TCS Confidential Dear Team,
Please suggest how to connect grid gain control center with the cluster that is running our local server .We are using Apache ignite 2.16.0. While generating token we are getting the below error from the control center. We have downloaded the agent http://localhost:3000, cause="Connection refused: no further information"] java.util.concurrent.ExecutionException: javax.websocket.DeploymentException: Connection failed. at java.util.concurrent.FutureTask.report(FutureTask.java:122) ~[?:?] at java.util.concurrent.FutureTask.get(FutureTask.java:205) ~[?:?] at org.gridgain.control.springframework.util.concurrent.SettableListenableFuture.get(SettableListenableFuture.java:136) ~[control-center-agent-2.16.0.0.jar:?] at org.gridgain.control.agent.transport.ws.WebSocketConnectionFactory.connect(WebSocketConnectionFactory.java:143) ~[control-center-agent-2.16.0.0.jar:?] at org.gridgain.control.agent.transport.ws.WebSocketControlCenterClient$ControlCenterAgentConnectionWorker.connect(WebSocketControlCenterClient.java:385) ~[control-center-agent-2.16.0.0.jar:?] at org.gridgain.control.agent.transport.ws.WebSocketControlCenterClient$ControlCenterAgentConnectionWorker.run(WebSocketControlCenterClient.java:343) [control-center-agent-2.16.0.0.jar:?] Caused by: javax.websocket.DeploymentException: Connection failed. at org.glassfish.tyrus.container.grizzly.client.GrizzlyClientSocket._connect(GrizzlyClientSocket.java:413) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.tyrus.container.grizzly.client.GrizzlyClientSocket.access$000(GrizzlyClientSocket.java:81) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.tyrus.container.grizzly.client.GrizzlyClientSocket$1.call(GrizzlyClientSocket.java:212) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.tyrus.container.grizzly.client.GrizzlyClientSocket$1.call(GrizzlyClientSocket.java:208) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.tyrus.container.grizzly.client.GrizzlyClientSocket.connect(GrizzlyClientSocket.java:226) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.tyrus.container.grizzly.client.GrizzlyClientContainer.openClientSocket(GrizzlyClientContainer.java:72) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.tyrus.client.ClientManager$3$1.run(ClientManager.java:647) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.tyrus.client.ClientManager$3.run(ClientManager.java:696) ~[tyrus-standalone-client-1.19.jar:?] at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) ~[?:?] at java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?] at org.glassfish.tyrus.client.ClientManager$SameThreadExecutorService.execute(ClientManager.java:849) ~[tyrus-standalone-client-1.19.jar:?] at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:118) ~[?:?] at org.glassfish.tyrus.client.ClientManager.connectToServer(ClientManager.java:493) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.tyrus.client.ClientManager.connectToServer(ClientManager.java:337) ~[tyrus-standalone-client-1.19.jar:?] at org.gridgain.control.springframework.web.socket.client.standard.StandardWebSocketClient.lambda$doHandshakeInternal$0(StandardWebSocketClient.java:151) ~[control-center-agent-2.16.0.0.jar:?] at java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?] at java.lang.Thread.run(Thread.java:834) ~[?:?] Caused by: java.net.ConnectException: Connection refused: no further information at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) ~[?:?] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:779) ~[?:?] at org.glassfish.grizzly.nio.transport.TCPNIOConnectorHandler.onConnectedAsync(TCPNIOConnectorHandler.java:187) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.grizzly.nio.transport.TCPNIOConnectorHandler$1.connected(TCPNIOConnectorHandler.java:135) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.grizzly.nio.transport.TCPNIOConnection.onConnect(TCPNIOConnection.java:234) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:506) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:89) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:94) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.executeIoEvent(WorkerThreadIOStrategy.java:80) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.grizzly.strategies.AbstractIOStrategy.executeIoEvent(AbstractIOStrategy.java:66) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.grizzly.nio.SelectorRunner.iterateKeyEvents(SelectorRunner.java:391) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.grizzly.nio.SelectorRunner.iterateKeys(SelectorRunner.java:360) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.grizzly.nio.SelectorRunner.doSelect(SelectorRunner.java:324) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.grizzly.nio.SelectorRunner.run(SelectorRunner.java:255) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:569) ~[tyrus-standalone-client-1.19.jar:?] at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:549) ~[tyrus-standalone-client-1.19.jar:?] at java.lang.Thread.run(Thread.java:834) ~[?:?] [2024-06-06T14:43:47,178][INFO ][cca-connection][AgentCoordinatorProcessor] Control Center Agent will try to connect to Control Center [url=https://portal.gridgain.com] [2024-06-06T14:43:47,178][INFO ][cca-connection][ThreadPoolTaskScheduler] Initializing ExecutorService [2024-06-06T14:43:57,236][WARN ][cca-connection][AgentCoordinatorProcessor] Failed to establish websocket connection with Control Center [uri=https://portal.gridgain.com, cause="Connection refused"] java.util.concurrent.TimeoutException: null at java.util.concurrent.FutureTask.get(FutureTask.java:204) ~[?:?] at org.gridgain.control.springframework.util.concurrent.SettableListenableFuture.get(SettableListenableFuture.java:136) ~[control-center-agent-2.16.0.0.jar:?] at org.gridgain.control.agent.transport.ws.WebSocketConnectionFactory.connect(WebSocketConnectionFactory.java:143) ~[control-center-agent-2.16.0.0.jar:?] at org.gridgain.control.agent.transport.ws.WebSocketControlCenterClient$ControlCenterAgentConnectionWorker.connect(WebSocketControlCenterClient.java:385) ~[control-center-agent-2.16.0.0.jar:?] at org.gridgain.control.agent.transport.ws.WebSocketControlCenterClient$ControlCenterAgentConnectionWorker.run(WebSocketControlCenterClient.java:343) [control-center-agent-2.16.0.0.jar:?] =====-----=====-----===== Notice: The information contained in this e-mail message and/or attachments to it may contain confidential or privileged information. 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