tongfaithian commented on issue #1689: got a problem URL: https://github.com/apache/skywalking/issues/1689#issuecomment-562950217 DEBUG 2019-12-08 21:46:24:895 SkywalkingAgent-4-ServiceAndEndpointRegisterClient-0 ServiceAndEndpointRegisterClient : ServiceAndEndpointRegisterClient running, status:CONNECTED. ERROR 2019-12-08 21:46:24:895 SkywalkingAgent-4-ServiceAndEndpointRegisterClient-0 ServiceAndEndpointRegisterClient : ServiceAndEndpointRegisterClient execute fail. org.apache.skywalking.apm.dependencies.io.grpc.StatusRuntimeException: UNAVAILABLE: io exception at org.apache.skywalking.apm.dependencies.io.grpc.stub.ClientCalls.toStatusRuntimeException(ClientCalls.java:222) at org.apache.skywalking.apm.dependencies.io.grpc.stub.ClientCalls.getUnchecked(ClientCalls.java:203) at org.apache.skywalking.apm.dependencies.io.grpc.stub.ClientCalls.blockingUnaryCall(ClientCalls.java:132) at org.apache.skywalking.apm.network.register.v2.RegisterGrpc$RegisterBlockingStub.doServiceRegister(RegisterGrpc.java:386) at org.apache.skywalking.apm.agent.core.remote.ServiceAndEndpointRegisterClient.run(ServiceAndEndpointRegisterClient.java:115) at org.apache.skywalking.apm.util.RunnableWithExceptionProtection.run(RunnableWithExceptionProtection.java:36) at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) at java.base/java.util.concurrent.FutureTask.runAndReset(FutureTask.java:305) at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:305) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) at java.base/java.lang.Thread.run(Thread.java:834) Caused by: org.apache.skywalking.apm.dependencies.io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:11800 at java.base/sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:779) at org.apache.skywalking.apm.dependencies.io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:325) at org.apache.skywalking.apm.dependencies.io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:340) at org.apache.skywalking.apm.dependencies.io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:634) at org.apache.skywalking.apm.dependencies.io.netty.channel.nio.NioEventLoop.processSelectedKeysPlain(NioEventLoop.java:546) at org.apache.skywalking.apm.dependencies.io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:500) at org.apache.skywalking.apm.dependencies.io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:460) at org.apache.skywalking.apm.dependencies.io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884) at org.apache.skywalking.apm.dependencies.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) ... 1 more Caused by: java.net.ConnectException: Connection refused ... 11 more
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