[jira] [Commented] (HDFS-5202) Support Centralized Cache Management on Windows.

["Hadoop QA (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HDFS-5202?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14056958#comment-14056958 ] 

Hadoop QA commented on HDFS-5202:
---------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12654878/HDFS-5202.1.patch
  against trunk revision .

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

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

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

    {color:red}-1 javadoc{color}.  The javadoc tool appears to have generated 1 warning messages.
        See https://builds.apache.org/job/PreCommit-HDFS-Build/7311//artifact/trunk/patchprocess/diffJavadocWarnings.txt for details.

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

    {color:green}+1 findbugs{color}.  The patch does not introduce any 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.fs.shell.TestCopyPreserveFlag
                  org.apache.hadoop.fs.TestSymlinkLocalFSFileContext
                  org.apache.hadoop.fs.shell.TestTextCommand
                  org.apache.hadoop.ipc.TestIPC
                  org.apache.hadoop.fs.TestSymlinkLocalFSFileSystem
                  org.apache.hadoop.fs.shell.TestPathData
                  org.apache.hadoop.fs.TestDFVariations

    {color:green}+1 contrib tests{color}.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/7311//testReport/
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/7311//console

This message is automatically generated.

> Support Centralized Cache Management on Windows.
> ------------------------------------------------
>
>                 Key: HDFS-5202
>                 URL: https://issues.apache.org/jira/browse/HDFS-5202
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: datanode
>    Affects Versions: 3.0.0, 2.5.0
>            Reporter: Colin Patrick McCabe
>            Assignee: Chris Nauroth
>         Attachments: HDFS-5202.1.patch
>
>
> HDFS caching currently is implemented using POSIX syscalls for checking ulimit and locking pages of memory into the process's address space.  These POSIX syscalls do not exist on Windows.  This issue will implement equivalent functionality so that Windows deployments can use Centralized Cache Management.



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