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From "Uma Maheswara Rao G (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-12011) Allow to dump verbose information to ease debugging in raw erasure coders
Date Mon, 01 Jun 2015 16:07:17 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-12011?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14567493#comment-14567493
] 

Uma Maheswara Rao G commented on HADOOP-12011:
----------------------------------------------

The latest changes looks good. I have a question though.
Why DumpUtil.java placed in source, we used it only in test right?

> Allow to dump verbose information to ease debugging in raw erasure coders
> -------------------------------------------------------------------------
>
>                 Key: HADOOP-12011
>                 URL: https://issues.apache.org/jira/browse/HADOOP-12011
>             Project: Hadoop Common
>          Issue Type: Sub-task
>            Reporter: Kai Zheng
>            Assignee: Kai Zheng
>             Fix For: HDFS-7285
>
>         Attachments: HADOOP-12011-HDFS-7285-v1.patch, HADOOP-12011-HDFS-7285-v3.patch,
HADOOP-12011-HDFS-7285-v4.patch
>
>
> While working on native erasure coders, it was found useful to dump key information like
encode/decode matrix, erasures and etc. for the encode/decode call.



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