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  1. WildFly
  2. WFLY-11292

Legacy EJB Client: High fail rate

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    • Icon: Bug Bug
    • Resolution: Done
    • Icon: Blocker Blocker
    • None
    • 15.0.0.Beta1
    • Clustering, EJB
    • None

      This bug is being filed as Blocker because we are observing and elevated fail rate: roughly a thousand each run for (about 0.3%).

      WildFly Built from master branch on 6 Nov 2018

      With this WildFly version (client org.jboss:jboss-ejb-client-legacy:3.0.2.Final-redhat-1) in a scenario with 4 clustered nodes where nodes are failed via jboss shut-down / restart: after node 1 of 4 is shut-down, a a series of errors start on the client side the yield to 1097 errors on a total of 340218 samples;

      find here the complete logs;

      the start of client errors is here:

      2018/11/07 05:28:51:255 EST [INFO ][TestController] HOST perf17.mw.lab.eng.bos.redhat.com:rootProcess:c - Failing node 0 (perf18)
      2018/11/07 05:28:51:270 EST [INFO ][StatsRunner] HOST perf17.mw.lab.eng.bos.redhat.com:rootProcess:c - Total: Sessions: 2000, active: 2000, samples: 5118, throughput: 511.7 samples/s, bandwidth: 0.0 MB/s, response min: 1 ms, mean: 1 ms, max: 54 ms, sampling errors: 0, unhealthy samples: 0, valid samples: 5118 (100%)
      2018/11/07 05:28:51:270 EST [INFO ][StatsRunner] HOST perf17.mw.lab.eng.bos.redhat.com:rootProcess:c - unknown-node: Sessions: 2000, active: 2000, samples: 5118, throughput: 511.7 samples/s, bandwidth: 0.0 MB/s, response min: 1 ms, mean: 1 ms, max: 54 ms, sampling errors: 0, unhealthy samples: 0, valid samples: 5118 (100%)
      05:28:53,257 INFO  [org.jboss.ejb.client.remoting] (Remoting "config-based-ejb-client-endpoint" task-2) EJBCLIENT000016: Channel Channel ID c540daf7 (outbound) of Remoting connection 4ed5523c to perf18/10.16.90.54:8080 of endpoint "config-based-ejb-client-endpoint" <664ac6d5> can no longer process messages
      05:28:53,277 ERROR [org.jboss.ejb.client.remoting.RemotingConnectionEJBReceiver] (Remoting "config-based-ejb-client-endpoint" task-2) Failed to open channel for context EJBReceiverContext{clientContext=org.jboss.ejb.client.EJBClientContext@3cd51445, receiver=Remoting connection EJB receiver [connection=org.jboss.ejb.client.remoting.ConnectionPool$PooledConnection@302066a5,channel=jboss.ejb,nodename=perf18]}
      org.jboss.remoting3.NotOpenException: Cannot open new channel because close was initiated
      	at org.jboss.remoting3.remote.RemoteConnectionHandler.handleOutboundChannelOpen(RemoteConnectionHandler.java:198)
      	at org.jboss.remoting3.remote.RemoteConnectionHandler.open(RemoteConnectionHandler.java:335)
      	at org.jboss.remoting3.ConnectionImpl.openChannel(ConnectionImpl.java:109)
      	at org.jboss.ejb.client.remoting.ConnectionPool$PooledConnection.openChannel(ConnectionPool.java:292)
      	at org.jboss.ejb.client.remoting.RemotingConnectionEJBReceiver.associate(RemotingConnectionEJBReceiver.java:180)
      	at org.jboss.ejb.client.EJBClientContext.registerEJBReceiver(EJBClientContext.java:399)
      	at org.jboss.ejb.client.EJBClientContext.registerEJBReceiver(EJBClientContext.java:349)
      	at org.jboss.ejb.client.remoting.EJBClientContextConnectionReconnectHandler.reconnect(EJBClientContextConnectionReconnectHandler.java:67)
      	at org.jboss.ejb.client.EJBClientContext$ReconnectAttempt.run(EJBClientContext.java:1474)
      	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
      	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
      	at java.lang.Thread.run(Thread.java:748)
      

