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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-12754) Lease renewal can hit a deadlock
Date Thu, 09 Nov 2017 17:26:00 GMT

    [ https://issues.apache.org/jira/browse/HDFS-12754?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16246098#comment-16246098
] 

Hadoop QA commented on HDFS-12754:
----------------------------------

| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 11m 25s{color} | {color:blue}
Docker mode activated. {color} |
|| || || || {color:brown} Prechecks {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 3 new or modified test files. {color} |
|| || || || {color:brown} trunk Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 14s{color} | {color:blue}
Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 23m 31s{color}
| {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  2m 31s{color} |
{color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  1m 13s{color}
| {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  2m 35s{color} |
{color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 16m  6s{color}
| {color:green} branch has no errors when building and testing our client artifacts. {color}
|
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  4m 47s{color} |
{color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m 47s{color} |
{color:green} trunk passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 12s{color} | {color:blue}
Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  2m 47s{color}
| {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  2m 43s{color} |
{color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} javac {color} | {color:red}  2m 43s{color} | {color:red}
hadoop-hdfs-project generated 1 new + 426 unchanged - 0 fixed = 427 total (was 426) {color}
|
| {color:orange}-0{color} | {color:orange} checkstyle {color} | {color:orange}  0m 58s{color}
| {color:orange} hadoop-hdfs-project: The patch generated 3 new + 225 unchanged - 0 fixed
= 228 total (was 225) {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  2m 56s{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} shadedclient {color} | {color:green} 14m 41s{color}
| {color:green} patch has no errors when building and testing our client artifacts. {color}
|
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  5m 47s{color} |
{color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m 52s{color} |
{color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} unit {color} | {color:green}  1m 50s{color} | {color:green}
hadoop-hdfs-client in the patch passed. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 24m 38s{color} | {color:red}
hadoop-hdfs in the patch failed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 29s{color}
| {color:green} The patch does not generate ASF License warnings. {color} |
| {color:black}{color} | {color:black} {color} | {color:black}121m 53s{color} | {color:black}
{color} |
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|| Reason || Tests ||
| Unreaped Processes | hadoop-hdfs:4 |
| Failed junit tests | hadoop.hdfs.TestErasureCodingMultipleRacks |
|   | hadoop.hdfs.TestReconstructStripedFile |
|   | hadoop.hdfs.TestDFSStripedOutputStream |
|   | hadoop.hdfs.TestDFSStripedOutputStreamWithFailure090 |
|   | hadoop.hdfs.TestMaintenanceState |
|   | hadoop.hdfs.TestErasureCodingPolicyWithSnapshotWithRandomECPolicy |
\\
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|| Subsystem || Report/Notes ||
| Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hadoop:5b98639 |
| JIRA Issue | HDFS-12754 |
| JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12896884/HDFS-12754.005.patch
|
| Optional Tests |  asflicense  compile  javac  javadoc  mvninstall  mvnsite  unit  shadedclient
 findbugs  checkstyle  |
| uname | Linux d9599f63c483 3.13.0-119-generic #166-Ubuntu SMP Wed May 3 12:18:55 UTC 2017
x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /testptch/patchprocess/precommit/personality/provided.sh |
| git revision | trunk / 0a72c2f |
| maven | version: Apache Maven 3.3.9 |
| Default Java | 1.8.0_151 |
| findbugs | v3.1.0-RC1 |
| javac | https://builds.apache.org/job/PreCommit-HDFS-Build/22027/artifact/out/diff-compile-javac-hadoop-hdfs-project.txt
|
| checkstyle | https://builds.apache.org/job/PreCommit-HDFS-Build/22027/artifact/out/diff-checkstyle-hadoop-hdfs-project.txt
|
| Unreaped Processes Log | https://builds.apache.org/job/PreCommit-HDFS-Build/22027/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs-reaper.txt
|
| unit | https://builds.apache.org/job/PreCommit-HDFS-Build/22027/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs.txt
|
|  Test Results | https://builds.apache.org/job/PreCommit-HDFS-Build/22027/testReport/ |
| Max. process+thread count | 2752 (vs. ulimit of 5000) |
| modules | C: hadoop-hdfs-project/hadoop-hdfs-client hadoop-hdfs-project/hadoop-hdfs U: hadoop-hdfs-project
|
| Console output | https://builds.apache.org/job/PreCommit-HDFS-Build/22027/console |
| Powered by | Apache Yetus 0.7.0-SNAPSHOT   http://yetus.apache.org |


This message was automatically generated.



> Lease renewal can hit a deadlock 
> ---------------------------------
>
>                 Key: HDFS-12754
>                 URL: https://issues.apache.org/jira/browse/HDFS-12754
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: 2.8.1
>            Reporter: Kuhu Shukla
>            Assignee: Kuhu Shukla
>         Attachments: HDFS-12754.001.patch, HDFS-12754.002.patch, HDFS-12754.003.patch,
HDFS-12754.004.patch, HDFS-12754.005.patch
>
>
> The Client and the renewer can hit a deadlock during close operation since closeFile()
reaches back to the DFSClient#removeFileBeingWritten. This is possible if the client class
close when the renewer is renewing a lease.



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