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https://issues.apache.org/jira/browse/HDFS-6773?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14107786#comment-14107786
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Hadoop QA commented on HDFS-6773:
---------------------------------
{color:red}-1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12663737/HDFS-6773.1.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 3 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: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-hdfs-project/hadoop-hdfs:
org.apache.hadoop.hdfs.server.namenode.ha.TestPipelinesFailover
{color:green}+1 contrib tests{color}. The patch passed contrib unit tests.
Test results:
https://builds.apache.org/job/PreCommit-HDFS-Build/7727//testReport/
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/7727//console
This message is automatically generated.
> MiniDFSCluster can run dramatically faster
> ------------------------------------------
>
> Key: HDFS-6773
> URL: https://issues.apache.org/jira/browse/HDFS-6773
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: namenode
> Affects Versions: 2.0.0-alpha, 3.0.0
> Reporter: Daryn Sharp
> Assignee: Stephen Chu
> Attachments: HDFS-6773.1.patch
>
>
> The mini cluster is unnecessarily running with durable edit logs. The
> following change cut runtime of a single test from ~30s to ~10s.
> {code}EditLogFileOutputStream.setShouldSkipFsyncForTesting(true);{code}
> The mini cluster should default to this behavior after identifying the few
> edit log tests that probably depend on durable logs.
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