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From "Lei (Eddy) Xu (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-12351) Explicitly describe the minimal number of DataNodes required to support an EC policy in EC document.
Date Thu, 09 Nov 2017 22:58:00 GMT

    [ https://issues.apache.org/jira/browse/HDFS-12351?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16246722#comment-16246722
] 

Lei (Eddy) Xu commented on HDFS-12351:
--------------------------------------

[~hanishakoneru] Sure, please do.

> Explicitly describe the minimal number of DataNodes required to support an EC policy
in EC document.
> ----------------------------------------------------------------------------------------------------
>
>                 Key: HDFS-12351
>                 URL: https://issues.apache.org/jira/browse/HDFS-12351
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: documentation, erasure-coding
>    Affects Versions: 3.0.0-alpha3
>            Reporter: Lei (Eddy) Xu
>            Assignee: Lei (Eddy) Xu
>            Priority: Minor
>
> Should explicitly call out the minimal number of DataNodes (ie.. 5 for RS(3,2)) in EC
document, to make it easy to understand for non-storage people. 



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