[ https://issues.apache.org/jira/browse/HBASE-19226?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16248461#comment-16248461 ]
Hadoop QA commented on HBASE-19226: ----------------------------------- | (/) *{color:green}+1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 2m 21s{color} | {color:blue} Docker mode activated. {color} | || || || || {color:brown} Prechecks {color} || | {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue} 0m 1s{color} | {color:blue} Findbugs executables are not available. {color} | | {color:green}+1{color} | {color:green} hbaseanti {color} | {color:green} 0m 0s{color} | {color:green} Patch does not have any anti-patterns. {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 1 new or modified test files. {color} | || || || || {color:brown} master Compile Tests {color} || | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 5m 0s{color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 21s{color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 18s{color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} shadedjars {color} | {color:green} 4m 54s{color} | {color:green} branch has no errors when building our shaded downstream artifacts. {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 13s{color} | {color:green} master passed {color} | || || || || {color:brown} Patch Compile Tests {color} || | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 4m 25s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 19s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 19s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 17s{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} shadedjars {color} | {color:green} 4m 37s{color} | {color:green} patch has no errors when building our shaded downstream artifacts. {color} | | {color:green}+1{color} | {color:green} hadoopcheck {color} | {color:green} 49m 49s{color} | {color:green} Patch does not cause any errors with Hadoop 2.6.1 2.6.2 2.6.3 2.6.4 2.6.5 2.7.1 2.7.2 2.7.3 2.7.4 or 3.0.0-alpha4. {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 14s{color} | {color:green} the patch passed {color} | || || || || {color:brown} Other Tests {color} || | {color:green}+1{color} | {color:green} unit {color} | {color:green} 15m 2s{color} | {color:green} hbase-mapreduce in the patch passed. {color} | | {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 12s{color} | {color:green} The patch does not generate ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black} 83m 29s{color} | {color:black} {color} | \\ \\ || Subsystem || Report/Notes || | Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hbase:eee3b01 | | JIRA Issue | HBASE-19226 | | JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12897181/HBASE-19226.master.002.patch | | Optional Tests | asflicense javac javadoc unit findbugs shadedjars hadoopcheck hbaseanti checkstyle compile | | uname | Linux e234e4685b1e 3.13.0-133-generic #182-Ubuntu SMP Tue Sep 19 15:49:21 UTC 2017 x86_64 GNU/Linux | | Build tool | maven | | Personality | /home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/component/dev-support/hbase-personality.sh | | git revision | master / bff619ef7b | | maven | version: Apache Maven 3.5.2 (138edd61fd100ec658bfa2d307c43b76940a5d7d; 2017-10-18T07:58:13Z) | | Default Java | 1.8.0_151 | | Test Results | https://builds.apache.org/job/PreCommit-HBASE-Build/9744/testReport/ | | modules | C: hbase-mapreduce U: hbase-mapreduce | | Console output | https://builds.apache.org/job/PreCommit-HBASE-Build/9744/console | | Powered by | Apache Yetus 0.6.0 http://yetus.apache.org | This message was automatically generated. > Limit the reduce tasks number of incremental load > ------------------------------------------------- > > Key: HBASE-19226 > URL: https://issues.apache.org/jira/browse/HBASE-19226 > Project: HBase > Issue Type: Improvement > Reporter: Yun Zhao > Assignee: Yun Zhao > Priority: Minor > Attachments: HBASE-19226.master.001.patch, > HBASE-19226.master.002.patch > > > When using MapReduce job to perform an incremental load into a table,the > number of reduce tasks is the current number of regions. If there are too > many regions, will lead to network+disk I/O is too large, affecting the > real-time request. > Need to use a configuration to set a number or ratio? > Limit running reduce tasks since > [https://issues.apache.org/jira/browse/MAPREDUCE-5583], the old version can > only be set reduce number. -- This message was sent by Atlassian JIRA (v6.4.14#64029)