If you do a `netstat -an` do you see lots of ESTABLISHED connections hanging around?
> On Jun 28, 2018, at 11:32 AM, Kirk Lund <kl...@apache.org> wrote: > > 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
