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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-9187) Check if tracer is null before using it
Date Fri, 02 Oct 2015 00:48:26 GMT

    [ https://issues.apache.org/jira/browse/HDFS-9187?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14940651#comment-14940651
] 

Hadoop QA commented on HDFS-9187:
---------------------------------

\\
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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | pre-patch |  18m  1s | Pre-patch trunk compilation is healthy. |
| {color:green}+1{color} | @author |   0m  0s | The patch does not contain any @author tags.
|
| {color:green}+1{color} | tests included |   0m  0s | The patch appears to include 1 new
or modified test files. |
| {color:green}+1{color} | javac |   8m 28s | There were no new javac warning messages. |
| {color:green}+1{color} | javadoc |  10m 25s | There were no new javadoc warning messages.
|
| {color:red}-1{color} | release audit |   0m 16s | The applied patch generated 1 release
audit warnings. |
| {color:red}-1{color} | checkstyle |   1m 14s | The applied patch generated  1 new checkstyle
issues (total was 145, now 145). |
| {color:green}+1{color} | whitespace |   0m  0s | The patch has no lines that end in whitespace.
|
| {color:green}+1{color} | install |   1m 34s | mvn install still works. |
| {color:green}+1{color} | eclipse:eclipse |   0m 36s | The patch built with eclipse:eclipse.
|
| {color:red}-1{color} | findbugs |   2m  6s | The patch appears to introduce 1 new Findbugs
(version 3.0.0) warnings. |
| {color:red}-1{color} | common tests |   6m 24s | Tests failed in hadoop-common. |
| | |  49m  8s | |
\\
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|| Reason || Tests ||
| FindBugs | module:hadoop-common |
| Failed unit tests | hadoop.fs.TestFileUtil |
|   | hadoop.fs.TestLocalFSFileContextMainOperations |
|   | hadoop.fs.viewfs.TestFcMainOperationsLocalFs |
|   | hadoop.metrics2.sink.TestFileSink |
\\
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|| Subsystem || Report/Notes ||
| Patch URL | http://issues.apache.org/jira/secure/attachment/12764711/HDFS-9187.002.patch
|
| Optional Tests | javadoc javac unit findbugs checkstyle |
| git revision | trunk / fd026f5 |
| Release Audit | https://builds.apache.org/job/PreCommit-HDFS-Build/12767/artifact/patchprocess/patchReleaseAuditProblems.txt
|
| checkstyle |  https://builds.apache.org/job/PreCommit-HDFS-Build/12767/artifact/patchprocess/diffcheckstylehadoop-common.txt
|
| Findbugs warnings | https://builds.apache.org/job/PreCommit-HDFS-Build/12767/artifact/patchprocess/newPatchFindbugsWarningshadoop-common.html
|
| hadoop-common test log | https://builds.apache.org/job/PreCommit-HDFS-Build/12767/artifact/patchprocess/testrun_hadoop-common.txt
|
| Test Results | https://builds.apache.org/job/PreCommit-HDFS-Build/12767/testReport/ |
| Java | 1.7.0_55 |
| uname | Linux asf904.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/12767/console |


This message was automatically generated.

> Check if tracer is null before using it
> ---------------------------------------
>
>                 Key: HDFS-9187
>                 URL: https://issues.apache.org/jira/browse/HDFS-9187
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: tracing
>    Affects Versions: 2.8.0
>            Reporter: stack
>            Assignee: Colin Patrick McCabe
>         Attachments: HDFS-9187.001.patch, HDFS-9187.002.patch
>
>
> Saw this where an hbase that has not been updated to htrace-4.0.1 was trying to start:
> {code}
> Oct 1, 5:12:11.861 AM FATAL org.apache.hadoop.hbase.master.HMaster
> Failed to become active master
> java.lang.NullPointerException
> at org.apache.hadoop.fs.Globber.glob(Globber.java:145)
> at org.apache.hadoop.fs.FileSystem.globStatus(FileSystem.java:1634)
> at org.apache.hadoop.hbase.util.FSUtils.getTableDirs(FSUtils.java:1372)
> at org.apache.hadoop.hbase.util.FSTableDescriptors.getAll(FSTableDescriptors.java:206)
> at org.apache.hadoop.hbase.master.HMaster.finishActiveMasterInitialization(HMaster.java:619)
> at org.apache.hadoop.hbase.master.HMaster.access$500(HMaster.java:169)
> at org.apache.hadoop.hbase.master.HMaster$1.run(HMaster.java:1481)
> at java.lang.Thread.run(Thread.java:745)
> {code}



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