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InetAddress.getLocalHost()报错 Ca

InetAddress.getLocalHost()报错 Ca

作者: lvb001 | 来源:发表于2018-10-18 13:26 被阅读0次

报错详情:Caused by: java.net.UnknownHostException: ecs-4482-0002.novalocal: Name or service not known

at java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method)

at java.net.InetAddress$1.lookupAllHostAddr(InetAddress.java:901)

at java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1295)

at java.net.InetAddress.getLocalHost(InetAddress.java:1471)

... 38 more

问题原因:

解决方法:

首先在Linux命令行中查看hostname

[root@yun_app bin]# hostname

yun_app

在/etc/hosts中添加一行

127.0.0.1  yun_app

再用下列命令查看,出来结果即正确

[root@yun_app bin]# hostname -i

127.0.0.1

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