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From "Kai Zheng (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-12448) Make sure user defined erasure coding policy ID will not overflow
Date Thu, 21 Sep 2017 07:40:00 GMT

     [ https://issues.apache.org/jira/browse/HDFS-12448?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Kai Zheng updated HDFS-12448:
-----------------------------
    Description: Current policy ID is of type "byte".  1~63 is reserved for built-in erasure
coding policy. 64 above is for user defined erasure coding policy. Make sure user policy ID
will not overflow when addErasureCodingPolicy API is called. 

> Make sure user defined erasure coding policy ID will not overflow
> -----------------------------------------------------------------
>
>                 Key: HDFS-12448
>                 URL: https://issues.apache.org/jira/browse/HDFS-12448
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: erasure-coding
>            Reporter: SammiChen
>            Assignee: Huafeng Wang
>              Labels: hdfs-ec-3.0-nice-to-have
>         Attachments: HDFS-12448.001.patch
>
>
> Current policy ID is of type "byte".  1~63 is reserved for built-in erasure coding policy.
64 above is for user defined erasure coding policy. Make sure user policy ID will not overflow
when addErasureCodingPolicy API is called. 



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