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https://issues.apache.org/jira/browse/HDFS-9387?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14993057#comment-14993057
 ] 

Hadoop QA commented on HDFS-9387:
---------------------------------

| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 6s 
{color} | {color:blue} docker + precommit patch detected. {color} |
| {color:green}+1{color} | {color:green} @author {color} | {color:green} 0m 0s 
{color} | {color:green} The patch does not contain any @author tags. {color} |
| {color:green}+1{color} | {color:green} test4tests {color} | {color:green} 0m 
0s {color} | {color:green} The patch appears to include 1 new or modified test 
files. {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 3m 
10s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 42s 
{color} | {color:green} trunk passed with JDK v1.8.0_60 {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 41s 
{color} | {color:green} trunk passed with JDK v1.7.0_79 {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 
18s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 
14s {color} | {color:green} trunk passed {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red} 2m 15s 
{color} | {color:red} hadoop-hdfs-project/hadoop-hdfs in trunk has 1 extant 
Findbugs warnings. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 26s 
{color} | {color:green} trunk passed with JDK v1.8.0_60 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 2m 16s 
{color} | {color:green} trunk passed with JDK v1.7.0_79 {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 0m 
46s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 43s 
{color} | {color:green} the patch passed with JDK v1.8.0_60 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 43s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 36s 
{color} | {color:green} the patch passed with JDK v1.7.0_79 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 36s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 
16s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 
14s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green} 0m 
0s {color} | {color:green} Patch has no whitespace issues. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 2m 
11s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 11s 
{color} | {color:green} the patch passed with JDK v1.8.0_60 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 2m 0s 
{color} | {color:green} the patch passed with JDK v1.7.0_79 {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 60m 16s {color} 
| {color:red} hadoop-hdfs in the patch failed with JDK v1.8.0_60. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 54m 33s {color} 
| {color:red} hadoop-hdfs in the patch failed with JDK v1.7.0_79. {color} |
| {color:red}-1{color} | {color:red} asflicense {color} | {color:red} 0m 20s 
{color} | {color:red} Patch generated 58 ASF License warnings. {color} |
| {color:black}{color} | {color:black} {color} | {color:black} 136m 54s {color} 
| {color:black} {color} |
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|| Reason || Tests ||
| JDK v1.8.0_60 Failed junit tests | 
hadoop.hdfs.server.blockmanagement.TestNodeCount |
|   | hadoop.hdfs.server.datanode.TestDataNodeMultipleRegistrations |
|   | hadoop.hdfs.server.blockmanagement.TestPendingInvalidateBlock |
| JDK v1.7.0_79 Failed junit tests | hadoop.hdfs.TestRecoverStripedFile |
|   | hadoop.hdfs.server.datanode.fsdataset.impl.TestFsDatasetImpl |
\\
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|| Subsystem || Report/Notes ||
| Docker | Client=1.7.1 Server=1.7.1 
Image:test-patch-base-hadoop-date2015-11-06 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12770912/HDFS-9387.000.patch |
| JIRA Issue | HDFS-9387 |
| Optional Tests |  asflicense  javac  javadoc  mvninstall  unit  findbugs  
checkstyle  compile  |
| uname | Linux cad16aee89ad 3.13.0-36-lowlatency #63-Ubuntu SMP PREEMPT Wed 
Sep 3 21:56:12 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | 
/home/jenkins/jenkins-slave/workspace/PreCommit-HDFS-Build@2/patchprocess/apache-yetus-ee5baeb/precommit/personality/hadoop.sh
 |
| git revision | trunk / 19a0c26 |
| Default Java | 1.7.0_79 |
| Multi-JDK versions |  /usr/lib/jvm/java-8-oracle:1.8.0_60 
/usr/lib/jvm/java-7-openjdk-amd64:1.7.0_79 |
| findbugs | v3.0.0 |
| findbugs | 
https://builds.apache.org/job/PreCommit-HDFS-Build/13411/artifact/patchprocess/branch-findbugs-hadoop-hdfs-project_hadoop-hdfs-warnings.html
 |
| unit | 
https://builds.apache.org/job/PreCommit-HDFS-Build/13411/artifact/patchprocess/patch-unit-hadoop-hdfs-project_hadoop-hdfs-jdk1.8.0_60.txt
 |
| unit | 
https://builds.apache.org/job/PreCommit-HDFS-Build/13411/artifact/patchprocess/patch-unit-hadoop-hdfs-project_hadoop-hdfs-jdk1.7.0_79.txt
 |
| unit test logs |  
https://builds.apache.org/job/PreCommit-HDFS-Build/13411/artifact/patchprocess/patch-unit-hadoop-hdfs-project_hadoop-hdfs-jdk1.8.0_60.txt
 
https://builds.apache.org/job/PreCommit-HDFS-Build/13411/artifact/patchprocess/patch-unit-hadoop-hdfs-project_hadoop-hdfs-jdk1.7.0_79.txt
 |
| JDK v1.7.0_79  Test Results | 
https://builds.apache.org/job/PreCommit-HDFS-Build/13411/testReport/ |
| asflicense | 
https://builds.apache.org/job/PreCommit-HDFS-Build/13411/artifact/patchprocess/patch-asflicense-problems.txt
 |
| modules | C: hadoop-hdfs-project/hadoop-hdfs U: 
hadoop-hdfs-project/hadoop-hdfs |
| Max memory used | 227MB |
| Powered by | Apache Yetus   http://yetus.apache.org |
| Console output | 
https://builds.apache.org/job/PreCommit-HDFS-Build/13411/console |


This message was automatically generated.



> Parse namenodeUri parameter only once in 
> NNThroughputBenchmark$OperationStatsBase#verifyOpArgument()
> ----------------------------------------------------------------------------------------------------
>
>                 Key: HDFS-9387
>                 URL: https://issues.apache.org/jira/browse/HDFS-9387
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: namenode
>            Reporter: Mingliang Liu
>            Assignee: Mingliang Liu
>         Attachments: HDFS-9387.000.patch
>
>
> In {{NNThroughputBenchmark$OperationStatsBase#verifyOpArgument()}}, the   
> {{namenodeUri}} is always parsed from {{-namenode}} argument. This works just 
> fine if the {{-op}} parameter is not {{all}}, as the single benchmark will 
> need to parse the {{namenodeUri}} from args anyway.
> When the {{-op}} is {{all}}, namely all sub-benchmark will run, multiple 
> sub-benchmark will call the {{verifyOpArgument()}} method. In this case, the 
> first sub-benchmark reads the {{namenode}} argument and removes it from args. 
> The other sub-benchmarks will thereafter read {{null}} value since the 
> argument is removed. This contradicts the intension of providing {{namenode}} 
> for all sub-benchmarks.
> {code:title=current code}
>       try {
>         namenodeUri = StringUtils.popOptionWithArgument("-namenode", args);
>       } catch (IllegalArgumentException iae) {
>         printUsage();
>       }
> {code}
> The fix is to parse the {{namenodeUri}}, which is shared by all 
> sub-benchmarks, from {{-namenode}} argument only once. This follows the 
> convention of parsing other global arguments in 
> {{OperationStatsBase#verifyOpArgument()}}.
> {code:title=simple fix}
>       if (args.indexOf("-namenode") >= 0) {
>         try {
>           namenodeUri = StringUtils.popOptionWithArgument("-namenode", args);
>         } catch (IllegalArgumentException iae) {
>           printUsage();
>         }
>       }
> {code}



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