zrlw commented on issue #8689: URL: https://github.com/apache/dubbo/issues/8689#issuecomment-914050302
找到另外一处慢的地方, 23:18分开始org.apache.dubbo.remoting.transport.netty4.NettyClient.doConnect(NettyClient.java:171) ``` 2021-09-06T23:18:01.6130806Z org.apache.dubbo.remoting.RemotingException: client(url: dubbo://10.1.0.234:2001/org.apache.dubbo.metadata.MetadataService?codec=dubbo&connect.lazy.initial.state=true&dubbo=2.0.2&group=provider-app&heartbeat=60000&port=2001&protocol=dubbo&release=3.0.3-SNAPSHOT&send.reconnect=true&side=consumer&timeout=5000&version=1.0.0) failed to connect to server /10.1.0.234:2001, error message is:Connection refused: no further information: /10.1.0.234:2001 2021-09-06T23:18:01.6140508Z at org.apache.dubbo.remoting.transport.netty4.NettyClient.doConnect(NettyClient.java:171) 2021-09-06T23:18:01.6143201Z at org.apache.dubbo.remoting.transport.AbstractClient.connect(AbstractClient.java:202) 2021-09-06T23:18:01.6145717Z at org.apache.dubbo.remoting.transport.AbstractClient.reconnect(AbstractClient.java:258) 2021-09-06T23:18:01.6155334Z at org.apache.dubbo.remoting.exchange.support.header.HeaderExchangeClient.reconnect(HeaderExchangeClient.java:166) 2021-09-06T23:18:01.6164494Z at org.apache.dubbo.remoting.exchange.support.header.ReconnectTimerTask.doTask(ReconnectTimerTask.java:49) 2021-09-06T23:18:01.6167756Z at org.apache.dubbo.remoting.exchange.support.header.AbstractTimerTask.run(AbstractTimerTask.java:87) 2021-09-06T23:18:01.6170356Z at org.apache.dubbo.common.timer.HashedWheelTimer$HashedWheelTimeout.expire(HashedWheelTimer.java:648) 2021-09-06T23:18:01.6172596Z at org.apache.dubbo.common.timer.HashedWheelTimer$HashedWheelBucket.expireTimeouts(HashedWheelTimer.java:727) 2021-09-06T23:18:01.6174716Z at org.apache.dubbo.common.timer.HashedWheelTimer$Worker.run(HashedWheelTimer.java:449) 2021-09-06T23:18:01.6175998Z at java.base/java.lang.Thread.run(Thread.java:829) 2021-09-06T23:18:01.6177247Z Caused by: io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: no further information: /10.1.0.234:2001 2021-09-06T23:18:01.6178649Z Caused by: java.net.ConnectException: Connection refused: no further information 2021-09-06T23:18:01.6179878Z at java.base/sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) 2021-09-06T23:18:01.6181385Z at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:777) 2021-09-06T23:18:01.6183388Z at io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:330) 2021-09-06T23:18:01.6185632Z at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:334) 2021-09-06T23:18:01.6187597Z at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:707) 2021-09-06T23:18:01.6189735Z at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:655) 2021-09-06T23:18:01.6191923Z at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:581) 2021-09-06T23:18:01.6193307Z at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493) 2021-09-06T23:18:01.6194818Z at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:989) 2021-09-06T23:18:01.6196422Z at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) 2021-09-06T23:18:01.6198282Z at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) 2021-09-06T23:18:01.6199537Z at java.base/java.lang.Thread.run(Thread.java:829) ``` 不间断持续到23:34分，耗时16分钟。 ``` 2021-09-06T23:34:33.6234093Z org.apache.dubbo.remoting.RemotingException: client(url: dubbo://10.1.0.234:2001/org.apache.dubbo.metadata.MetadataService?codec=dubbo&connect.lazy.initial.state=true&dubbo=2.0.2&group=provider-app&heartbeat=60000&port=2001&protocol=dubbo&release=3.0.3-SNAPSHOT&send.reconnect=true&side=consumer&timeout=5000&version=1.0.0) failed to connect to server /10.1.0.234:2001, error message is:Connection refused: no further information: /10.1.0.234:2001 2021-09-06T23:34:33.6238443Z at org.apache.dubbo.remoting.transport.netty4.NettyClient.doConnect(NettyClient.java:171) 2021-09-06T23:34:33.6241063Z at org.apache.dubbo.remoting.transport.AbstractClient.connect(AbstractClient.java:202) 2021-09-06T23:34:33.6245115Z at org.apache.dubbo.remoting.transport.AbstractClient.reconnect(AbstractClient.java:258) 2021-09-06T23:34:33.6248407Z at org.apache.dubbo.remoting.exchange.support.header.HeaderExchangeClient.reconnect(HeaderExchangeClient.java:166) 2021-09-06T23:34:33.6252119Z at org.apache.dubbo.remoting.exchange.support.header.ReconnectTimerTask.doTask(ReconnectTimerTask.java:49) 2021-09-06T23:34:33.6255676Z at org.apache.dubbo.remoting.exchange.support.header.AbstractTimerTask.run(AbstractTimerTask.java:87) 2021-09-06T23:34:33.6259548Z at org.apache.dubbo.common.timer.HashedWheelTimer$HashedWheelTimeout.expire(HashedWheelTimer.java:648) 2021-09-06T23:34:33.6265744Z at org.apache.dubbo.common.timer.HashedWheelTimer$HashedWheelBucket.expireTimeouts(HashedWheelTimer.java:727) 2021-09-06T23:34:33.6267624Z at org.apache.dubbo.common.timer.HashedWheelTimer$Worker.run(HashedWheelTimer.java:449) 2021-09-06T23:34:33.6268785Z at java.base/java.lang.Thread.run(Thread.java:829) 2021-09-06T23:34:33.6269927Z Caused by: io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: no further information: /10.1.0.234:2001 2021-09-06T23:34:33.6271355Z Caused by: java.net.ConnectException: Connection refused: no further information 2021-09-06T23:34:33.6272490Z at java.base/sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) 2021-09-06T23:34:33.6273861Z at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:777) 2021-09-06T23:34:33.6275648Z at io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:330) 2021-09-06T23:34:33.6277619Z at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:334) 2021-09-06T23:34:33.6279377Z at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:707) 2021-09-06T23:34:33.6281298Z at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:655) 2021-09-06T23:34:33.6283215Z at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:581) 2021-09-06T23:34:33.6284730Z at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493) 2021-09-06T23:34:33.6286294Z at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:989) 2021-09-06T23:34:33.6287930Z at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) 2021-09-06T23:34:33.6289575Z at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) 2021-09-06T23:34:33.6290896Z at java.base/java.lang.Thread.run(Thread.java:829) ``` -- This is an automated message from 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