All server related JDBC tests are experience problem with broken connection. 

The main error extracted from test logs is this:

Caused by: org.h2.jdbc.JdbcSQLException: Connection is broken: "unexpected status 16777216" [90067-168]
	at org.h2.message.DbException.getJdbcSQLException(DbException.java:329)
	at org.h2.message.DbException.get(DbException.java:169)
	at org.h2.message.DbException.get(DbException.java:146)
	at org.h2.engine.SessionRemote.done(SessionRemote.java:582)
	at org.h2.command.CommandRemote.prepare(CommandRemote.java:67)
	at org.h2.command.CommandRemote.<init>(CommandRemote.java:46)
	at org.h2.engine.SessionRemote.prepareCommand(SessionRemote.java:439)
	at org.h2.jdbc.JdbcConnection.prepareCommand(JdbcConnection.java:1113)
	at org.h2.jdbc.JdbcConnection.getTransactionIsolation(JdbcConnection.java:732)
	at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.<init>(BaseWrapperManagedConnection.java:195)
	at org.jboss.jca.adapters.jdbc.local.LocalManagedConnection.<init>(LocalManagedConnection.java:61)
	at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:309)
	... 42 more

For full logs see e.g.: https://jenkins.mw.lab.eng.bos.redhat.com/hudson/job/jdg-remote-windows/lastCompletedBuild/jdk=java16_default,label=vmg48-W2012-x86_64/testReport/junit/org.infinispan.server.test.cs.jdbc.binary/BinaryStorePassivationEnabledSinglenodeIT/testFailoverWithoutPreload/

Tests are failing on all platforms.