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Posted to common-issues@hadoop.apache.org by "Allen Wittenauer (JIRA)" <ji...@apache.org> on 2015/05/06 05:34:17 UTC

[jira] [Updated] (HADOOP-7573) hadoop should log configuration reads

     [ https://issues.apache.org/jira/browse/HADOOP-7573?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Allen Wittenauer updated HADOOP-7573:
-------------------------------------
    Labels: BB2015-05-TBR  (was: )

> hadoop should log configuration reads
> -------------------------------------
>
>                 Key: HADOOP-7573
>                 URL: https://issues.apache.org/jira/browse/HADOOP-7573
>             Project: Hadoop Common
>          Issue Type: Improvement
>          Components: conf
>    Affects Versions: 0.20.203.0
>            Reporter: Ari Rabkin
>            Assignee: Ari Rabkin
>            Priority: Minor
>              Labels: BB2015-05-TBR
>         Attachments: HADOOP-7573.patch, HADOOP-7573.patch, HADOOP-7573.patch, HADOOP-7573.patch
>
>
> For debugging, it would often be valuable to know which configuration options ever got read out of the Configuration into the rest of the program -- an unread option didn't cause a problem. This patch logs the first time each option is read.



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