Deployment error on Kubernetes

Hi…
When i deploy my project on Kubernetes cluster as pods, I’m getting the following error…
This error didn’t coming on localhost, I’m getting this error on all projects that i deploy on Kubernetes cluster…

This is the error I get…
Screenshot%20from%202019-11-18%2016-22-36

This is the log:

06:52:09.493 WARN o.e.j.w.c.e.c.CompressExtension - java.nio.channels.ClosedChannelException: null
at org.eclipse.jetty.websocket.common.io.FrameFlusher.enqueue(FrameFlusher.java:109) ~[app.jar:na]
at org.eclipse.jetty.websocket.common.io.AbstractWebSocketConnection.outgoingFrame(AbstractWebSocketConnection.java:515) [app.jar:na]
at org.eclipse.jetty.websocket.common.extensions.AbstractExtension.nextOutgoingFrame(AbstractExtension.java:155) [app.jar:na]
at org.eclipse.jetty.websocket.common.extensions.compress.PerMessageDeflateExtension.nextOutgoingFrame(PerMessageDeflateExtension.java:123) [app.jar:na]
at org.eclipse.jetty.websocket.common.extensions.compress.CompressExtension.access$1000(CompressExtension.java:42) [app.jar:na]
at org.eclipse.jetty.websocket.common.extensions.compress.CompressExtension$Flusher.compress(CompressExtension.java:554) [app.jar:na]
at org.eclipse.jetty.websocket.common.extensions.compress.CompressExtension$Flusher.deflate(CompressExtension.java:451) [app.jar:na]
at org.eclipse.jetty.websocket.common.extensions.compress.CompressExtension$Flusher.process(CompressExtension.java:431) [app.jar:na]
at org.eclipse.jetty.util.IteratingCallback.processing(IteratingCallback.java:241) [app.jar:na]
at org.eclipse.jetty.util.IteratingCallback.iterate(IteratingCallback.java:224) [app.jar:na]
at org.eclipse.jetty.websocket.common.extensions.compress.CompressExtension.outgoingFrame(CompressExtension.java:218) [app.jar:na]
at org.eclipse.jetty.websocket.common.extensions.ExtensionStack$Flusher.process(ExtensionStack.java:400) [app.jar:na]
at org.eclipse.jetty.util.IteratingCallback.processing(IteratingCallback.java:241) [app.jar:na]
at org.eclipse.jetty.util.IteratingCallback.iterate(IteratingCallback.java:224) [app.jar:na]
at org.eclipse.jetty.websocket.common.extensions.ExtensionStack.outgoingFrame(ExtensionStack.java:277) [app.jar:na]
at org.eclipse.jetty.websocket.common.WebSocketRemoteEndpoint.uncheckedSendFrame(WebSocketRemoteEndpoint.java:307) [app.jar:na]
at org.eclipse.jetty.websocket.jsr356.JsrAsyncRemote.sendText(JsrAsyncRemote.java:189) [app.jar:na]
at org.atmosphere.container.version.JSR356WebSocket.write(JSR356WebSocket.java:73) [shared/:na]
at org.atmosphere.websocket.WebSocket.write(WebSocket.java:255) [shared/:na]
at org.atmosphere.websocket.WebSocket.write(WebSocket.java:220) [shared/:na]
at org.atmosphere.websocket.WebSocket.write(WebSocket.java:46) [shared/:na]
at org.atmosphere.cpr.AtmosphereResponseImpl$Stream.write(AtmosphereResponseImpl.java:957) [shared/:na]
at org.atmosphere.cpr.AtmosphereResponseImpl.write(AtmosphereResponseImpl.java:803) [shared/:na]
at org.atmosphere.interceptor.HeartbeatInterceptor$4.call(HeartbeatInterceptor.java:356) [shared/:na]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [na:1.8.0_212]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) [na:1.8.0_212]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) [na:1.8.0_212]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [na:1.8.0_212]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [na:1.8.0_212]
at java.lang.Thread.run(Thread.java:748) [na:1.8.0_212]

Hi,
I am not a Kubernetes expert. But brief googling suggested that you might need to increase pod limits for the CUBA application.

See below links with similar errors:

  1. ClosedChannelException in Jenkins with Kubernetes Plugin | by Garun Vagidov | Medium

  2. [JENKINS-50132] hudson.remoting.Channel$CallSiteStackTrace: Remote call to JNLP4-connect connection from - Jenkins Jira