| 楼主当时解决了吗？怎么解决的 |
| 是不是namenode和datanode的version中的CLUSTERID不一致呀 |
Purplelione 发表于 2016-4-3 19:48 host，防火墙，hadoop权限等检查下 |
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java.net.ConnectException: Call From master/192.168.112.137 to master:8020 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused日志提示错误以上，这个是8020端口拒绝连接，可是这是为什么呢 |
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日志提示错误：java.net.ConnectException: Call From master/192.168.112.137 to master:8020 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused，貌似是连接不上 |
Purplelione 发表于 2016-4-3 19:12 有影响的 |
Purplelione 发表于 2016-4-3 19:12 报错信息如下： 2016-04-03 03:38:47,178 ERROR org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: Exception in doCheckpoint java.net.ConnectException: Call From master/192.168.112.137 to master:8020 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) ... Caused by: java.net.ConnectException: Connection refused at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:739) |
pig2 发表于 2016-4-3 18:46 查看了一下日志，报错信息如下： 2016-04-03 03:38:47,178 ERROR org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: Exception in doCheckpointjava.net.ConnectException: Call From master/192.168.112.137 to master:8020 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:526) at org.apache.hadoop.net.NetUtils.wrapWithMessage(NetUtils.java:783) at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:730) ...Caused by: java.net.ConnectException: Connection refused at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:739) at org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:206) at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:529) at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:493) at org.apache.hadoop.ipc.Client$Connection.setupConnection(Client.java:547) at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:642) at org.apache.hadoop.ipc.Client$Connection.access$2600(Client.java:314) at org.apache.hadoop.ipc.Client.getConnection(Client.java:1399) at org.apache.hadoop.ipc.Client.call(Client.java:1318) ... 18 more |
pig2 发表于 2016-4-3 18:46 我是用vmware创建三台虚拟机来搭建的，日志报错上网查了一下说是端口问题，不知道有没有影响？ |
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