hadoop-hdfs-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Tsz Wo (Nicholas), SZE (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-4122) Cleanup HDFS logs and reduce the size of logged messages
Date Sun, 28 Oct 2012 19:43:12 GMT

    [ https://issues.apache.org/jira/browse/HDFS-4122?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13485697#comment-13485697
] 

Tsz Wo (Nicholas), SZE commented on HDFS-4122:
----------------------------------------------

- Remove getBlockId() below.
{code}
//DFSInputStream
+                             " for " + blk.getBlockId());
{code}


- Combine two strings below.
{code}
//BlockReceiver
+      throw new IOException("Unexpected checksum mismatch " + "while writing "
{code}

- Remove toString() below.
{code}
//BlockManager
+          + b + " " + datanodes.toString());
{code}

                
> Cleanup HDFS logs and reduce the size of logged messages
> --------------------------------------------------------
>
>                 Key: HDFS-4122
>                 URL: https://issues.apache.org/jira/browse/HDFS-4122
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: 1.0.0, 2.0.0-alpha
>            Reporter: Suresh Srinivas
>            Assignee: Suresh Srinivas
>         Attachments: log.chatty.cleanup.branch1.patch, log.chatty.cleanup.trunk.patch,
log.chatty.cleanup.trunk.patch
>
>
> I have attached the patch that removes unnecessary information from the log such as "Namesystem."
and prefixing file information with "file" and block information with "block" etc.
> On a branch-1 log I saw it reduce the log size by ~10%.

--
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