HADOOP-17642. Remove appender EventCounter to avoid instantiation

[virajjasani]

No description provided.

[hadoop-yetus]

💔 -1 overall

Vote	Subsystem	Runtime	Logfile	Comment
+0 🆗	reexec	0m 51s		Docker mode activated.
			_ Prechecks _
+1 💚	dupname	0m 0s		No case conflicting files found.
+0 🆗	codespell	0m 0s		codespell was not available.
+1 💚	@author	0m 0s		The patch does not contain any @author tags.
-1 ❌	test4tests	0m 0s		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.
			_ trunk Compile Tests _
+0 🆗	mvndep	15m 30s		Maven dependency ordering for branch
+1 💚	mvninstall	22m 39s		trunk passed
+1 💚	compile	22m 25s		trunk passed with JDK Ubuntu-11.0.10+9-Ubuntu-0ubuntu1.20.04
+1 💚	compile	18m 58s		trunk passed with JDK Private Build-1.8.0_282-8u282-b08-0ubuntu1~20.04-b08
+1 💚	mvnsite	2m 18s		trunk passed
+1 💚	javadoc	1m 37s		trunk passed with JDK Ubuntu-11.0.10+9-Ubuntu-0ubuntu1.20.04
+1 💚	javadoc	2m 8s		trunk passed with JDK Private Build-1.8.0_282-8u282-b08-0ubuntu1~20.04-b08
+1 💚	shadedclient	101m 58s		branch has no errors when building and testing our client artifacts.
			_ Patch Compile Tests _
+0 🆗	mvndep	0m 21s		Maven dependency ordering for patch
+1 💚	mvninstall	1m 28s		the patch passed
+1 💚	compile	21m 37s		the patch passed with JDK Ubuntu-11.0.10+9-Ubuntu-0ubuntu1.20.04
+1 💚	javac	21m 37s		the patch passed
+1 💚	compile	18m 53s		the patch passed with JDK Private Build-1.8.0_282-8u282-b08-0ubuntu1~20.04-b08
+1 💚	javac	18m 53s		the patch passed
+1 💚	blanks	0m 0s		The patch has no blanks issues.
+1 💚	mvnsite	2m 14s		the patch passed
+1 💚	javadoc	1m 36s		the patch passed with JDK Ubuntu-11.0.10+9-Ubuntu-0ubuntu1.20.04
+1 💚	javadoc	2m 10s		the patch passed with JDK Private Build-1.8.0_282-8u282-b08-0ubuntu1~20.04-b08
+1 💚	shadedclient	23m 37s		patch has no errors when building and testing our client artifacts.
			_ Other Tests _
+1 💚	unit	17m 24s		hadoop-common in the patch passed.
+1 💚	unit	22m 24s		hadoop-yarn-server-nodemanager in the patch passed.
+1 💚	asflicense	0m 46s		The patch does not generate ASF License warnings.
		211m 11s

Subsystem	Report/Notes
Docker	ClientAPI=1.41 ServerAPI=1.41 base: https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-2922/1/artifact/out/Dockerfile
GITHUB PR	#2922
Optional Tests	dupname asflicense mvnsite unit codespell compile javac javadoc mvninstall shadedclient
uname	Linux 8fe3f14418a6 4.15.0-128-generic #131-Ubuntu SMP Wed Dec 9 06:57:35 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
Build tool	maven
Personality	dev-support/bin/hadoop.sh
git revision	trunk / 60149c7
Default Java	Private Build-1.8.0_282-8u282-b08-0ubuntu1~20.04-b08
Multi-JDK versions	/usr/lib/jvm/java-11-openjdk-amd64:Ubuntu-11.0.10+9-Ubuntu-0ubuntu1.20.04 /usr/lib/jvm/java-8-openjdk-amd64:Private Build-1.8.0_282-8u282-b08-0ubuntu1~20.04-b08
Test Results	https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-2922/1/testReport/
Max. process+thread count	2725 (vs. ulimit of 5500)
modules	C: hadoop-common-project/hadoop-common hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager U: .
Console output	https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-2922/1/console
versions	git=2.25.1 maven=3.6.3
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[aajisaka]

+1