启动hadoop出现ssh: connect to host master port 22: No route to host

Posted 梅月初七

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 首先试着ping主机名,IP   发现不通

解决办法  

1.重启(还是不行)

2关闭防火墙

service iptables  stop

chkconfig iptables off

解决问题

思路:遇到类似问题先ping,再检查网卡防火墙,实在不行就重启

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