以centos7.5为例
1.修改主机名
[root@localhost ~]# hostnamelocalhost.localdomain
[root@localhost ~]# hostname k8s-node1 ##临时生效
localhost.localdomain[root@localhost ~]# hostnamectl set-hostname k8s-node1 ##重启后永久生效[root@localhost ~]# reboot
重启后
Last login: Tue Apr 2 16:00:30 [root@k8s-node1 ~]# hostnamek8s-node1[root@k8s-node1 ~]# cat /etc/hostnamek8s-node1[root@k8s-node1 ~]# hostnamectlStatic hostname: k8s-node1Icon name: computer-vmChassis: vmMachine ID: a5a43f5916c643bf83d6f99425a4b9d2Boot ID: 0043950ecb374652aebb84e6b8f05fa6Virtualization: vmwareOperating System: CentOS Linux 7 (Core)CPE OS Name: cpe:/o:centos:centos:7Kernel: Linux 3.10.0-957.el7.x86_64Architecture: x86-64[root@k8s-node1 ~]#
修改ip
[root@k8s-node1 ~]# cat /etc/sysconfig/network-scripts/ifcfg-ens33 TYPE=EthernetPROXY_METHOD=noneBROWSER_ONLY=noBOOTPROTO=staticDEFROUTE=yesIPV4_FAILURE_FATAL=noIPV6INIT=yesIPV6_AUTOCONF=yesIPV6_DEFROUTE=yesIPV6_FAILURE_FATAL=noIPV6_ADDR_GEN_MODE=stable-privacyNAME=ens33UUID=bf3736be-2267-4535-a658-39d7482dfabdDEVICE=ens33#ONBOOT=noONBOOT=yesDNS1=192.168.111.2IPADDR=192.168.111.131PREFIX=24GATEWAY=192.168.111.2PEERDNS=yesPEERROUTES=yesIPV6_PEERDNS=yesIPV6_PEERROUTES=yes[root@k8s-node1 ~]# [root@k8s-node1 ~]# [root@k8s-node1 ~]# service network restartRestarting network (via systemctl): [ 确定 ][root@k8s-node1 ~]#
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