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https://issues.apache.org/jira/browse/HDFS-11943?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16062539#comment-16062539
 ] 

Hadoop QA commented on HDFS-11943:
----------------------------------

| (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 
21s{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} 16m 
14s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 20m 
56s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
39s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  1m 
10s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  1m 
33s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
57s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  0m 
45s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 15m 
45s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 15m 
45s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
40s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  1m 
15s{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}  1m 
49s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m  
2s{color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red}  9m 22s{color} 
| {color:red} hadoop-common in the patch failed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  1m 
 8s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 74m 54s{color} | 
{color:black} {color} |
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|| Reason || Tests ||
| Failed junit tests | hadoop.net.TestClusterTopology |
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|| Subsystem || Report/Notes ||
| Docker |  Image:yetus/hadoop:14b5c93 |
| JIRA Issue | HDFS-11943 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12874424/HDFS-11943.005.patch |
| Optional Tests |  asflicense  compile  javac  javadoc  mvninstall  mvnsite  
unit  findbugs  checkstyle  |
| uname | Linux 2518245f3857 3.13.0-116-generic #163-Ubuntu SMP Fri Mar 31 
14:13:22 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /testptch/hadoop/patchprocess/precommit/personality/provided.sh 
|
| git revision | trunk / 0111711 |
| Default Java | 1.8.0_131 |
| findbugs | v3.1.0-RC1 |
| unit | 
https://builds.apache.org/job/PreCommit-HDFS-Build/20035/artifact/patchprocess/patch-unit-hadoop-common-project_hadoop-common.txt
 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-HDFS-Build/20035/testReport/ |
| modules | C: hadoop-common-project/hadoop-common U: 
hadoop-common-project/hadoop-common |
| Console output | 
https://builds.apache.org/job/PreCommit-HDFS-Build/20035/console |
| Powered by | Apache Yetus 0.5.0-SNAPSHOT   http://yetus.apache.org |


This message was automatically generated.



> Warn log frequently print to screen in doEncode function on  
> AbstractNativeRawEncoder class
> -------------------------------------------------------------------------------------------
>
>                 Key: HDFS-11943
>                 URL: https://issues.apache.org/jira/browse/HDFS-11943
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: erasure-coding, native
>    Affects Versions: 3.0.0-alpha4
>         Environment: cluster: 3 nodes
> os:(Red Hat 2.6.33.20,  Red Hat 3.10.0-514.6.1.el7.x86_64, 
> Ubuntu4.4.0-31-generic)
> hadoop version: hadoop-3.0.0-alpha4
> erasure coding: XOR-2-1-64k and enabled Intel ISA-L
> hadoop fs -put file /
>            Reporter: liaoyuxiangqin
>            Assignee: liaoyuxiangqin
>            Priority: Minor
>         Attachments: HDFS-11943.002.patch, HDFS-11943.003.patch, 
> HDFS-11943.004.patch, HDFS-11943.005.patch, HDFS-11943.patch
>
>   Original Estimate: 0.05h
>  Remaining Estimate: 0.05h
>
>  when i write file to hdfs on above environment,  the hdfs client  frequently 
> print warn log of use direct ByteBuffer inputs/outputs in doEncode function 
> to screen, detail information as follows:
> 2017-06-07 15:20:42,856 WARN rawcoder.AbstractNativeRawEncoder: 
> convertToByteBufferState is invoked, not efficiently. Please use direct 
> ByteBuffer inputs/outputs



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