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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-5574) Remove buffer copy in BlockReader.skip
Date Tue, 09 Dec 2014 19:40:13 GMT

    [ https://issues.apache.org/jira/browse/HDFS-5574?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14239922#comment-14239922
] 

Hadoop QA commented on HDFS-5574:
---------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12685973/HDFS-5574.006.patch
  against trunk revision 82707b4.

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:green}+1 tests included{color}.  The patch appears to include 4 new or modified
test files.

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of
javac compiler warnings.

    {color:green}+1 javadoc{color}.  There were no new javadoc warning messages.

    {color:green}+1 eclipse:eclipse{color}.  The patch built with eclipse:eclipse.

    {color:red}-1 findbugs{color}.  The patch appears to introduce 352 new Findbugs (version
2.0.3) warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number
of release audit warnings.

    {color:red}-1 core tests{color}.  The patch failed these unit tests in hadoop-common-project/hadoop-common
hadoop-hdfs-project/hadoop-hdfs:

                  org.apache.hadoop.hdfs.TestLeaseRecovery2

Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/8974//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-HDFS-Build/8974//artifact/patchprocess/newPatchFindbugsWarningshadoop-common.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HDFS-Build/8974//artifact/patchprocess/newPatchFindbugsWarningshadoop-hdfs.html
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/8974//console

This message is automatically generated.

> Remove buffer copy in BlockReader.skip
> --------------------------------------
>
>                 Key: HDFS-5574
>                 URL: https://issues.apache.org/jira/browse/HDFS-5574
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>            Reporter: Binglin Chang
>            Assignee: Binglin Chang
>            Priority: Trivial
>         Attachments: HDFS-5574.006.patch, HDFS-5574.v1.patch, HDFS-5574.v2.patch, HDFS-5574.v3.patch,
HDFS-5574.v4.patch, HDFS-5574.v5.patch
>
>
> BlockReaderLocal.skip and RemoteBlockReader.skip uses a temp buffer to read data to this
buffer, it is not necessary. 



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