新的时间同步方案

deb系列

apt update
apt install systemd-timesyncd -y 
systemctl enable systemd-timesyncd.service  --now
systemctl status systemd-timesyncd.service

RHEL系列

dnf -y update
dnf -y install systemd-timesyncd -y 
systemctl enable systemd-timesyncd.service  --now
systemctl status systemd-timesyncd.service