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https://issues.apache.org/jira/browse/HBASE-6721?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15166846#comment-15166846
 ] 

Hadoop QA commented on HBASE-6721:
----------------------------------

| (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 0s 
{color} | {color:blue} Docker mode activated. {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 15 new or modified test 
files. {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 4m 
5s {color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 5m 35s 
{color} | {color:green} master passed with JDK v1.8.0_72 {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 5m 5s 
{color} | {color:green} master passed with JDK v1.7.0_95 {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 25m 
35s {color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 3m 
4s {color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} hbaseprotoc {color} | {color:green} 4m 
0s {color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red} 10m 25s 
{color} | {color:red} branch/. no findbugs output file 
(./target/findbugsXml.xml) {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 3m 48s 
{color} | {color:green} master passed with JDK v1.8.0_72 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 4m 46s 
{color} | {color:green} master passed with JDK v1.7.0_95 {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 6m 
30s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 5m 18s 
{color} | {color:green} the patch passed with JDK v1.8.0_72 {color} |
| {color:green}+1{color} | {color:green} cc {color} | {color:green} 5m 18s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 5m 18s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 5m 32s 
{color} | {color:green} the patch passed with JDK v1.7.0_95 {color} |
| {color:green}+1{color} | {color:green} cc {color} | {color:green} 5m 32s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 5m 32s 
{color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red} 13m 3s 
{color} | {color:red} Patch generated 17 new checkstyle issues in root (total 
was 637, now 650). {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red} 1m 38s 
{color} | {color:red} Patch generated 3 new checkstyle issues in hbase-client 
(total was 188, now 189). {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red} 0m 12s 
{color} | {color:red} Patch generated 4 new checkstyle issues in hbase-rsgroup 
(total was 0, now 4). {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red} 3m 55s 
{color} | {color:red} Patch generated 10 new checkstyle issues in hbase-server 
(total was 415, now 424). {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 3m 
16s {color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} rubocop {color} | {color:red} 0m 28s 
{color} | {color:red} The applied patch generated 137 new rubocop issues (total 
was 263, now 399). {color} |
| {color:red}-1{color} | {color:red} ruby-lint {color} | {color:red} 0m 11s 
{color} | {color:red} The applied patch generated 68 new ruby-lint issues 
(total was 137, now 205). {color} |
| {color:red}-1{color} | {color:red} whitespace {color} | {color:red} 0m 1s 
{color} | {color:red} The patch has 94 line(s) that end in whitespace. Use git 
apply --whitespace=fix. {color} |
| {color:green}+1{color} | {color:green} xml {color} | {color:green} 0m 2s 
{color} | {color:green} The patch has no ill-formed XML file. {color} |
| {color:green}+1{color} | {color:green} hadoopcheck {color} | {color:green} 
29m 22s {color} | {color:green} Patch does not cause any errors with Hadoop 
2.4.0 2.4.1 2.5.0 2.5.1 2.5.2 2.6.1 2.6.2 2.6.3 2.7.1. {color} |
| {color:green}+1{color} | {color:green} hbaseprotoc {color} | {color:green} 3m 
39s {color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red} 10m 49s 
{color} | {color:red} patch/. no findbugs output file 
(./target/findbugsXml.xml) {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red} 1m 8s 
{color} | {color:red} hbase-common introduced 3 new FindBugs issues. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 4m 0s 
{color} | {color:green} the patch passed with JDK v1.8.0_72 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 4m 55s 
{color} | {color:green} the patch passed with JDK v1.7.0_95 {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 26m 7s {color} 
| {color:red} root in the patch failed with JDK v1.8.0_72. {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 1m 3s 
{color} | {color:green} hbase-client in the patch passed with JDK v1.8.0_72. 
{color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 2m 1s 
{color} | {color:green} hbase-common in the patch passed with JDK v1.8.0_72. 
{color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 0m 19s 
{color} | {color:green} hbase-it in the patch passed with JDK v1.8.0_72. 
{color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 0m 29s 
{color} | {color:green} hbase-protocol in the patch passed with JDK v1.8.0_72. 
{color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 0m 23s 
{color} | {color:green} hbase-rsgroup in the patch passed with JDK v1.8.0_72. 
{color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 18m 19s {color} 
| {color:red} hbase-server in the patch failed with JDK v1.8.0_72. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 7m 47s {color} 
| {color:red} hbase-shell in the patch failed with JDK v1.8.0_72. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 27m 30s {color} 
| {color:red} root in the patch failed with JDK v1.7.0_95. {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 1m 3s 
{color} | {color:green} hbase-client in the patch passed with JDK v1.7.0_95. 
