[ 
https://issues.apache.org/jira/browse/RATIS-758?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16979683#comment-16979683
 ] 

Hadoop QA commented on RATIS-758:
---------------------------------

| (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 
18s{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} @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}  3m 
 0s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  0m 
51s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
19s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
43s{color} | {color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  0m 
57s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  0m 
51s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  0m 
51s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
10s{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} javadoc {color} | {color:green}  0m 
35s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 19m  0s{color} 
| {color:red} root in the patch failed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
18s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 27m 19s{color} | 
{color:black} {color} |
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|| Reason || Tests ||
| Failed junit tests | ratis.logservice.server.TestMetaServer |
|   | ratis.netty.TestRaftReconfigurationWithNetty |
|   | ratis.server.simulation.TestServerRestartWithSimulatedRpc |
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|| Subsystem || Report/Notes ||
| Docker | Client=19.03.5 Server=19.03.5 Image:yetus/ratis:date2019-11-21 |
| JIRA Issue | RATIS-758 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12986469/RATIS-758.001.patch |
| Optional Tests |  dupname  asflicense  javac  javadoc  unit  findbugs  
checkstyle  compile  |
| uname | Linux a9033914a99e 4.15.0-66-generic #75-Ubuntu SMP Tue Oct 1 
05:24:09 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | 
/home/jenkins/jenkins-slave/workspace/PreCommit-RATIS-Build/yetus-personality.sh
 |
| git revision | master / ce699ba |
| maven | version: Apache Maven 3.6.2 
(40f52333136460af0dc0d7232c0dc0bcf0d9e117; 2019-08-27T15:06:16Z) |
| Default Java | 1.8.0_222 |
| unit | 
https://builds.apache.org/job/PreCommit-RATIS-Build/1166/artifact/out/patch-unit-root.txt
 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-RATIS-Build/1166/testReport/ |
| Max. process+thread count | 3591 (vs. ulimit of 5000) |
| modules | C: ratis-server U: ratis-server |
| Console output | 
https://builds.apache.org/job/PreCommit-RATIS-Build/1166/console |
| Powered by | Apache Yetus 0.8.0   http://yetus.apache.org |


This message was automatically generated.



> Illegal state transition in LeaderElection: RUNNING to CLOSED
> -------------------------------------------------------------
>
>                 Key: RATIS-758
>                 URL: https://issues.apache.org/jira/browse/RATIS-758
>             Project: Ratis
>          Issue Type: Bug
>          Components: server
>            Reporter: Attila Doroszlai
>            Assignee: Attila Doroszlai
>            Priority: Critical
>              Labels: ozone
>         Attachments: RATIS-758.001.patch
>
>          Time Spent: 50m
>  Remaining Estimate: 0h
>
> Observed the following illegal state transition (using Ratis 
> 0.5.0-d6d58d0-SNAPSHOT):
> {code}
> 2019-11-19 22:57:04,604 INFO impl.RoleInfo: 
> 0b15f105-b523-4d80-ad5c-5dd005e74db0: start LeaderElection
> 2019-11-19 22:57:04,605 INFO impl.RaftServerImpl: 
> 0b15f105-b523-4d80-ad5c-5dd005e74db0@group-3FF25090045A: changes role from 
> CANDIDATE to FOLLOWER at term 3 for 
> recognizeCandidate:ed65d927-a26b-4755-87c9-8340ec30b69f
> 2019-11-19 22:57:04,612 INFO impl.RoleInfo: 
> 0b15f105-b523-4d80-ad5c-5dd005e74db0: shutdown LeaderElection
> Exception in thread 
> "0b15f105-b523-4d80-ad5c-5dd005e74db0@group-3FF25090045A-LeaderElection4" 
> java.lang.IllegalStateException: ILLEGAL TRANSITION: In 
> 0b15f105-b523-4d80-ad5c-5dd005e74db0@group-3FF25090045A-LeaderElection4, 
> RUNNING -> CLOSED
>       at org.apache.ratis.util.Preconditions.assertTrue(Preconditions.java:63)
>       at org.apache.ratis.util.LifeCycle$State.validate(LifeCycle.java:123)
>       at org.apache.ratis.util.LifeCycle.transition(LifeCycle.java:143)
>       at 
> org.apache.ratis.server.impl.LeaderElection.run(LeaderElection.java:151)
> {code}



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