[ https://issues.apache.org/jira/browse/HADOOP-11828?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15103030#comment-15103030 ]
Hadoop QA commented on HADOOP-11828: ------------------------------------ | (x) *{color:red}-1 overall{color}* | \\ \\ || 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: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} 8m 27s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 7m 11s {color} | {color:green} trunk passed with JDK v1.8.0_66 {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 7m 29s {color} | {color:green} trunk passed with JDK v1.7.0_91 {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 18s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 1m 11s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 14s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 1m 56s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 57s {color} | {color:green} trunk passed with JDK v1.8.0_66 {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 7s {color} | {color:green} trunk passed with JDK v1.7.0_91 {color} | | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m 38s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 6m 34s {color} | {color:green} the patch passed with JDK v1.8.0_66 {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 6m 34s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 7m 19s {color} | {color:green} the patch passed with JDK v1.7.0_91 {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 7m 19s {color} | {color:green} the patch passed {color} | | {color:red}-1{color} | {color:red} checkstyle {color} | {color:red} 0m 17s {color} | {color:red} Patch generated 1 new checkstyle issues in hadoop-common-project/hadoop-common (total was 4, now 5). {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 1m 4s {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} Patch has no whitespace issues. {color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 2m 2s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 58s {color} | {color:green} the patch passed with JDK v1.8.0_66 {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 7s {color} | {color:green} the patch passed with JDK v1.7.0_91 {color} | | {color:green}+1{color} | {color:green} unit {color} | {color:green} 8m 2s {color} | {color:green} hadoop-common in the patch passed with JDK v1.8.0_66. {color} | | {color:green}+1{color} | {color:green} unit {color} | {color:green} 8m 0s {color} | {color:green} hadoop-common in the patch passed with JDK v1.7.0_91. {color} | | {color:red}-1{color} | {color:red} asflicense {color} | {color:red} 0m 24s {color} | {color:red} Patch generated 1 ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black} 67m 53s {color} | {color:black} {color} | \\ \\ || Subsystem || Report/Notes || | Docker | Image:yetus/hadoop:0ca8df7 | | JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12782687/HADOOP-11828-hitchhikerXOR-V7.patch | | JIRA Issue | HADOOP-11828 | | Optional Tests | asflicense compile javac javadoc mvninstall mvnsite unit findbugs checkstyle | | uname | Linux 5b83ad083f35 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 / 2a30386 | | 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/8425/artifact/patchprocess/diff-checkstyle-hadoop-common-project_hadoop-common.txt | | JDK v1.7.0_91 Test Results | https://builds.apache.org/job/PreCommit-HADOOP-Build/8425/testReport/ | | asflicense | https://builds.apache.org/job/PreCommit-HADOOP-Build/8425/artifact/patchprocess/patch-asflicense-problems.txt | | modules | C: hadoop-common-project/hadoop-common U: hadoop-common-project/hadoop-common | | Max memory used | 76MB | | Powered by | Apache Yetus 0.2.0-SNAPSHOT http://yetus.apache.org | | Console output | https://builds.apache.org/job/PreCommit-HADOOP-Build/8425/console | This message was automatically generated. > Implement the Hitchhiker erasure coding algorithm > ------------------------------------------------- > > Key: HADOOP-11828 > URL: https://issues.apache.org/jira/browse/HADOOP-11828 > Project: Hadoop Common > Issue Type: Sub-task > Reporter: Zhe Zhang > Assignee: jack liuquan > Attachments: 7715-hitchhikerXOR-v2-testcode.patch, > 7715-hitchhikerXOR-v2.patch, HADOOP-11828-hitchhikerXOR-V3.patch, > HADOOP-11828-hitchhikerXOR-V4.patch, HADOOP-11828-hitchhikerXOR-V5.patch, > HADOOP-11828-hitchhikerXOR-V6.patch, HADOOP-11828-hitchhikerXOR-V7.patch, > HDFS-7715-hhxor-decoder.patch, HDFS-7715-hhxor-encoder.patch > > > [Hitchhiker | > http://www.eecs.berkeley.edu/~nihar/publications/Hitchhiker_SIGCOMM14.pdf] is > a new erasure coding algorithm developed as a research project at UC > Berkeley. It has been shown to reduce network traffic and disk I/O by 25%-45% > during data reconstruction while retaining the same storage capacity and > failure tolerance capability as RS codes. This JIRA aims to introduce > Hitchhiker to the HDFS-EC framework, as one of the pluggable codec algorithms. > The existing implementation is based on HDFS-RAID. -- This message was sent by Atlassian JIRA (v6.3.4#6332)