusters, refreshing block 
(apurtell: rev b62d12ffcb5a70ed60c577abe8722153a642d01f)
* (edit) 
hbase-server/src/main/java/org/apache/hadoop/hbase/master/LoadBalancer.java
* (edit) hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java
* (edit) 
hbase-server/src/main/java/org/apache/hadoop/hbase/master/balancer/BaseLoadBalancer.java


> Master fails to startup on large clusters, refreshing block distribution
> ------------------------------------------------------------------------
>
>                 Key: HBASE-20548
>                 URL: https://issues.apache.org/jira/browse/HBASE-20548
>             Project: HBase
>          Issue Type: Improvement
>    Affects Versions: 1.4.4
>            Reporter: Thiruvel Thirumoolan
>            Assignee: Thiruvel Thirumoolan
>            Priority: Major
>             Fix For: 3.0.0, 2.1.0, 1.5.0, 1.3.3, 2.0.1, 1.4.5
>
>         Attachments: HBASE-20548.branch-1.4.001.patch, 
> HBASE-20548.branch-2.0.001.patch, HBASE-20548.master.001.patch
>
>
> On our large clusters with, master has failed to startup within specified 
> time and aborted itself since it was initializing HDFS block distribution. 
> Enable table also takes time for larger tables for the same reason. My 
> proposal is to refresh HDFS block distribution at the end of master 
> initialization and not at retainAssignment()'s createCluster(). This would 
> address HBASE-16570's intention, but avoid the problems we ran into.
> cc [~aoxiang] [~tedyu]



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