在重启 manager、node或 zookeeper 时， zookeeper 总是出现Error

zookeeper 报错:

INFO Got user-level KeeperException when processing sessionid:0x156d41852090001 type:create cxid:0xcf zxid:0xb8 txntype:-1 reqpath:n/a Error Path:/otter/channel/1/1/mainstem Error:KeeperErrorCode = NodeExists for /otter/channel/1/1/mainstem (org.apache.zookeeper.server.PrepRequestProcessor)

node 报错:

Caused by: com.alibaba.dubbo.remoting.RemotingException: client(url: dubbo://127.0.0.1:1099/endpoint?acceptEvent.timeout=50000&client=netty&codec=dubbo&connections=30&heartbeat=60000&iothreads=4&lazy=true&send.reconnect=true&serialization=java&threads=50) failed to connect to server /127.0.0.1:1099, error message is:Connection refused at com.alibaba.dubbo.remoting.transport.netty.NettyClient.doConnect(NettyClient.java:124) ~[dubbo-2.5.3.jar:2.5.3] at com.alibaba.dubbo.remoting.transport.AbstractClient.connect(AbstractClient.java:280) ~[dubbo-2.5.3.jar:2.5.3] at com.alibaba.dubbo.remoting.transport.AbstractClient.(AbstractClient.java:103) ~[dubbo-2.5.3.jar:2.5.3] at com.alibaba.dubbo.remoting.transport.netty.NettyClient.(NettyClient.java:61) ~[dubbo-2.5.3.jar:2.5.3] at com.alibaba.dubbo.remoting.transport.netty.NettyTransporter.connect(NettyTransporter.java:37) ~[dubbo-2.5.3.jar:2.5.3] at com.alibaba.dubbo.remoting.Transporter$Adpative.connect(Transporter$Adpative.java) ~[na:2.5.3] at com.alibaba.dubbo.remoting.Transporters.connect(Transporters.java:67) ~[dubbo-2.5.3.jar:2.5.3] at com.alibaba.dubbo.remoting.exchange.support.header.HeaderExchanger.connect(HeaderExchanger.java:37) ~[dubbo-2.5.3.jar:2.5.3] at com.alibaba.dubbo.remoting.exchange.Exchangers.connect(Exchangers.java:102) ~[dubbo-2.5.3.jar:2.5.3] at com.alibaba.dubbo.rpc.protocol.dubbo.LazyConnectExchangeClient.initClient(LazyConnectExchangeClient.java:79) ~[dubbo-2.5.3.jar:2.5.3] at com.alibaba.dubbo.rpc.protocol.dubbo.LazyConnectExchangeClient.request(LazyConnectExchangeClient.java:104) ~[dubbo-2.5.3.jar:2.5.3] at com.alibaba.dubbo.rpc.protocol.dubbo.DubboInvoker.doInvoke(DubboInvoker.java:96) ~[dubbo-2.5.3.jar:2.5.3] ... 9 common frames omitted Caused by: java.net.ConnectException: Connection refused at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) ~[na:1.8.0_45] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) ~[na:1.8.0_45] at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.connect(NioClientSocketPipelineSink.java:384) ~[netty-3.2.2.Final.jar:na] at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processSelectedKeys(NioClientSocketPipelineSink.java:354) ~[netty-3.2.2.Final.jar:na] at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.run(NioClientSocketPipelineSink.java:276) ~[netty-3.2.2.Final.jar:na] at org.jboss.netty.util.internal.IoWorkerRunnable.run(IoWorkerRunnable.java:46) ~[netty-3.2.2.Final.jar:na] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) ~[na:1.8.0_45] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) ~[na:1.8.0_45] at java.lang.Thread.run(Thread.java:745) ~[na:1.8.0_45]

manager 报错:

