These two tests seem to be passing/failing about 50/50% of the time. I recommend marking these as FlakyTest while the authors work on making them pass 100%
:geode-protobuf:integrationTest org.apache.geode.protocol.acceptance.CacheConnectionTimeoutJUnitTest > testUnresponsiveClientsGetDisconnected FAILED org.awaitility.core.ConditionTimeoutException: Condition defined as a lambda expression in org.apache.geode.protocol.acceptance.CacheConnectionTimeoutJUnitTest null within 145 milliseconds. at org.awaitility.core.ConditionAwaiter.await(ConditionAwaiter.java:104) at org.awaitility.core.AssertionCondition.await(AssertionCondition.java:117) at org.awaitility.core.AssertionCondition.await(AssertionCondition.java:32) at org.awaitility.core.ConditionFactory.until(ConditionFactory.java:809) at org.awaitility.core.ConditionFactory.until(ConditionFactory.java:648) at org.apache.geode.protocol.acceptance.CacheConnectionTimeoutJUnitTest.testUnresponsiveClientsGetDisconnected(CacheConnectionTimeoutJUnitTest.java:138) 14 tests completed, 1 failed :geode-core:integrationTest org.apache.geode.internal.cache.tier.sockets.ClientHealthMonitorJUnitTest > testDeadClientRemovalByServer FAILED org.apache.geode.cache.client.ServerConnectivityException: Pool unexpected closed socket on server connection=Pooled Connection to localhost:22752: Connection[DESTROYED]). Server unreachable: could not connect after 1 attempts at org.apache.geode.cache.client.internal.OpExecutorImpl.handleException(OpExecutorImpl.java:798) at org.apache.geode.cache.client.internal.OpExecutorImpl.handleException(OpExecutorImpl.java:635) at org.apache.geode.cache.client.internal.OpExecutorImpl.executeOn(OpExecutorImpl.java:604) at org.apache.geode.cache.client.internal.OpExecutorImpl.executeOn(OpExecutorImpl.java:614) at org.apache.geode.cache.client.internal.PoolImpl.executeOn(PoolImpl.java:826) at org.apache.geode.cache.client.internal.PutOp.execute(PutOp.java:124) at org.apache.geode.cache.client.internal.ServerRegionProxy.putOnForTestsOnly(ServerRegionProxy.java:177) at org.apache.geode.internal.cache.tier.sockets.ClientHealthMonitorJUnitTest.testDeadClientRemovalByServer(ClientHealthMonitorJUnitTest.java:224) Caused by: java.io.EOFException: The connection has been reset while reading the header at org.apache.geode.internal.cache.tier.sockets.Message.fetchHeader(Message.java:689) at org.apache.geode.internal.cache.tier.sockets.Message.readHeaderAndPayload(Message.java:703) at org.apache.geode.internal.cache.tier.sockets.Message.read(Message.java:652) at org.apache.geode.internal.cache.tier.sockets.Message.recv(Message.java:1111) at org.apache.geode.cache.client.internal.PutOp$PutOpImpl.attemptReadResponse(PutOp.java:469) at org.apache.geode.cache.client.internal.AbstractOp.attempt(AbstractOp.java:392) at org.apache.geode.cache.client.internal.ConnectionImpl.execute(ConnectionImpl.java:278) at org.apache.geode.cache.client.internal.pooling.PooledConnection.execute(PooledConnection.java:332) at org.apache.geode.cache.client.internal.OpExecutorImpl.executeWithPossibleReAuthentication(OpExecutorImpl.java:900) at org.apache.geode.cache.client.internal.OpExecutorImpl.executeOn(OpExecutorImpl.java:599) ... 5 more 3761 tests completed, 1 failed, 141 skipped