hadoo namenode format 异常 java.net.UnknownHostException: localhost.localdomain: localhost.localdomain

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hadoo namenode format 异常 java.net.UnknownHostException: localhost.localdomain: localhost.localdomain

/etc/sysconfig/network换成你在hosts里设置的值 /etc/rc.d/init.d/network restart 重启网络 hostname后就会发现hostname变了,也就能format了,注意需要集群所有的都做同样的动作. 只要在yarn-site.xml中,配置正确resourcemanager地址就行,这个地址可以用host或者ip 另外,HOSTNAME不用刻意设置,hadoop自动会从/etc/hosts中读取host name,如果HOSTNAME也设置…

CentOS Hadoop格式化HDFS异常java.net.UnknownHostException

#bin/hadoop namenode -format DEPRECATED: Use of this script to execute hdfs command is deprecated. Instead use the hdfs command for it. 13/09/04 13:24:48 INFO namenode.NameNode: STARTUP_MSG: /**********************************************************…

hadoop分布式格式化时出现异常java.net.unknownhostexception

当搭建好分布式集群后,准备使用命令格式化时 hdfs namenode format 在日志的最后一行出现 java.net.unknownhostexception的异常,通常是你的主机名没有配置好,在core-site.xml文件中的主机名与hosts文件.network文件里的主机名不一致. 解决 vim /etc/sysconfig/network # HOSTNAME=主机名,本机唯一的 vim /etc/hosts #将IP与主机名做映射:IP地址主机名.可以做多个映射…

Hadoop格式化HDFS报错java.net.UnknownHostException: localhost.localdomain: localhost.localdomain

异常描述: 在对HDFS格式化,执行hadoop namenode -format命令时,出现未知的主机名的问题,异常信息如下所示: [shirdrn@localhost bin]$ hadoop namenode -format // :: INFO namenode.NameNode: STARTUP_MSG: /************************************************************ STARTUP_MSG: Starting NameNod…

hdfs格式化hadoop namenode -format错误

在对HDFS格式化,执行hadoop namenode -format命令时,出现未知的主机名的问题,异常信息如下所示: [shirdrn@localhost bin]$ hadoop namenode -format11/06/22 07:33:31 INFO namenode.NameNode: STARTUP_MSG: /************************************************************STARTUP_MSG: Starting Nam…

hadoop_异常_01_ Unable to determine address of the host-falling back to "localhost" address java.net.UnknownHostException: rayner

一.异常现象安装好hadoop之后,执行格式化namenode命令时,抛出以下异常: // :: WARN net.DNS: Unable to determine local hostname -falling back to "localhost" java.net.UnknownHostException: rayner: rayner at java.net.InetAddress.getLocalHost(InetAddress.java:) at org.apache.h…