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From "Zhe Zhang (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (HDFS-8839) Erasure Coding: client occasionally gets less block locations when some datanodes fail
Date Fri, 31 Jul 2015 22:28:04 GMT

     [ https://issues.apache.org/jira/browse/HDFS-8839?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Zhe Zhang resolved HDFS-8839.
-----------------------------
    Resolution: Duplicate

Thanks Bo for identifying this. I think this is a duplicate of HDFS-8220. 

> Erasure Coding: client occasionally gets less block locations when some datanodes fail

> ---------------------------------------------------------------------------------------
>
>                 Key: HDFS-8839
>                 URL: https://issues.apache.org/jira/browse/HDFS-8839
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Li Bo
>            Assignee: Li Bo
>
> 9 datanodes, write two block groups. A datanode dies when writing the first block group.
When client retrieves the second block group from namenode, the returned block group only
contains 8 locations occasionally.



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