If I run a dunit test in IntelliJ with Repeat Until Failure, it'll run about 825 times before it fails with java.net.ConnectException: Connection refused. I'm wondering if we have some sort of connection leak in dunit (specifically the RMI connections we use for invoking code on VMs).
org.apache.geode.test.dunit.RMIException: While invoking org.apache.geode.test.dunit.rules.SharedErrorCollector$$Lambda$60/351877391.call in VM 1 running on Host 10.118.33.216 with 4 VMs at org.apache.geode.test.dunit.VM.execute(VM.java:518) at org.apache.geode.test.dunit.VM.invoke(VM.java:429) at org.apache.geode.test.dunit.VM.invoke(VM.java:405) at org.apache.geode.test.dunit.VM.invoke(VM.java:371) at org.apache.geode.test.dunit.rules.SharedErrorCollector.after(SharedErrorCollector.java:72) at org.apache.geode.test.dunit.rules.AbstractDistributedTestRule$1.evaluate(AbstractDistributedTestRule.java:62) at org.apache.geode.test.junit.rules.serializable.SerializableExternalResource$1.evaluate(SerializableExternalResource.java:37) at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:55) at org.junit.rules.RunRules.evaluate(RunRules.java:20) at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57) at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288) at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268) at org.junit.runners.ParentRunner.run(ParentRunner.java:363) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68) at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:67) at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242) at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70) Caused by: java.rmi.ConnectException: Connection refused to host: 10.118.33.216; nested exception is: java.net.ConnectException: Connection refused (Connection refused) at sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCPEndpoint.java:619) at sun.rmi.transport.tcp.TCPChannel.createConnection(TCPChannel.java:216) at sun.rmi.transport.tcp.TCPChannel.newConnection(TCPChannel.java:202) at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:129) at java.rmi.server.RemoteObjectInvocationHandler.invokeRemoteMethod(RemoteObjectInvocationHandler.java:227) at java.rmi.server.RemoteObjectInvocationHandler.invoke(RemoteObjectInvocationHandler.java:179) at com.sun.proxy.$Proxy31.executeMethodOnObject(Unknown Source) at org.apache.geode.test.dunit.VM.execute(VM.java:515) ... 22 more Caused by: java.net.ConnectException: Connection refused (Connection refused) at java.net.PlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) at java.net.Socket.connect(Socket.java:589) at java.net.Socket.connect(Socket.java:538) at java.net.Socket.<init>(Socket.java:434) at java.net.Socket.<init>(Socket.java:211) at sun.rmi.transport.proxy.RMIDirectSocketFactory.createSocket(RMIDirectSocketFactory.java:40) at sun.rmi.transport.proxy.RMIMasterSocketFactory.createSocket(RMIMasterSocketFactory.java:148) at sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCPEndpoint.java:613) ... 29 more
