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https://issues.apache.org/jira/browse/HADOOP-12664?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15116719#comment-15116719
 ] 

Hadoop QA commented on HADOOP-12664:
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| (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 0s 
{color} | {color:blue} Docker mode activated. {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:red}-1{color} | {color:red} test4tests {color} | {color:red} 0m 0s 
{color} | {color:red} 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} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 10m 
20s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 12m 
47s {color} | {color:green} trunk passed with JDK v1.8.0_66 {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 10m 
28s {color} | {color:green} trunk passed with JDK v1.7.0_91 {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 
30s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 1m 26s 
{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 
16s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 2m 
32s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 24s 
{color} | {color:green} trunk passed with JDK v1.8.0_66 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 26s 
{color} | {color:green} trunk passed with JDK v1.7.0_91 {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m 
58s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 13m 7s 
{color} | {color:green} the patch passed with JDK v1.8.0_66 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 13m 7s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 10m 
19s {color} | {color:green} the patch passed with JDK v1.7.0_91 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 10m 19s 
{color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red} 0m 28s 
{color} | {color:red} hadoop-common-project/hadoop-common: patch generated 2 
new + 281 unchanged - 0 fixed = 283 total (was 281) {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 1m 24s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 
17s {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:red}-1{color} | {color:red} findbugs {color} | {color:red} 2m 50s 
{color} | {color:red} hadoop-common-project/hadoop-common generated 1 new + 0 
unchanged - 0 fixed = 1 total (was 0) {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 23s 
{color} | {color:green} the patch passed with JDK v1.8.0_66 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 25s 
{color} | {color:green} the patch passed with JDK v1.7.0_91 {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 11m 22s {color} 
| {color:red} hadoop-common in the patch failed with JDK v1.8.0_66. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 10m 42s {color} 
| {color:red} hadoop-common in the patch failed with JDK v1.7.0_91. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 
29s {color} | {color:green} Patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 98m 37s {color} 
| {color:black} {color} |
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|| Reason || Tests ||
| FindBugs | module:hadoop-common-project/hadoop-common |
|  |  
org.apache.hadoop.security.UserGroupInformation.verifyKinitExecutable(String) 
invokes inefficient new String(String) constructor  At 
UserGroupInformation.java:constructor  At UserGroupInformation.java:[line 992] |
| JDK v1.8.0_66 Failed junit tests | hadoop.fs.shell.find.TestPrint |
|   | hadoop.fs.shell.find.TestIname |
|   | hadoop.fs.shell.find.TestName |
| JDK v1.7.0_91 Failed junit tests | hadoop.fs.shell.find.TestPrint |
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|| Subsystem || Report/Notes ||
| Docker |  Image:yetus/hadoop:0ca8df7 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12784283/HADOOP-12664.001.patch
 |
| JIRA Issue | HADOOP-12664 |
| Optional Tests |  asflicense  compile  javac  javadoc  mvninstall  mvnsite  
unit  findbugs  checkstyle  |
| uname | Linux 8a88aea0715f 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 | /testptch/hadoop/patchprocess/precommit/personality/provided.sh 
|
| git revision | trunk / bd909ed |
| Default Java | 1.7.0_91 |
| Multi-JDK versions |  /usr/lib/jvm/java-8-oracle:1.8.0_66 
/usr/lib/jvm/java-7-openjdk-amd64:1.7.0_91 |
| findbugs | v3.0.0 |
| checkstyle | 
https://builds.apache.org/job/PreCommit-HADOOP-Build/8470/artifact/patchprocess/diff-checkstyle-hadoop-common-project_hadoop-common.txt
 |
| findbugs | 
https://builds.apache.org/job/PreCommit-HADOOP-Build/8470/artifact/patchprocess/new-findbugs-hadoop-common-project_hadoop-common.html
 |
| unit | 
https://builds.apache.org/job/PreCommit-HADOOP-Build/8470/artifact/patchprocess/patch-unit-hadoop-common-project_hadoop-common-jdk1.8.0_66.txt
 |
| unit | 
https://builds.apache.org/job/PreCommit-HADOOP-Build/8470/artifact/patchprocess/patch-unit-hadoop-common-project_hadoop-common-jdk1.7.0_91.txt
 |
| unit test logs |  
https://builds.apache.org/job/PreCommit-HADOOP-Build/8470/artifact/patchprocess/patch-unit-hadoop-common-project_hadoop-common-jdk1.8.0_66.txt
 
https://builds.apache.org/job/PreCommit-HADOOP-Build/8470/artifact/patchprocess/patch-unit-hadoop-common-project_hadoop-common-jdk1.7.0_91.txt
 |
| JDK v1.7.0_91  Test Results | 
https://builds.apache.org/job/PreCommit-HADOOP-Build/8470/testReport/ |
| modules | C: hadoop-common-project/hadoop-common U: 
hadoop-common-project/hadoop-common |
| Max memory used | 77MB |
| Powered by | Apache Yetus 0.2.0-SNAPSHOT   http://yetus.apache.org |
| Console output | 
https://builds.apache.org/job/PreCommit-HADOOP-Build/8470/console |


This message was automatically generated.



> UGI auto-renewer does not verify kinit availability during initialization
> -------------------------------------------------------------------------
>
>                 Key: HADOOP-12664
>                 URL: https://issues.apache.org/jira/browse/HADOOP-12664
>             Project: Hadoop Common
>          Issue Type: Improvement
>            Reporter: Arpit Agarwal
>            Assignee: Ray Chiang
>            Priority: Minor
>         Attachments: HADOOP-12664.001.patch
>
>
> UGI auto-renewer does not verify that {{hadoop.kerberos.kinit.command}} is in 
> the path during initialization. If not available, the auto-renewal thread 
> will hit an error during TGT renewal. We recently saw a case where it 
> manifests as transient errors during client program execution which can be 
> hard to track down without UGI logging.
> It seems like {{kinit}} availability should be verified during initialization 
> to make the behavior more predictable.



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