Broken or Flaky test: ScanServerMetadataEntriesIT

[ctubbsii]

Test name(s)

• org.apache.accumulo.test.ScanServerMetadataEntriesIT.testGcRunScanServerReferences
• org.apache.accumulo.test.ScanServerMetadataEntriesIT.testBatchScanServerMetadataEntries
• org.apache.accumulo.test.ScanServerMetadataEntriesIT.testServerContextMethods (sometimes)

Describe the failure observed

[INFO] Running org.apache.accumulo.test.ScanServerMetadataEntriesIT
[ERROR] Tests run: 4, Failures: 3, Errors: 0, Skipped: 0, Time elapsed: 36.34 s <<< FAILURE! -- in org.apache.accumulo.test.ScanServerMetadataEntriesIT
[ERROR] org.apache.accumulo.test.ScanServerMetadataEntriesIT.testGcRunScanServerReferences -- Time elapsed: 1.978 s <<< FAILURE!
org.opentest4j.AssertionFailedError: expected: <3> but was: <1>
	at org.junit.jupiter.api.Assertions.assertEquals(Assertions.java:531)
	at org.apache.accumulo.test.ScanServerMetadataEntriesIT.testGcRunScanServerReferences(ScanServerMetadataEntriesIT.java:248)

[ERROR] org.apache.accumulo.test.ScanServerMetadataEntriesIT.testServerContextMethods -- Time elapsed: 0.017 s <<< FAILURE!
org.opentest4j.AssertionFailedError: expected: <2> but was: <5>
	at org.junit.jupiter.api.Assertions.assertEquals(Assertions.java:632)
	at org.apache.accumulo.test.ScanServerMetadataEntriesIT.testServerContextMethods(ScanServerMetadataEntriesIT.java:121)

[ERROR] org.apache.accumulo.test.ScanServerMetadataEntriesIT.testBatchScanServerMetadataEntries -- Time elapsed: 2.027 s <<< FAILURE!
org.opentest4j.AssertionFailedError: expected: <3> but was: <8>
	at org.junit.jupiter.api.Assertions.assertEquals(Assertions.java:632)
	at org.apache.accumulo.test.ScanServerMetadataEntriesIT.testBatchScanServerMetadataEntries(ScanServerMetadataEntriesIT.java:198)

Testing Environment:

• Version of this project: 3.1.0-SNAPSHOT
• First commit known to fail (or current commit): 15035d7

Executing Maven:  -B -f /var/lib/jenkins/workspace/3.1/pom.xml -V verify -Dfailsafe.rerunFailingTestsCount=5
Apache Maven 3.9.6 (bc0240f3c744dd6b6ec2920b3cd08dcc295161ae)
Maven home: /var/lib/jenkins/tools/hudson.tasks.Maven_MavenInstallation/Maven_3.9.6
Java version: 17.0.12, vendor: Red Hat, Inc., runtime: /usr/lib/jvm/java-17-openjdk-17.0.12.0.7-2.fc40.x86_64
Default locale: en_US, platform encoding: UTF-8
OS name: "linux", version: "6.9.9-200.fc40.x86_64", arch: "amd64", family: "unix"

What have you tried already?
Re-ran test a few times locally and in Jenkins. It pretty reliably fails.

Additional context
The commit that caused the failure was PR #4691