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https://issues.apache.org/jira/browse/MAPREDUCE-6558?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15278533#comment-15278533
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Hadoop QA commented on MAPREDUCE-6558:
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| (/) *{color:green}+1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 13s 
{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:green}+1{color} | {color:green} test4tests {color} | {color:green} 0m 
0s {color} | {color:green} The patch appears to include 3 new or modified test 
files. {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 6m 
38s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 21s 
{color} | {color:green} trunk passed with JDK v1.8.0_91 {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 23s 
{color} | {color:green} trunk passed with JDK v1.7.0_95 {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 
17s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m 30s 
{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 
13s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 1m 2s 
{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 20s 
{color} | {color:green} trunk passed with JDK v1.8.0_91 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 24s 
{color} | {color:green} trunk passed with JDK v1.7.0_95 {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 0m 
24s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 18s 
{color} | {color:green} the patch passed with JDK v1.8.0_91 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 18s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 22s 
{color} | {color:green} the patch passed with JDK v1.7.0_95 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 22s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 
15s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m 27s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 
11s {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:green}+1{color} | {color:green} findbugs {color} | {color:green} 1m 
12s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 18s 
{color} | {color:green} the patch passed with JDK v1.8.0_91 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 21s 
{color} | {color:green} the patch passed with JDK v1.7.0_95 {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 2m 13s 
{color} | {color:green} hadoop-mapreduce-client-core in the patch passed with 
JDK v1.8.0_91. {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 2m 30s 
{color} | {color:green} hadoop-mapreduce-client-core in the patch passed with 
JDK v1.7.0_95. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 
17s {color} | {color:green} Patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 20m 7s {color} | 
{color:black} {color} |
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|| Subsystem || Report/Notes ||
| Docker |  Image:yetus/hadoop:cf2ee45 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12803264/MAPREDUCE-6558.1.patch
 |
| JIRA Issue | MAPREDUCE-6558 |
| Optional Tests |  asflicense  compile  javac  javadoc  mvninstall  mvnsite  
unit  findbugs  checkstyle  |
| uname | Linux 7ef0b4d4af7b 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 / 0f0c641 |
| Default Java | 1.7.0_95 |
| Multi-JDK versions |  /usr/lib/jvm/java-8-oracle:1.8.0_91 
/usr/lib/jvm/java-7-openjdk-amd64:1.7.0_95 |
| findbugs | v3.0.0 |
| JDK v1.7.0_95  Test Results | 
https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/6491/testReport/ |
| modules | C: 
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core 
U: 
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core |
| Console output | 
https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/6491/console |
| Powered by | Apache Yetus 0.2.0   http://yetus.apache.org |


This message was automatically generated.



> multibyte delimiters with compressed input files generate duplicate records
> ---------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-6558
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6558
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: mrv1, mrv2
>    Affects Versions: 2.7.2
>            Reporter: Wilfred Spiegelenburg
>            Assignee: Wilfred Spiegelenburg
>         Attachments: MAPREDUCE-6558.1.patch
>
>
> This is the follow up for MAPREDUCE-6549. Compressed files cause record 
> duplications as shown in different junit tests. The number of duplicated 
> records changes with the splitsize:
> Unexpected number of records in split (splitsize = 10)
> Expected: 41051
> Actual: 45062
> Unexpected number of records in split (splitsize = 100000)
> Expected: 41051
> Actual: 41052
> Test passes with splitsize = 147445 which is the compressed file length.The 
> file is a bzip2 file with 100k blocks and a total of 11 blocks



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