Hi Team, I have created a small spring boot app in eclipse with a rest endpoint.(on Windows, using Java 11) I am passing javaagent location in VM arguments. But still getting connection refused error. I have tried using another apm and was able to see successful instrumentation. PFB the error message many people have reported. Any help here would be appreciated.
ERROR 2021-12-03 21:54:17:454 SkywalkingAgent-6-JVMService-consume-0 JVMMetricsSender : send JVM metrics to Collector 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:262) at org.apache.skywalking.apm.dependencies.io.grpc.stub.ClientCalls.getUnchecked(ClientCalls.java:243) at org.apache.skywalking.apm.dependencies.io.grpc.stub.ClientCalls.blockingUnaryCall(ClientCalls.java:156) at org.apache.skywalking.apm.network.language.agent.v3.JVMMetricReportServiceGrpc$JVMMetricReportServiceBlockingStub.collect(JVMMetricReportServiceGrpc.java:181) at org.apache.skywalking.apm.agent.core.jvm.JVMMetricsSender.run(JVMMetricsSender.java:82) at org.apache.skywalking.apm.util.RunnableWithExceptionProtection.run(RunnableWithExceptionProtection.java:33) at java.base/java.util.concurrent.Executors$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$AnnotatedConnectException: Connection refused: no further information: /127.0.0.1:11800 Caused by: java.net.ConnectException: Connection refused: no further information at java.base/sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:779) at org.apache.skywalking.apm.dependencies.io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:330) at org.apache.skywalking.apm.dependencies.io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:334) at org.apache.skywalking.apm.dependencies.io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:702) at org.apache.skywalking.apm.dependencies.io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:650) at org.apache.skywalking.apm.dependencies.io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:576) at org.apache.skywalking.apm.dependencies.io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493) at org.apache.skywalking.apm.dependencies.io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:989) at org.apache.skywalking.apm.dependencies.io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) at org.apache.skywalking.apm.dependencies.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) at java.base/java.lang.Thread.run(Thread.java:834) Thanks Yash Agarwal
