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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-8668) Erasure Coding: revisit buffer used for encoding and decoding.
Date Wed, 09 Dec 2015 09:26:11 GMT

    [ https://issues.apache.org/jira/browse/HDFS-8668?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15048357#comment-15048357
] 

Hadoop QA commented on HDFS-8668:
---------------------------------

| (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 1s {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 21s {color}
| {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 10m 45s {color} |
{color:green} trunk passed with JDK v1.8.0_66 {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 10m 45s {color} |
{color:green} trunk passed with JDK v1.7.0_91 {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 1m 11s {color}
| {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 3m 1s {color} | {color:green}
trunk passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 48s {color}
| {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 6m 44s {color} |
{color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 2m 57s {color} |
{color:green} trunk passed with JDK v1.8.0_66 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 3m 50s {color} |
{color:green} trunk passed with JDK v1.7.0_91 {color} |
| {color:red}-1{color} | {color:red} mvninstall {color} | {color:red} 1m 39s {color} | {color:red}
hadoop-common in the patch failed. {color} |
| {color:red}-1{color} | {color:red} mvninstall {color} | {color:red} 0m 32s {color} | {color:red}
hadoop-hdfs-client in the patch failed. {color} |
| {color:red}-1{color} | {color:red} mvninstall {color} | {color:red} 0m 34s {color} | {color:red}
hadoop-hdfs in the patch failed. {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 10m 42s {color} |
{color:green} the patch passed with JDK v1.8.0_66 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 10m 42s {color} | {color:green}
the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 10m 37s {color} |
{color:green} the patch passed with JDK v1.7.0_91 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 10m 37s {color} | {color:green}
the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 1m 11s {color}
| {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} mvnsite {color} | {color:red} 0m 33s {color} | {color:red}
hadoop-hdfs-client in the patch failed. {color} |
| {color:red}-1{color} | {color:red} mvnsite {color} | {color:red} 0m 37s {color} | {color:red}
hadoop-hdfs in the patch failed. {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 47s {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} 0m 32s {color} | {color:red}
hadoop-hdfs-client in the patch failed. {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red} 0m 34s {color} | {color:red}
hadoop-hdfs in the patch failed. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 2m 50s {color} |
{color:green} the patch passed with JDK v1.8.0_66 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 3m 50s {color} |
{color:green} the patch passed with JDK v1.7.0_91 {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 8m 48s {color} | {color:green}
hadoop-common in the patch passed with JDK v1.8.0_66. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 0m 33s {color} | {color:red}
hadoop-hdfs-client in the patch failed with JDK v1.8.0_66. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 0m 34s {color} | {color:red}
hadoop-hdfs in the patch failed with JDK v1.8.0_66. {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 8m 43s {color} | {color:green}
hadoop-common in the patch passed with JDK v1.7.0_91. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 0m 31s {color} | {color:red}
hadoop-hdfs-client in the patch failed with JDK v1.7.0_91. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 0m 33s {color} | {color:red}
hadoop-hdfs in the patch failed with JDK v1.7.0_91. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 27s {color}
| {color:green} Patch does not generate ASF License warnings. {color} |
| {color:black}{color} | {color:black} {color} | {color:black} 109m 42s {color} | {color:black}
{color} |
\\
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|| Subsystem || Report/Notes ||
| Docker |  Image:yetus/hadoop:0ca8df7 |
| JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12776489/HDFS-8668-v2.patch
|
| JIRA Issue | HDFS-8668 |
| Optional Tests |  asflicense  compile  javac  javadoc  mvninstall  mvnsite  unit  findbugs
 checkstyle  |
| uname | Linux 0264df55255e 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 / 50edcb9 |
| findbugs | v3.0.0 |
| mvninstall | https://builds.apache.org/job/PreCommit-HDFS-Build/13811/artifact/patchprocess/patch-mvninstall-hadoop-common-project_hadoop-common.txt
|
| mvninstall | https://builds.apache.org/job/PreCommit-HDFS-Build/13811/artifact/patchprocess/patch-mvninstall-hadoop-hdfs-project_hadoop-hdfs-client.txt
|
| mvninstall | https://builds.apache.org/job/PreCommit-HDFS-Build/13811/artifact/patchprocess/patch-mvninstall-hadoop-hdfs-project_hadoop-hdfs.txt
|
| mvnsite | https://builds.apache.org/job/PreCommit-HDFS-Build/13811/artifact/patchprocess/patch-mvnsite-hadoop-hdfs-project_hadoop-hdfs-client.txt
|
| mvnsite | https://builds.apache.org/job/PreCommit-HDFS-Build/13811/artifact/patchprocess/patch-mvnsite-hadoop-hdfs-project_hadoop-hdfs.txt
|
| findbugs | https://builds.apache.org/job/PreCommit-HDFS-Build/13811/artifact/patchprocess/patch-findbugs-hadoop-hdfs-project_hadoop-hdfs-client.txt
|
| findbugs | https://builds.apache.org/job/PreCommit-HDFS-Build/13811/artifact/patchprocess/patch-findbugs-hadoop-hdfs-project_hadoop-hdfs.txt
|
| unit | https://builds.apache.org/job/PreCommit-HDFS-Build/13811/artifact/patchprocess/patch-unit-hadoop-hdfs-project_hadoop-hdfs-client-jdk1.8.0_66.txt
|
| unit | https://builds.apache.org/job/PreCommit-HDFS-Build/13811/artifact/patchprocess/patch-unit-hadoop-hdfs-project_hadoop-hdfs-jdk1.8.0_66.txt
|
| unit | https://builds.apache.org/job/PreCommit-HDFS-Build/13811/artifact/patchprocess/patch-unit-hadoop-hdfs-project_hadoop-hdfs-client-jdk1.7.0_91.txt
|
| unit | https://builds.apache.org/job/PreCommit-HDFS-Build/13811/artifact/patchprocess/patch-unit-hadoop-hdfs-project_hadoop-hdfs-jdk1.7.0_91.txt
|
| JDK v1.7.0_91  Test Results | https://builds.apache.org/job/PreCommit-HDFS-Build/13811/testReport/
|
| modules | C: hadoop-common-project/hadoop-common hadoop-hdfs-project/hadoop-hdfs hadoop-hdfs-project/hadoop-hdfs-client
U: . |
| Max memory used | 75MB |
| Powered by | Apache Yetus    http://yetus.apache.org |
| Console output | https://builds.apache.org/job/PreCommit-HDFS-Build/13811/console |


This message was automatically generated.



> Erasure Coding: revisit buffer used for encoding and decoding.
> --------------------------------------------------------------
>
>                 Key: HDFS-8668
>                 URL: https://issues.apache.org/jira/browse/HDFS-8668
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Yi Liu
>            Assignee: Kai Zheng
>         Attachments: HDFS-8668-v1.patch, HDFS-8668-v2.patch
>
>
> For encoding and decoding buffers, currently some places use java heap ByteBuffer,  some
use direct byteBUffer, and some use java byte array.  If the coder implementation is native,
we should use direct ByteBuffer. This jira is to  revisit all encoding/decoding buffers and
improve them.



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