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https://issues.apache.org/jira/browse/HBASE-22009?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16797114#comment-16797114
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Hadoop QA commented on HBASE-22009:
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| (/) *{color:green}+1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m
19s{color} | {color:blue} Docker mode activated. {color} |
|| || || || {color:brown} Prechecks {color} ||
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue} 0m
0s{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:orange}-0{color} | {color:orange} test4tests {color} | {color:orange}
0m 0s{color} | {color:orange} 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:brown} branch-1 Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m
50s{color} | {color:green} branch-1 passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m
15s{color} | {color:green} branch-1 passed with JDK v1.8.0_202 {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m
17s{color} | {color:green} branch-1 passed with JDK v1.7.0_211 {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m
14s{color} | {color:green} branch-1 passed {color} |
| {color:green}+1{color} | {color:green} shadedjars {color} | {color:green} 2m
43s{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
11s{color} | {color:green} branch-1 passed with JDK v1.8.0_202 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m
14s{color} | {color:green} branch-1 passed with JDK v1.7.0_211 {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m
40s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m
14s{color} | {color:green} the patch passed with JDK v1.8.0_202 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m
14s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m
17s{color} | {color:green} the patch passed with JDK v1.7.0_211 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m
17s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m
13s{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} 2m
43s{color} | {color:green} patch has no errors when building our shaded
downstream artifacts. {color} |
| {color:green}+1{color} | {color:green} hadoopcheck {color} | {color:green}
1m 44s{color} | {color:green} Patch does not cause any errors with Hadoop
2.7.4. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m
11s{color} | {color:green} the patch passed with JDK v1.8.0_202 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m
16s{color} | {color:green} the patch passed with JDK v1.7.0_211 {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 5m
12s{color} | {color:green} hbase-rsgroup in the patch passed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m
8s{color} | {color:green} The patch does not generate ASF License warnings.
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 19m 14s{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:61288f8 |
| JIRA Issue | HBASE-22009 |
| JIRA Patch URL |
https://issues.apache.org/jira/secure/attachment/12963129/HBASE-22009.branch-1.000.patch
|
| Optional Tests | dupname asflicense javac javadoc unit findbugs
shadedjars hadoopcheck hbaseanti checkstyle compile |
| uname | Linux 537d9d734156 4.4.0-139-generic #165~14.04.1-Ubuntu SMP Wed Oct
31 10:55:11 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality |
/home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build@2/component/dev-support/hbase-personality.sh
|
| git revision | branch-1 / 530bd6f |
| maven | version: Apache Maven 3.0.5 |
| Default Java | 1.7.0_211 |
| Multi-JDK versions | /usr/lib/jvm/java-8-openjdk-amd64:1.8.0_202
/usr/lib/jvm/java-7-openjdk-amd64:1.7.0_211 |
| Test Results |
https://builds.apache.org/job/PreCommit-HBASE-Build/16452/testReport/ |
| Max. process+thread count | 979 (vs. ulimit of 10000) |
| modules | C: hbase-rsgroup U: hbase-rsgroup |
| Console output |
https://builds.apache.org/job/PreCommit-HBASE-Build/16452/console |
| Powered by | Apache Yetus 0.8.0 http://yetus.apache.org |
This message was automatically generated.
> Improve RSGroupInfoManagerImpl#getDefaultServers()
> --------------------------------------------------
>
> Key: HBASE-22009
> URL: https://issues.apache.org/jira/browse/HBASE-22009
> Project: HBase
> Issue Type: Improvement
> Components: rsgroup
> Reporter: Xiang Li
> Assignee: Xiang Li
> Priority: Minor
> Fix For: 3.0.0, 2.2.0, 1.5.1, 2.2.1
>
> Attachments: HBASE-22009.branch-1.000.patch,
> HBASE-22009.master.000.patch, call_stack_getDefaultServers.png
>
>
> {code:title=RSGroupInfoManagerImpl.java|borderStyle=solid}
> private SortedSet<Address> getDefaultServers() throws IOException {
> SortedSet<Address> defaultServers = Sets.newTreeSet();
> for (ServerName serverName : getOnlineRS()) {
> Address server = Address.fromParts(serverName.getHostname(),
> serverName.getPort());
> boolean found = false;
> for (RSGroupInfo rsgi : listRSGroups()) {
> if (!RSGroupInfo.DEFAULT_GROUP.equals(rsgi.getName()) &&
> rsgi.containsServer(server)) {
> found = true;
> break;
> }
> }
> if (!found) {
> defaultServers.add(server);
> }
> }
> return defaultServers;
> }
> {code}
> That is a logic of 2 nest loops. And for each server, listRSGroups()
> allocates a new LinkedList and calls Map#values(), both of which are very
> heavy operations.
> Maybe the inner loop could be moved out, that is
> # Build a list of servers of other groups than default group
> # Iterate each online servers and check if it is in the list above. If it is
> not, then it belongs to default group.
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