YARN-11123. ResourceManager webapps test failures due to org.apache.hadoop.metrics2.MetricsException and subsequent java.net.BindException: Address already in use

[szilard-nemeth]

…stem.setMiniClusterMode(true) in setup to prevent throwing an exception when registering the metrics source more than once

Description of PR

How was this patch tested?

For code changes:

• Does the title or this PR starts with the corresponding JIRA issue id (e.g. 'HADOOP-17799. Your PR title ...')?
• Object storage: have the integration tests been executed and the endpoint declared according to the connector-specific documentation?
• If adding new dependencies to the code, are these dependencies licensed in a way that is compatible for inclusion under ASF 2.0?
• If applicable, have you updated the LICENSE, LICENSE-binary, NOTICE-binary files?

[slfan1989]

Hi，@szilard-nemeth I would like to ask, how do you usually deal with this kind of error report? When I encounter this situation, I need to close the PR first, remove the branch, and submit the PR after re-creating the branch.

[szilard-nemeth]

Hi，@szilard-nemeth I would like to ask, how do you usually deal with this kind of error report? When I encounter this situation, I need to close the PR first, remove the branch, and submit the PR after re-creating the branch.

Hi,
What kind of error report do you mean?

[hadoop-yetus]

🎊 +1 overall

Vote	Subsystem	Runtime	Logfile	Comment
+0 🆗	reexec	0m 53s		Docker mode activated.
			_ Prechecks _
+1 💚	dupname	0m 0s		No case conflicting files found.
+0 🆗	codespell	0m 1s		codespell was not available.
+1 💚	@author	0m 0s		The patch does not contain any @author tags.
+1 💚	test4tests	0m 0s		The patch appears to include 1 new or modified test files.
			_ trunk Compile Tests _
+0 🆗	mvndep	14m 33s		Maven dependency ordering for branch
+1 💚	mvninstall	28m 2s		trunk passed
+1 💚	compile	10m 40s		trunk passed with JDK Private Build-11.0.15+10-Ubuntu-0ubuntu0.20.04.1
+1 💚	compile	9m 12s		trunk passed with JDK Private Build-1.8.0_312-8u312-b07-0ubuntu1~20.04-b07
+1 💚	checkstyle	2m 8s		trunk passed
+1 💚	mvnsite	2m 45s		trunk passed
+1 💚	javadoc	2m 44s		trunk passed with JDK Private Build-11.0.15+10-Ubuntu-0ubuntu0.20.04.1
+1 💚	javadoc	2m 27s		trunk passed with JDK Private Build-1.8.0_312-8u312-b07-0ubuntu1~20.04-b07
+1 💚	spotbugs	4m 49s		trunk passed
+1 💚	shadedclient	25m 19s		branch has no errors when building and testing our client artifacts.
			_ Patch Compile Tests _
+0 🆗	mvndep	0m 27s		Maven dependency ordering for patch
+1 💚	mvninstall	1m 39s		the patch passed
+1 💚	compile	9m 56s		the patch passed with JDK Private Build-11.0.15+10-Ubuntu-0ubuntu0.20.04.1
+1 💚	javac	9m 56s		the patch passed
+1 💚	compile	8m 59s		the patch passed with JDK Private Build-1.8.0_312-8u312-b07-0ubuntu1~20.04-b07
+1 💚	javac	8m 59s		the patch passed
+1 💚	blanks	0m 0s		The patch has no blanks issues.
+1 💚	checkstyle	1m 56s		the patch passed
+1 💚	mvnsite	2m 31s		the patch passed
+1 💚	javadoc	2m 17s		the patch passed with JDK Private Build-11.0.15+10-Ubuntu-0ubuntu0.20.04.1
+1 💚	javadoc	2m 12s		the patch passed with JDK Private Build-1.8.0_312-8u312-b07-0ubuntu1~20.04-b07
+1 💚	spotbugs	4m 45s		the patch passed
+1 💚	shadedclient	25m 18s		patch has no errors when building and testing our client artifacts.
			_ Other Tests _
+1 💚	unit	5m 6s		hadoop-yarn-common in the patch passed.
+1 💚	unit	101m 42s		hadoop-yarn-server-resourcemanager in the patch passed.
+1 💚	asflicense	1m 10s		The patch does not generate ASF License warnings.
		272m 47s

Subsystem	Report/Notes
Docker	ClientAPI=1.41 ServerAPI=1.41 base: https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-4289/3/artifact/out/Dockerfile
GITHUB PR	#4289
Optional Tests	dupname asflicense compile javac javadoc mvninstall mvnsite unit shadedclient spotbugs checkstyle codespell
uname	Linux dba48e8ec410 4.15.0-166-generic #174-Ubuntu SMP Wed Dec 8 19:07:44 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
Build tool	maven
Personality	dev-support/bin/hadoop.sh
git revision	trunk / 08897ad
Default Java	Private Build-1.8.0_312-8u312-b07-0ubuntu1~20.04-b07
Multi-JDK versions	/usr/lib/jvm/java-11-openjdk-amd64:Private Build-11.0.15+10-Ubuntu-0ubuntu0.20.04.1 /usr/lib/jvm/java-8-openjdk-amd64:Private Build-1.8.0_312-8u312-b07-0ubuntu1~20.04-b07
Test Results	https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-4289/3/testReport/
Max. process+thread count	921 (vs. ulimit of 5500)
modules	C: hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager U: hadoop-yarn-project/hadoop-yarn
Console output	https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-4289/3/console
versions	git=2.25.1 maven=3.6.3 spotbugs=4.2.2
Powered by	Apache Yetus 0.14.0-SNAPSHOT https://yetus.apache.org

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[slfan1989]

Hi，@szilard-nemeth I would like to ask, how do you usually deal with this kind of error report? When I encounter this situation, I need to close the PR first, remove the branch, and submit the PR after re-creating the branch.

Hi, What kind of error report do you mean?

Hi，@szilard-nemeth，I would like to know the solution to the following error
https://ci-hadoop.apache.org/blue/organizations/jenkins/hadoop-multibranch/detail/PR-4289/1/pipeline

[zhengchenyu]

Very expect to merge this PR, my PR #4270 stuck here.

[brumi1024]

Thanks @szilard-nemeth for the patch, looks good to me, merged to trunk.