io.grpc.StatusRuntimeException: UNAVAILABLE: Channel shutdownNow invoked

[skundu1234]

We are getting this error in OAP and we have seen that elastic cluster is healthy as well.Can you please let me know why we are getting this error or anything I need to check on this

2023-07-19 07:38:47,307 org.apache.skywalking.oap.server.core.remote.client.GRPCRemoteClient 224 [grpc-default-executor-18260] ERROR [] - [9.5.0-d47165d] UNAVAILABLE: Channel shutdownNow invoked
io.grpc.StatusRuntimeException: UNAVAILABLE: Channel shutdownNow invoked
at io.grpc.Status.asRuntimeException(Status.java:535) ~[grpc-api-1.49.0.jar:1.49.0]
at io.grpc.stub.ClientCalls$StreamObserverToCallListenerAdapter.onClose(ClientCalls.java:487) [grpc-stub-1.49.0.jar:1.49.0]
at io.grpc.internal.ClientCallImpl.closeObserver(ClientCallImpl.java:563) [grpc-core-1.49.0.jar:1.49.0]
at io.grpc.internal.ClientCallImpl.access$300(ClientCallImpl.java:70) [grpc-core-1.49.0.jar:1.49.0]
at io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl$1StreamClosed.runInternal(ClientCallImpl.java:744) [grpc-core-1.49.0.jar:1.49.0]
at io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl$1StreamClosed.runInContext(ClientCallImpl.java:723) [grpc-core-1.49.0.jar:1.49.0]
at io.grpc.internal.ContextRunnable.run(ContextRunnable.java:37) [grpc-core-1.49.0.jar:1.49.0]
at io.grpc.internal.SerializingExecutor.run(SerializingExecutor.java:133) [grpc-core-1.49.0.jar:1.49.0]
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [?:?]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [?:?]
at java.lang.Thread.run(Unknown Source) [?:?]

[p1742000]

Yeah, i am also facing the same issue, but not able to find out where is the issue. My Elastic cluster status is green only. seems like issue is from OAP side. Any suggestions/advice would be appreciated.

[skundu1234]

@wu-sheng Can you please check and help on this .