{color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 1m 56s 
{color} | {color:green} hbase-common in the patch passed with JDK v1.7.0_95. 
{color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 0m 20s 
{color} | {color:green} hbase-it in the patch passed with JDK v1.7.0_95. 
{color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 0m 26s 
{color} | {color:green} hbase-protocol in the patch passed with JDK v1.7.0_95. 
{color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 0m 23s 
{color} | {color:green} hbase-rsgroup in the patch passed with JDK v1.7.0_95. 
{color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 18m 58s {color} 
| {color:red} hbase-server in the patch failed with JDK v1.7.0_95. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 7m 16s {color} 
| {color:red} hbase-shell in the patch failed with JDK v1.7.0_95. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 1m 
26s {color} | {color:green} Patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 297m 3s {color} 
| {color:black} {color} |
\\
\\
|| Reason || Tests ||
| FindBugs | module:hbase-common |
|  |  Class org.apache.hadoop.hbase.ServerName defines non-transient 
non-serializable instance field hostAndPort  In ServerName.java:instance field 
hostAndPort  In ServerName.java |
|  |  Class org.apache.hadoop.hbase.rsgroup.GroupInfo defines non-transient 
non-serializable instance field servers  In GroupInfo.java:instance field 
servers  In GroupInfo.java |
|  |  Class org.apache.hadoop.hbase.rsgroup.GroupInfo defines non-transient 
non-serializable instance field tables  In GroupInfo.java:instance field tables 
 In GroupInfo.java |
| JDK v1.8.0_72 Failed junit tests | hadoop.hbase.ipc.TestRpcMetrics |
|   | hadoop.hbase.regionserver.TestMetricsRegion |
|   | hadoop.hbase.regionserver.TestMetricsRegionServer |
|   | hadoop.hbase.client.TestShell |
|   | hadoop.hbase.client.TestShellGroups |
|   | hadoop.hbase.ipc.TestRpcMetrics |
|   | hadoop.hbase.regionserver.TestMetricsRegion |
|   | hadoop.hbase.regionserver.TestMetricsRegionServer |
|   | hadoop.hbase.client.TestShell |
|   | hadoop.hbase.client.TestShellGroups |
| JDK v1.7.0_95 Failed junit tests | hadoop.hbase.ipc.TestRpcMetrics |
|   | hadoop.hbase.regionserver.TestMetricsRegion |
|   | hadoop.hbase.regionserver.TestMetricsRegionServer |
|   | hadoop.hbase.client.TestShell |
|   | hadoop.hbase.client.TestShellGroups |
|   | hadoop.hbase.ipc.TestRpcMetrics |
|   | hadoop.hbase.regionserver.TestMetricsRegion |
|   | hadoop.hbase.regionserver.TestMetricsRegionServer |
|   | hadoop.hbase.client.TestShell |
|   | hadoop.hbase.client.TestShellGroups |
\\
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|| Subsystem || Report/Notes ||
| Docker | Client=1.9.1 Server=1.9.1 Image:yetus/hbase:date2016-02-25 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12789833/hbase-6721-v26_draft1.patch
 |
| JIRA Issue | HBASE-6721 |
| Optional Tests |  asflicense  javac  javadoc  unit  findbugs  hadoopcheck  
hbaseanti  checkstyle  compile  xml  cc  hbaseprotoc  rubocop  ruby_lint  |
| uname | Linux ae4c5edeceba 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 | 
/home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/component/dev-support/hbase-personality.sh
 |
| git revision | master / 6e9d355 |
| findbugs | v3.0.0 |
| checkstyle | 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/diff-checkstyle-root.txt
 |
| checkstyle | 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/diff-checkstyle-hbase-client.txt
 |
| checkstyle | 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/diff-checkstyle-hbase-rsgroup.txt
 |
| checkstyle | 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/diff-checkstyle-hbase-server.txt
 |
| rubocop | v0.37.2 |
| rubocop | 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/diff-patch-rubocop.txt
 |
| ruby-lint | v2.1.0 |
| ruby-lint | 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/diff-patch-ruby-lint.txt
 |
| whitespace | 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/whitespace-eol.txt
 |
| findbugs | 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/new-findbugs-hbase-common.html
 |
| unit | 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/patch-unit-root-jdk1.8.0_72.txt
 |
| unit | 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/patch-unit-hbase-server-jdk1.8.0_72.txt
 |
| unit | 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/patch-unit-hbase-shell-jdk1.8.0_72.txt
 |
| unit | 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/patch-unit-root-jdk1.7.0_95.txt
 |
| unit | 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/patch-unit-hbase-server-jdk1.7.0_95.txt
 |
| unit | 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/patch-unit-hbase-shell-jdk1.7.0_95.txt
 |
| unit test logs |  
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/patch-unit-root-jdk1.8.0_72.txt
 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/patch-unit-hbase-server-jdk1.8.0_72.txt
 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/patch-unit-hbase-shell-jdk1.8.0_72.txt
 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/patch-unit-root-jdk1.7.0_95.txt
 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/patch-unit-hbase-server-jdk1.7.0_95.txt
 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/artifact/patchprocess/patch-unit-hbase-shell-jdk1.7.0_95.txt
 |
| JDK v1.7.0_95  Test Results | 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/testReport/ |
| modules | C: . hbase-client hbase-common hbase-it hbase-protocol 
hbase-rsgroup hbase-server hbase-shell U: . |
| Max memory used | 195MB |
| Powered by | Apache Yetus 0.1.0   http://yetus.apache.org |
| Console output | 
https://builds.apache.org/job/PreCommit-HBASE-Build/688/console |