      WildFly Built from master branch on 7 Nov 2018

      Same situation.

      find here the complete logs;

      the start of client errors is here:

      2018/11/07 09:23:22:916 EST [INFO ][TestController] HOST perf17.mw.lab.eng.bos.redhat.com:rootProcess:c - Failing node 0 (perf18)
      2018/11/07 09:23:22:930 EST [INFO ][StatsRunner] HOST perf17.mw.lab.eng.bos.redhat.com:rootProcess:c - Total: Sessions: 2000, active: 2000, samples: 5125, throughput: 512.4 samples/s, bandwidth: 0.0 MB/s, response min: 1 ms, mean: 2 ms, max: 32 ms, sampling errors: 0, unhealthy samples: 0, valid samples: 5125 (100%)
      2018/11/07 09:23:22:930 EST [INFO ][StatsRunner] HOST perf17.mw.lab.eng.bos.redhat.com:rootProcess:c - unknown-node: Sessions: 2000, active: 2000, samples: 5125, throughput: 512.4 samples/s, bandwidth: 0.0 MB/s, response min: 1 ms, mean: 2 ms, max: 32 ms, sampling errors: 0, unhealthy samples: 0, valid samples: 5125 (100%)
      09:23:24,924 INFO  [org.jboss.ejb.client.remoting] (Remoting "config-based-ejb-client-endpoint" task-4) EJBCLIENT000016: Channel Channel ID d940c707 (outbound) of Remoting connection 73cfdf01 to perf18/10.16.90.54:8080 of endpoint "config-based-ejb-client-endpoint" <7501616b> can no longer process messages
      09:23:24,949 ERROR [org.jboss.ejb.client.remoting.RemotingConnectionEJBReceiver] (Remoting "config-based-ejb-client-endpoint" task-6) Failed to open channel for context EJBReceiverContext{clientContext=org.jboss.ejb.client.EJBClientContext@56248025, receiver=Remoting connection EJB receiver [connection=org.jboss.ejb.client.remoting.ConnectionPool$PooledConnection@5269f48d,channel=jboss.ejb,nodename=perf18]}
      org.jboss.remoting3.NotOpenException: Cannot open new channel because close was initiated
      	at org.jboss.remoting3.remote.RemoteConnectionHandler.handleOutboundChannelOpen(RemoteConnectionHandler.java:198)
      	at org.jboss.remoting3.remote.RemoteConnectionHandler.open(RemoteConnectionHandler.java:335)
      	at org.jboss.remoting3.ConnectionImpl.openChannel(ConnectionImpl.java:109)
      	at org.jboss.ejb.client.remoting.ConnectionPool$PooledConnection.openChannel(ConnectionPool.java:292)
      	at org.jboss.ejb.client.remoting.RemotingConnectionEJBReceiver.associate(RemotingConnectionEJBReceiver.java:180)
      	at org.jboss.ejb.client.EJBClientContext.registerEJBReceiver(EJBClientContext.java:399)
      	at org.jboss.ejb.client.EJBClientContext.registerEJBReceiver(EJBClientContext.java:349)
      	at org.jboss.ejb.client.remoting.EJBClientContextConnectionReconnectHandler.reconnect(EJBClientContextConnectionReconnectHandler.java:67)
      	at org.jboss.ejb.client.EJBClientContext$ReconnectAttempt.run(EJBClientContext.java:1474)
      	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
      	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
      	at java.lang.Thread.run(Thread.java:748)
      

        1. jboss-ejb-client.properties
          2 kB
        2. logs.zip
          218 kB
        3. logs-10clients.zip
          128 kB

              flaviarnn Flavia Rainone
              tborgato@redhat.com Tommaso Borgato
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                Created:
                Updated:
                Resolved: