时间同步 ntp
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yum -y install ntp
# ceph-k8s-01
$ vi /etc/ntp.conf
driftfile /var/lib/ntp/drift
restrict default nomodify notrap nopeer noquery
restrict 127.0.0.1
restrict ::1
restrict 172.20.5.0 mask 255.255.255.0 nomodify notrap # 添加可以同步时间的网段
server 127.127.1.0 # 外部时间服务器不可用时, 以本地时间作为时间服务
Fudge 127.127.1.0 stratum 10
includefile /etc/ntp/crypto/pw
keys /etc/ntp/keys
disable monitor
# ceph-k8s-02和ceph-k8s-03,同步ceph-k8s-01
$ vi /etc/ntp.conf
server 172.20.5.25 iburst minpoll 4 maxpoll 10
systemctl start ntpd
systemctl enable ntpd
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ssh-keygen
sshpass -p ${password} ssh-copy-id -o StrictHostKeyChecking=no root@ceph-k8s-01
sshpass -p ${password} ssh-copy-id -o StrictHostKeyChecking=no root@ceph-k8s-02
sshpass -p ${password} ssh-copy-id -o StrictHostKeyChecking=no root@ceph-k8s-03