This message was automatically generated.



> RegionServer Group based Assignment
> -----------------------------------
>
>                 Key: HBASE-6721
>                 URL: https://issues.apache.org/jira/browse/HBASE-6721
>             Project: HBase
>          Issue Type: New Feature
>            Reporter: Francis Liu
>            Assignee: Francis Liu
>              Labels: hbase-6721
>         Attachments: 6721-master-webUI.patch, HBASE-6721 
> GroupBasedLoadBalancer Sequence Diagram.xml, HBASE-6721-DesigDoc.pdf, 
> HBASE-6721-DesigDoc.pdf, HBASE-6721-DesigDoc.pdf, HBASE-6721-DesigDoc.pdf, 
> HBASE-6721_0.98_2.patch, HBASE-6721_10.patch, HBASE-6721_11.patch, 
> HBASE-6721_12.patch, HBASE-6721_13.patch, HBASE-6721_14.patch, 
> HBASE-6721_15.patch, HBASE-6721_8.patch, HBASE-6721_9.patch, 
> HBASE-6721_9.patch, HBASE-6721_94.patch, HBASE-6721_94.patch, 
> HBASE-6721_94_2.patch, HBASE-6721_94_3.patch, HBASE-6721_94_3.patch, 
> HBASE-6721_94_4.patch, HBASE-6721_94_5.patch, HBASE-6721_94_6.patch, 
> HBASE-6721_94_7.patch, HBASE-6721_98_1.patch, HBASE-6721_98_2.patch, 
> HBASE-6721_hbase-6721_addendum.patch, HBASE-6721_trunk.patch, 
> HBASE-6721_trunk.patch, HBASE-6721_trunk.patch, HBASE-6721_trunk1.patch, 
> HBASE-6721_trunk2.patch, balanceCluster Sequence Diagram.svg, 
> hbase-6721-v15-branch-1.1.patch, hbase-6721-v16.patch, hbase-6721-v17.patch, 
> hbase-6721-v18.patch, hbase-6721-v19.patch, hbase-6721-v20.patch, 
> hbase-6721-v21.patch, hbase-6721-v22.patch, hbase-6721-v23.patch, 
> hbase-6721-v25.patch, hbase-6721-v26_draft1.patch, immediateAssignments 
> Sequence Diagram.svg, randomAssignment Sequence Diagram.svg, retainAssignment 
> Sequence Diagram.svg, roundRobinAssignment Sequence Diagram.svg
>
>
> In multi-tenant deployments of HBase, it is likely that a RegionServer will 
> be serving out regions from a number of different tables owned by various 
> client applications. Being able to group a subset of running RegionServers 
> and assign specific tables to it, provides a client application a level of 
> isolation and resource allocation.
> The proposal essentially is to have an AssignmentManager which is aware of 
> RegionServer groups and assigns tables to region servers based on groupings. 
> Load balancing will occur on a per group basis as well. 
> This is essentially a simplification of the approach taken in HBASE-4120. See 
> attached document.



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