Noisy exceptions in Hot Rod client when node goes down ------------------------------------------------------ Key: ISPN-4737 URL: https://issues.jboss.org/browse/ISPN-4737 Project: Infinispan Issue Type: Bug Components: Remote Protocols Affects Versions: 7.0.0.Beta2 Reporter: Galder Zamarreño Assignee: Galder Zamarreño Fix For: 7.1.0.Alpha1 Attachments: hr-client.log When a node goes down, the Hot Rod client prints some noisy exceptions such as: {code} 11:30:27,846 ERROR [org.infinispan.client.hotrod.impl.transport.tcp.TcpTransportFactory] (main) ISPN004017: Could not fetch transport: org.infinispan.client.hotrod.exceptions.TransportException:: Could not connect to server: /127.0.0.1:11322 at org.infinispan.client.hotrod.impl.transport.tcp.TcpTransport.<init>(TcpTransport.java:76) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] at org.infinispan.client.hotrod.impl.transport.tcp.TransportObjectFactory.makeObject(TransportObjectFactory.java:35) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] at org.infinispan.client.hotrod.impl.transport.tcp.TransportObjectFactory.makeObject(TransportObjectFactory.java:16) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] at org.apache.commons.pool.impl.GenericKeyedObjectPool.borrowObject(GenericKeyedObjectPool.java:1220) [commons-pool-1.6.redhat-6.jar:1.6.redhat-6] at org.infinispan.client.hotrod.impl.transport.tcp.TcpTransportFactory.borrowTransportFromPool(TcpTransportFactory.java:322) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] at org.infinispan.client.hotrod.impl.transport.tcp.TcpTransportFactory.getTransport(TcpTransportFactory.java:216) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] at org.infinispan.client.hotrod.impl.operations.AbstractKeyOperation.getTransport(AbstractKeyOperation.java:40) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] at org.infinispan.client.hotrod.impl.operations.RetryOnFailureOperation.execute(RetryOnFailureOperation.java:48) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] at org.infinispan.client.hotrod.impl.RemoteCacheImpl.put(RemoteCacheImpl.java:237) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] at org.infinispan.client.hotrod.impl.RemoteCacheSupport.put(RemoteCacheSupport.java:79) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] at com.example.Main.main(Main.java:41) [:] Caused by: java.net.ConnectException: Connection refused at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) [rt.jar:1.7.0_65] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:739) [rt.jar:1.7.0_65] at sun.nio.ch.SocketAdaptor.connect(SocketAdaptor.java:117) [rt.jar:1.7.0_65] at org.infinispan.client.hotrod.impl.transport.tcp.TcpTransport.<init>(TcpTransport.java:66) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] ... 10 more 11:30:27,851 WARN [org.infinispan.client.hotrod.impl.transport.tcp.TcpTransportFactory] (main) ISPN004022: Unable to invalidate transport for server: /127.0.0.1:11322 11:30:27,855 ERROR [org.infinispan.client.hotrod.impl.transport.tcp.TcpTransportFactory] (main) ISPN004017: Could not fetch transport: org.infinispan.client.hotrod.exceptions.TransportException:: Could not connect to server: /127.0.0.1:11322 at org.infinispan.client.hotrod.impl.transport.tcp.TcpTransport.<init>(TcpTransport.java:76) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] at org.infinispan.client.hotrod.impl.transport.tcp.TransportObjectFactory.makeObject(TransportObjectFactory.java:35) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] at org.infinispan.client.hotrod.impl.transport.tcp.TransportObjectFactory.makeObject(TransportObjectFactory.java:16) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] at org.apache.commons.pool.impl.GenericKeyedObjectPool.borrowObject(GenericKeyedObjectPool.java:1220) [commons-pool-1.6.redhat-6.jar:1.6.redhat-6] at org.infinispan.client.hotrod.impl.transport.tcp.TcpTransportFactory.borrowTransportFromPool(TcpTransportFactory.java:322) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] at org.infinispan.client.hotrod.impl.transport.tcp.TcpTransportFactory.getTransport(TcpTransportFactory.java:216) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] at org.infinispan.client.hotrod.impl.operations.AbstractKeyOperation.getTransport(AbstractKeyOperation.java:40) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] at org.infinispan.client.hotrod.impl.operations.RetryOnFailureOperation.execute(RetryOnFailureOperation.java:48) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] at org.infinispan.client.hotrod.impl.RemoteCacheImpl.put(RemoteCacheImpl.java:237) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] at org.infinispan.client.hotrod.impl.RemoteCacheSupport.put(RemoteCacheSupport.java:79) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] at com.example.Main.main(Main.java:41) [:] Caused by: java.net.ConnectException: Connection refused at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) [rt.jar:1.7.0_65] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:739) [rt.jar:1.7.0_65] at sun.nio.ch.SocketAdaptor.connect(SocketAdaptor.java:117) [rt.jar:1.7.0_65] at org.infinispan.client.hotrod.impl.transport.tcp.TcpTransport.<init>(TcpTransport.java:66) [infinispan-client-hotrod-6.1.1.ER2-redhat-1.jar:6.1.1.ER2-redhat-1] ... 10 more {code} This does not cause malfunctioning but pollutes client logs. Hot Rod clients recover fine from nodes going down and eventually these exceptions disappear.