hadoop-common-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Gera Shegalov (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-11506) Configuration.get() is unnecessarily slow
Date Mon, 02 Feb 2015 18:34:35 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-11506?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14301611#comment-14301611
] 

Gera Shegalov commented on HADOOP-11506:
----------------------------------------

The release audit warning is tracked by YARN-3113. The patch is reviewable, [~andrew.wang].

> Configuration.get() is unnecessarily slow
> -----------------------------------------
>
>                 Key: HADOOP-11506
>                 URL: https://issues.apache.org/jira/browse/HADOOP-11506
>             Project: Hadoop Common
>          Issue Type: Bug
>            Reporter: Dmitriy V. Ryaboy
>            Assignee: Gera Shegalov
>         Attachments: HADOOP-11506.001.patch, HADOOP-11506.002.patch, HADOOP-11506.003.patch
>
>
> Profiling several large Hadoop jobs, we discovered that a surprising amount of time was
spent inside Configuration.get, more specifically, in regex matching caused by the substituteVars
call.



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

Mime
View raw message