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https://issues.apache.org/jira/browse/HBASE-20867?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16546817#comment-16546817
 ] 

Hadoop QA commented on HBASE-20867:
-----------------------------------

| (/) *{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: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} branch-2.0 Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
21s{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  3m 
28s{color} | {color:green} branch-2.0 passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  2m 
20s{color} | {color:green} branch-2.0 passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  1m 
32s{color} | {color:green} branch-2.0 passed {color} |
| {color:green}+1{color} | {color:green} shadedjars {color} | {color:green}  3m 
48s{color} | {color:green} branch has no errors when building our shaded 
downstream artifacts. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  2m 
54s{color} | {color:green} branch-2.0 passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
44s{color} | {color:green} branch-2.0 passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
13s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  3m 
28s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  2m 
19s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  2m 
19s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
29s{color} | {color:green} hbase-client: The patch generated 0 new + 13 
unchanged - 2 fixed = 13 total (was 15) {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  1m 
 3s{color} | {color:green} The patch hbase-server passed checkstyle {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}  3m 
58s{color} | {color:green} patch has no errors when building our shaded 
downstream artifacts. {color} |
| {color:green}+1{color} | {color:green} hadoopcheck {color} | {color:green} 
11m  6s{color} | {color:green} Patch does not cause any errors with Hadoop 
2.6.5 2.7.4 or 3.0.0. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  3m  
8s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
44s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} unit {color} | {color:green}  3m  
4s{color} | {color:green} hbase-client in the patch passed. {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green}143m 
13s{color} | {color:green} hbase-server in the patch passed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
44s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black}189m 39s{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:6f01af0 |
| JIRA Issue | HBASE-20867 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12931935/HBASE-20867.branch-2.0.005.patch
 |
| Optional Tests |  asflicense  javac  javadoc  unit  findbugs  shadedjars  
hadoopcheck  hbaseanti  checkstyle  compile  |
| uname | Linux 2eec5b2d9380 4.4.0-130-generic #156-Ubuntu SMP Thu Jun 14 
08:53:28 UTC 2018 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | 
/home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/component/dev-support/hbase-personality.sh
 |
| git revision | branch-2.0 / 5594f0b9fd |
| maven | version: Apache Maven 3.5.4 
(1edded0938998edf8bf061f1ceb3cfdeccf443fe; 2018-06-17T18:33:14Z) |
| Default Java | 1.8.0_171 |
| findbugs | v3.1.0-RC3 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-HBASE-Build/13657/testReport/ |
| Max. process+thread count | 4210 (vs. ulimit of 10000) |
| modules | C: hbase-client hbase-server U: . |
| Console output | 
https://builds.apache.org/job/PreCommit-HBASE-Build/13657/console |
| Powered by | Apache Yetus 0.7.0   http://yetus.apache.org |


This message was automatically generated.



> RS may get killed while master restarts
> ---------------------------------------
>
>                 Key: HBASE-20867
>                 URL: https://issues.apache.org/jira/browse/HBASE-20867
>             Project: HBase
>          Issue Type: Sub-task
>    Affects Versions: 3.0.0, 2.1.0, 2.0.1
>            Reporter: Allan Yang
>            Assignee: Allan Yang
>            Priority: Major
>         Attachments: HBASE-20867.branch-2.0.001.patch, 
> HBASE-20867.branch-2.0.002.patch, HBASE-20867.branch-2.0.003.patch, 
> HBASE-20867.branch-2.0.004.patch, HBASE-20867.branch-2.0.005.patch
>
>
> If the master is dispatching a RPC call to RS when aborting. A connection 
> exception may be thrown by the RPC layer(A IOException with "Connection 
> closed" message in this case). The RSProcedureDispatcher will regard is as an 
> un-retryable exception and pass it to UnassignProcedue.remoteCallFailed, 
> which will expire the RS.
> Actually, the RS is very healthy, only the master is restarting.
> I think we should deal with those kinds of connection exceptions in 
> RSProcedureDispatcher and retry the rpc call



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