Aleksey Plekhanov created IGNITE-11671:
------------------------------------------

             Summary: Thin client: Client may hang when connected to a starting 
server
                 Key: IGNITE-11671
                 URL: https://issues.apache.org/jira/browse/IGNITE-11671
             Project: Ignite
          Issue Type: Bug
          Components: thin client
            Reporter: Aleksey Plekhanov


If the server start process has not completed yet, but NIO listeners already 
started, the client may never get a response for the handshake request.

Exception on the server-side:

 
{noformat}
[client-connector-#6416%f3b837aa-d726-46b0-a58b-8cc6267c9f96%][ClientListenerProcessor]
 Runtime error caught during grid runnable execution: GridWorker 
[name=message-received-notify, 
igniteInstanceName=f3b837aa-d726-46b0-a58b-8cc6267c9f96, finished=false, 
heartbeatTs=1554209548706, hashCode=519781823, interrupted=false, 
runner=client-connector-#6416%f3b837aa-d726-46b0-a58b-8cc6267c9f96%]
java.lang.NullPointerException
at 
org.apache.ignite.internal.processors.odbc.ClientListenerNioListener.nextConnectionId(ClientListenerNioListener.java:334)
at 
org.apache.ignite.internal.processors.odbc.ClientListenerNioListener.prepareContext(ClientListenerNioListener.java:313)
at 
org.apache.ignite.internal.processors.odbc.ClientListenerNioListener.onHandshake(ClientListenerNioListener.java:251)
at 
org.apache.ignite.internal.processors.odbc.ClientListenerNioListener.onMessage(ClientListenerNioListener.java:132)
at 
org.apache.ignite.internal.processors.odbc.ClientListenerNioListener.onMessage(ClientListenerNioListener.java:48)
at 
org.apache.ignite.internal.util.nio.GridNioFilterChain$TailFilter.onMessageReceived(GridNioFilterChain.java:279)
at 
org.apache.ignite.internal.util.nio.GridNioFilterAdapter.proceedMessageReceived(GridNioFilterAdapter.java:109)
at 
org.apache.ignite.internal.util.nio.GridNioAsyncNotifyFilter$3.body(GridNioAsyncNotifyFilter.java:97)
at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120)
at 
org.apache.ignite.internal.util.worker.GridWorkerPool$1.run(GridWorkerPool.java:70){noformat}
 

This happens because NIO listeners start before {{GridDiscoveryManager}}.



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)

Reply via email to