Hi Raunak,
Thanks for your response. We have deployed the new license key and upgraded the .NET Agent to version 4.3.7.1 after which we saw that it is not able to connect to the Controller. We are seeing these with 2-3 Servers now. Could you please let me know why we are getting below errors.
2018-10-25 22:32:25.5888 5432 AppDynamics.Coordinator 1 26 Error AppWideConfigUpdater Could not connect to the controller due to Response encountered an exception. Exception: System.Net.WebException: The operation has timed out at System.Net.HttpWebRequest.GetResponse() at AppDynamics.Shared.Communication.kr.os(HttpWebRequest ) at AppDynamics.Shared.Communication.kr.c(Byte[] , String ) at AppDynamics.Shared.Communication.protobuf.pp.i(bd , String ) at com.appdynamics.ee.rest.controller.request.pp.ye(). ResponseBody: 2018-10-25 22:32:46.6048 5432 AppDynamics.Coordinator 1 14 Error MachineAgentManager Metrics Error sending metrics - will requeue for later transmissionException: com.appdynamics.ee.agent.commonservices.metricgeneration.metrics.vk: System.Exception: Connection back off limitation in effect: http://appd.schwab.com:8090/controller/instance/18924/metrics_PB_ at com.appdynamics.ee.agent.commonservices.metricgeneration.AMetricSubscriber.publish(vo metrics) at com.appdynamics.ee.agent.commonservices.metricgeneration.MetricReporter.run() 2018-10-25 22:32:56.6050 5432 AppDynamics.Coordinator 1 5 Error MachineAgentManager Metrics Error sending metrics - will requeue for later transmissionException: com.appdynamics.ee.agent.commonservices.metricgeneration.metrics.vk: System.Exception: Connection back off limitation in effect: http://appd.schwab.com:8090/controller/instance/18924/metrics_PB_ at com.appdynamics.ee.agent.commonservices.metricgeneration.AMetricSubscriber.publish(vo metrics) at com.appdynamics.ee.agent.commonservices.metricgeneration.MetricReporter.run() 2018-10-26 13:32:22.5286 5432 AppDynamics.Coordinator 1 14 Error AppWideConfigUpdater Could not connect to the controller due to Response encountered an exception. Exception: System.Net.WebException: The operation has timed out at System.Net.HttpWebRequest.GetResponse() at AppDynamics.Shared.Communication.kr.os(HttpWebRequest ) at AppDynamics.Shared.Communication.kr.c(Byte[] , String ) at AppDynamics.Shared.Communication.protobuf.pp.i(bd , String ) at com.appdynamics.ee.rest.controller.request.pp.ye(). ResponseBody: 2018-10-26 18:32:27.1711 5432 AppDynamics.Coordinator 1 24 Error AppWideConfigUpdater Could not connect to the controller due to Response encountered an exception. Exception: System.Net.WebException: The operation has timed out at System.Net.HttpWebRequest.GetResponse() at AppDynamics.Shared.Communication.kr.os(HttpWebRequest ) at AppDynamics.Shared.Communication.kr.c(Byte[] , String ) at AppDynamics.Shared.Communication.protobuf.pp.i(bd , String ) at com.appdynamics.ee.rest.controller.request.pp.ye(). ResponseBody: 2018-10-27 13:06:00.2046 5432 AppDynamics.Coordinator 1 25 Info AgentCoordinator Cannot create performance counter - disabling for 1 hours. Category: Process, Name: % Processor Time, Procid: 5536, Exception: System.InvalidOperationException: Instance 'w3wp#1' does not exist in the specified Category. at System.Diagnostics.CounterDefinitionSample.GetInstanceValue(String instanceName) at System.Diagnostics.PerformanceCounter.NextSample() at System.Diagnostics.PerformanceCounter.NextValue() at AppDynamics.Coordinator.CLRPerfCounters.cl.i(List`1 ) 2018-10-27 13:47:43.5808 5432 AppDynamics.Coordinator 1 18 Info AgentCoordinator Cannot create performance counter - disabling for 1 hours. Category: Process, Name: % Processor Time, Procid: 5536, Exception: System.InvalidOperationException: Instance 'w3wp#1' does not exist in the specified Category. at System.Diagnostics.CounterDefinitionSample.GetInstanceValue(String instanceName) at System.Diagnostics.PerformanceCounter.NextSample() at System.Diagnostics.PerformanceCounter.NextValue() at AppDynamics.Coordinator.CLRPerfCounters.cl.i(List`1 ) 2018-10-27 21:52:06.4779 5432 AppDynamics.Coordinator 1 25 Info AgentCoordinator Cannot create performance counter - disabling for 1 hours. Category: Process, Name: % Processor Time, Procid: 5536, Exception: System.InvalidOperationException: Instance 'w3wp#1' does not exist in the specified Category. at System.Diagnostics.CounterDefinitionSample.GetInstanceValue(String instanceName) at System.Diagnostics.PerformanceCounter.NextSample() at System.Diagnostics.PerformanceCounter.NextValue() at AppDynamics.Coordinator.CLRPerfCounters.cl.i(List`1 ) 2018-10-30 13:32:19.2935 5432 AppDynamics.Coordinator 1 21 Error AppWideConfigUpdater Could not connect to the controller due to Response encountered an exception. Exception: System.Net.WebException: The operation has timed out at System.Net.HttpWebRequest.GetResponse() at AppDynamics.Shared.Communication.kr.os(HttpWebRequest ) at AppDynamics.Shared.Communication.kr.c(Byte[] , String ) at AppDynamics.Shared.Communication.protobuf.pp.i(bd , String ) at com.appdynamics.ee.rest.controller.request.pp.ye(). ResponseBody: 2018-10-31 16:32:26.1695 5432 AppDynamics.Coordinator 1 11 Warn MachineSnapshotReporter Machine snapshot response from controller contains error: System.Net.WebException: The operation has timed out at System.Net.HttpWebRequest.GetResponse() at AppDynamics.Shared.Communication.kr.os(HttpWebRequest ) at AppDynamics.Shared.Communication.kr.c(Byte[] , String ) at AppDynamics.Shared.Communication.protobuf.pp.i(bd , String ) at com.appdynamics.ee.rest.controller.request.pp.ye()
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