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https://issues.apache.org/jira/browse/HBASE-18602?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16215141#comment-16215141
]
Hadoop QA commented on HBASE-18602:
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| (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
17s{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
1s{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} 6m
15s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m
30s{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} mvneclipse {color} | {color:green} 0m
29s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} shadedjars {color} | {color:green} 5m
57s{color} | {color:green} branch has no errors when building our shaded
downstream artifacts. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 1m
4s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m
29s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 6m
6s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m
34s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m
34s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m
21s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m
29s{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} 5m
16s{color} | {color:green} patch has no errors when building our shaded
downstream artifacts. {color} |
| {color:green}+1{color} | {color:green} hadoopcheck {color} | {color:green}
54m 48s{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 or 3.0.0-alpha4. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 1m
22s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m
30s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 1m
22s{color} | {color:green} hbase-rsgroup 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} 80m 47s{color} |
{color:black} {color} |
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|| Subsystem || Report/Notes ||
| Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hbase:cb5c477 |
| JIRA Issue | HBASE-18602 |
| JIRA Patch URL |
https://issues.apache.org/jira/secure/attachment/12893520/HBASE-18602-master-v4.patch
|
| Optional Tests | asflicense javac javadoc unit findbugs shadedjars
hadoopcheck hbaseanti checkstyle compile |
| uname | Linux 97fde482c018 3.13.0-129-generic #178-Ubuntu SMP Fri Aug 11
12:48:20 UTC 2017 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 / 880b26d |
| Default Java | 1.8.0_141 |
| findbugs | v3.1.0-RC3 |
| Test Results |
https://builds.apache.org/job/PreCommit-HBASE-Build/9348/testReport/ |
| modules | C: hbase-rsgroup U: hbase-rsgroup |
| Console output |
https://builds.apache.org/job/PreCommit-HBASE-Build/9348/console |
| Powered by | Apache Yetus 0.4.0 http://yetus.apache.org |
This message was automatically generated.
> rsgroup cleanup unassign code
> -----------------------------
>
> Key: HBASE-18602
> URL: https://issues.apache.org/jira/browse/HBASE-18602
> Project: HBase
> Issue Type: Improvement
> Components: rsgroup
> Reporter: Wang, Xinglong
> Assignee: Wang, Xinglong
> Priority: Minor
> Fix For: 2.0.0
>
> Attachments: HBASE-18602-master-v1.patch,
> HBASE-18602-master-v2.patch, HBASE-18602-master-v3.patch,
> HBASE-18602-master-v3.patch, HBASE-18602-master-v3.patch,
> HBASE-18602-master-v4.patch
>
>
> While walking through rsgroup code, I found that variable misplacedRegions
> has never been added any element into. This makes the unassign region code is
> not functional. And according to my test, it is actually unnecessary to do
> that.
> RSGroupBasedLoadBalancer.java
> {code:java}
> private Map<ServerName, List<HRegionInfo>> correctAssignments(
> Map<ServerName, List<HRegionInfo>> existingAssignments)
> throws HBaseIOException{
> Map<ServerName, List<HRegionInfo>> correctAssignments = new TreeMap<>();
> List<HRegionInfo> misplacedRegions = new LinkedList<>();
> correctAssignments.put(LoadBalancer.BOGUS_SERVER_NAME, new
> LinkedList<>());
> for (Map.Entry<ServerName, List<HRegionInfo>> assignments :
> existingAssignments.entrySet()){
> ServerName sName = assignments.getKey();
> correctAssignments.put(sName, new LinkedList<>());
> List<HRegionInfo> regions = assignments.getValue();
> for (HRegionInfo region : regions) {
> RSGroupInfo info = null;
> try {
> info = rsGroupInfoManager.getRSGroup(
> rsGroupInfoManager.getRSGroupOfTable(region.getTable()));
> } catch (IOException exp) {
> LOG.debug("RSGroup information null for region of table " +
> region.getTable(),
> exp);
> }
> if ((info == null) || (!info.containsServer(sName.getAddress()))) {
> correctAssignments.get(LoadBalancer.BOGUS_SERVER_NAME).add(region);
> } else {
> correctAssignments.get(sName).add(region);
> }
> }
> }
> //TODO bulk unassign?
> //unassign misplaced regions, so that they are assigned to correct groups.
> for(HRegionInfo info: misplacedRegions) {
> try {
> this.masterServices.getAssignmentManager().unassign(info);
> } catch (IOException e) {
> throw new HBaseIOException(e);
> }
> }
> return correctAssignments;
> }
> {code}
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