2016-08-29 10:19:24.352 [] INFO com.alibaba.otter.manager.deployer.OtterManagerLauncher - ## start the manager server. 2016-08-29 10:19:29.010 [] WARN org.apache.zookeeper.ClientCnxn - Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect java.net.ConnectException: Connection refused at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) ~[na:1.8.0_45] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) ~[na:1.8.0_45] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350) ~[zookeeper-3.4.5.jar:3.4.5-1392090] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1068) ~[zookeeper-3.4.5.jar:3.4.5-1392090] 2016-08-29 10:19:30.117 [] WARN org.apache.zookeeper.ClientCnxn - Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect java.net.ConnectException: Connection refused at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) ~[na:1.8.0_45] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) ~[na:1.8.0_45] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350) ~[zookeeper-3.4.5.jar:3.4.5-1392090] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1068) ~[zookeeper-3.4.5.jar:3.4.5-1392090] 2016-08-29 10:19:31.224 [] WARN org.apache.zookeeper.ClientCnxn - Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect java.net.ConnectException: Connection refused at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) ~[na:1.8.0_45] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) ~[na:1.8.0_45] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350) ~[zookeeper-3.4.5.jar:3.4.5-1392090] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1068) ~[zookeeper-3.4.5.jar:3.4.5-1392090] 2016-08-29 10:19:32.332 [] WARN org.apache.zookeeper.ClientCnxn - Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect java.net.ConnectException: Connection refused at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) ~[na:1.8.0_45] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) ~[na:1.8.0_45] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350) ~[zookeeper-3.4.5.jar:3.4.5-1392090] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1068) ~[zookeeper-3.4.5.jar:3.4.5-1392090] 2016-08-29 10:19:33.436 [] WARN org.apache.zookeeper.ClientCnxn - Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect java.net.ConnectException: Connection refused at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) ~[na:1.8.0_45] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) ~[na:1.8.0_45] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350) ~[zookeeper-3.4.5.jar:3.4.5-1392090] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1068) ~[zookeeper-3.4.5.jar:3.4.5-1392090] 2016-08-29 10:19:34.541 [] WARN org.apache.zookeeper.ClientCnxn - Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect java.net.ConnectException: Connection refused at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) ~[na:1.8.0_45] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) ~[na:1.8.0_45] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350) ~[zookeeper-3.4.5.jar:3.4.5-1392090] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1068) ~[zookeeper-3.4.5.jar:3.4.5-1392090] 2016-08-29 10:19:35.644 [] WARN org.apache.zookeeper.ClientCnxn - Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect java.net.ConnectException: Connection refused at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) ~[na:1.8.0_45] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) ~[na:1.8.0_45] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350) ~[zookeeper-3.4.5.jar:3.4.5-1392090] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1068) ~[zookeeper-3.4.5.jar:3.4.5-1392090] 2016-08-29 10:19:36.745 [] WARN org.apache.zookeeper.ClientCnxn - Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect java.net.ConnectException: Connection refused at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) ~[na:1.8.0_45] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) ~[na:1.8.0_45] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350) ~[zookeeper-3.4.5.jar:3.4.5-1392090] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1068) ~[zookeeper-3.4.5.jar:3.4.5-1392090] 2016-08-29 10:19:37.849 [] WARN org.apache.zookeeper.ClientCnxn - Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect java.net.ConnectException: Connection refused at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) ~[na:1.8.0_45] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) ~[na:1.8.0_45] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350) ~[zookeeper-3.4.5.jar:3.4.5-1392090] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1068) ~[zookeeper-3.4.5.jar:3.4.5-1392090] 2016-08-29 10:19:44.255 [] WARN com.alibaba.dubbo.remoting.transport.AbstractServer - [DUBBO] All clients has discontected from /192.168.186.188:1099. You can graceful shutdown now., dubbo version: 2.5.3, current host: 127.0.0.1 2016-08-29 10:19:45.309 [] INFO com.alibaba.otter.manager.deployer.JettyEmbedServer - ##Jetty Embed Server is startup! 2016-08-29 10:19:45.309 [] INFO com.alibaba.otter.manager.deployer.OtterManagerLauncher - ## the manager server is running now ...... 2016-08-29 10:19:49.903 [] ERROR c.a.o.shared.arbitrate.impl.manage.ChannelArbitrateEvent - current live nodes:[] , but select nids:[1] , result:false 2016-08-29 10:19:49.904 [] WARN c.a.o.s.a.i.setl.zookeeper.termin.WarningTerminProcess - nid:null[1:channel:can't restart by no select live node]

这些错误只要重启就出现, 比较头疼!

原提问者GitHub用户 theseusyang