[ 
https://issues.apache.org/jira/browse/HDFS-10620?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15806350#comment-15806350
 ] 

Hadoop QA commented on HDFS-10620:
----------------------------------

| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 18m 
56s{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}  9m 
22s{color} | {color:green} branch-2 passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  0m 
53s{color} | {color:green} branch-2 passed with JDK v1.8.0_111 {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  0m 
58s{color} | {color:green} branch-2 passed with JDK v1.7.0_121 {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
43s{color} | {color:green} branch-2 passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  1m 
13s{color} | {color:green} branch-2 passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green}  0m 
22s{color} | {color:green} branch-2 passed {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  2m 
16s{color} | {color:green} branch-2 passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m  
8s{color} | {color:green} branch-2 passed with JDK v1.8.0_111 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  2m  
5s{color} | {color:green} branch-2 passed with JDK v1.7.0_121 {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  0m 
53s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  0m 
47s{color} | {color:green} the patch passed with JDK v1.8.0_111 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  0m 
47s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  0m 
52s{color} | {color:green} the patch passed with JDK v1.7.0_121 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  0m 
52s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
30s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  1m  
0s{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} The patch has no whitespace issues. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  2m 
25s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m  
3s{color} | {color:green} the patch passed with JDK v1.8.0_111 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m 
49s{color} | {color:green} the patch passed with JDK v1.7.0_121 {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 65m 
23s{color} | {color:green} hadoop-hdfs in the patch passed with JDK v1.7.0_121. 
{color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
28s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black}189m 58s{color} | 
{color:black} {color} |
\\
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|| Subsystem || Report/Notes ||
| Docker |  Image:yetus/hadoop:b59b8b7 |
| JIRA Issue | HDFS-10620 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12820079/HDFS-10620-branch-2.01.patch
 |
| Optional Tests |  asflicense  compile  javac  javadoc  mvninstall  mvnsite  
unit  findbugs  checkstyle  |
| uname | Linux 953d2df4ed32 3.13.0-106-generic #153-Ubuntu SMP Tue Dec 6 
15:44:32 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /testptch/hadoop/patchprocess/precommit/personality/provided.sh 
|
| git revision | branch-2 / 81da7d1 |
| Default Java | 1.7.0_121 |
| Multi-JDK versions |  /usr/lib/jvm/java-8-oracle:1.8.0_111 
/usr/lib/jvm/java-7-openjdk-amd64:1.7.0_121 |
| findbugs | v3.0.0 |
| JDK v1.7.0_121  Test Results | 
https://builds.apache.org/job/PreCommit-HDFS-Build/18059/testReport/ |
| modules | C: hadoop-hdfs-project/hadoop-hdfs U: 
hadoop-hdfs-project/hadoop-hdfs |
| Console output | 
https://builds.apache.org/job/PreCommit-HDFS-Build/18059/console |
| Powered by | Apache Yetus 0.5.0-SNAPSHOT   http://yetus.apache.org |


This message was automatically generated.



> StringBuilder created and appended even if logging is disabled
> --------------------------------------------------------------
>
>                 Key: HDFS-10620
>                 URL: https://issues.apache.org/jira/browse/HDFS-10620
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: namenode
>    Affects Versions: 2.6.4
>            Reporter: Staffan Friberg
>            Assignee: Staffan Friberg
>             Fix For: 3.0.0-alpha2
>
>         Attachments: HDFS-10620-branch-2.01.patch, HDFS-10620.001.patch, 
> HDFS-10620.002.patch
>
>
> In BlockManager.addToInvalidates the StringBuilder is appended to during the 
> delete even if logging isn't active.
> Could avoid allocating the StringBuilder as well, but not sure if it is 
> really worth it to add null handling in the code.



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