hadoop-hdfs-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-4814) Configurable DataXceiver thread stack size
Date Mon, 13 May 2013 20:53:16 GMT

    [ https://issues.apache.org/jira/browse/HDFS-4814?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13656364#comment-13656364
] 

Hadoop QA commented on HDFS-4814:
---------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12582991/TestThreadStackSize.java
  against trunk revision .

    {color:red}-1 patch{color}.  The patch command could not apply the patch.

Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/4388//console

This message is automatically generated.
                
> Configurable DataXceiver thread stack size
> ------------------------------------------
>
>                 Key: HDFS-4814
>                 URL: https://issues.apache.org/jira/browse/HDFS-4814
>             Project: Hadoop HDFS
>          Issue Type: New Feature
>          Components: datanode
>            Reporter: Tsz Wo (Nicholas), SZE
>            Assignee: Tsz Wo (Nicholas), SZE
>         Attachments: h4814_20130510.patch, TestThreadStackSize.java
>
>
> By default, Java creates a thread with 512kB stack size.  In Datanode, we may have 4096
or more DataXceiver threads.  These threads do not require such large stack size and unnecessarily
occupy a large amount of memory.

--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators
For more information on JIRA, see: http://www.atlassian.com/software/jira

Mime
View raw message