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https://issues.apache.org/jira/browse/HDFS-578?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Robert Chansler updated HDFS-578:
---------------------------------

    Release Note: New FileSystem.getServerDefaults() reports the server's 
default file creation parameters.  (was: Adds HDFS support for new FileSystem 
method for clients to get server defaults. Contributed by Kan Zhang.
)

Editorial pass over all release notes prior to publication of 0.21.

> Support for using server default values for blockSize and replication when 
> creating a file
> ------------------------------------------------------------------------------------------
>
>                 Key: HDFS-578
>                 URL: https://issues.apache.org/jira/browse/HDFS-578
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: hdfs client, name-node
>            Reporter: Kan Zhang
>            Assignee: Kan Zhang
>             Fix For: 0.21.0
>
>         Attachments: h578-13.patch, h578-14.patch, h578-16.patch
>
>
> This is a sub-task of HADOOP-4952. This improvement makes it possible for a 
> client to specify that it wants to use the server default values for 
> blockSize and replication params when creating a file.

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