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Hadoop QA commented on HDFS-8551: --------------------------------- \\ \\ | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | pre-patch | 17m 42s | Pre-patch trunk compilation is healthy. | | {color:green}+1{color} | @author | 0m 0s | The patch does not contain any @author tags. | | {color:red}-1{color} | tests included | 0m 0s | The patch doesn't appear to include any new or modified tests. Please justify why no new tests are needed for this patch. Also please list what manual steps were performed to verify this patch. | | {color:green}+1{color} | javac | 7m 26s | There were no new javac warning messages. | | {color:green}+1{color} | javadoc | 9m 39s | There were no new javadoc warning messages. | | {color:green}+1{color} | release audit | 0m 23s | The applied patch does not increase the total number of release audit warnings. | | {color:red}-1{color} | checkstyle | 2m 9s | The applied patch generated 1 new checkstyle issues (total was 142, now 142). | | {color:green}+1{color} | whitespace | 0m 0s | The patch has no lines that end in whitespace. | | {color:green}+1{color} | install | 1m 32s | mvn install still works. | | {color:green}+1{color} | eclipse:eclipse | 0m 32s | The patch built with eclipse:eclipse. | | {color:green}+1{color} | findbugs | 3m 14s | The patch does not introduce any new Findbugs (version 3.0.0) warnings. | | {color:green}+1{color} | native | 3m 14s | Pre-build of native portion | | {color:red}-1{color} | hdfs tests | 160m 58s | Tests failed in hadoop-hdfs. | | | | 206m 53s | | \\ \\ || Reason || Tests || | Failed unit tests | hadoop.hdfs.server.balancer.TestBalancerWithMultipleNameNodes | | | hadoop.hdfs.TestAppendSnapshotTruncate | | | hadoop.hdfs.server.namenode.TestClusterId | \\ \\ || Subsystem || Report/Notes || | Patch URL | http://issues.apache.org/jira/secure/attachment/12738506/HDFS-8551-003.patch | | Optional Tests | javadoc javac unit findbugs checkstyle | | git revision | trunk / c45784b | | checkstyle | https://builds.apache.org/job/PreCommit-HDFS-Build/11285/artifact/patchprocess/diffcheckstylehadoop-hdfs.txt | | hadoop-hdfs test log | https://builds.apache.org/job/PreCommit-HDFS-Build/11285/artifact/patchprocess/testrun_hadoop-hdfs.txt | | Test Results | https://builds.apache.org/job/PreCommit-HDFS-Build/11285/testReport/ | | Java | 1.7.0_55 | | uname | Linux asf902.gq1.ygridcore.net 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 | | Console output | https://builds.apache.org/job/PreCommit-HDFS-Build/11285/console | This message was automatically generated. > Fix hdfs datanode CLI usage message > ----------------------------------- > > Key: HDFS-8551 > URL: https://issues.apache.org/jira/browse/HDFS-8551 > Project: Hadoop HDFS > Issue Type: Bug > Affects Versions: 2.6.0 > Reporter: Xiaoyu Yao > Assignee: Brahma Reddy Battula > Attachments: HDFS-8551-002.patch, HDFS-8551-003.patch, HDFS-8551.patch > > > There are two issues with current "hdfs datanode" usage message below. > {code} > Usage: java DataNode [-regular | -rollback] > -regular : Normal DataNode startup (default). > -rollback : Rollback a standard or rolling upgrade. > Refer to HDFS documentation for the difference between standard > and rolling upgrades. > {code} > 1. "java DataNode" should be "hdfs datanode" > 2. "rollingupgrace" option is missing but it is document correctly in the > [link|http://hadoop.apache.org/docs/r2.7.0/hadoop-project-dist/hadoop-hdfs/HDFSCommands.html#datanode]. > {code} > Usage: hdfs datanode [-regular | -rollback | -rollingupgrace rollback] > COMMAND_OPTION Description > -regular Normal datanode startup (default). > -rollback Rollback the datanode to the previous version. This should be > used after stopping the datanode and distributing the old hadoop version. > -rollingupgrade rollback Rollback a rolling upgrade operation. > {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)