1. View the current server time
# date -R
Thu, 28 Jul 2022 17:58:11 +0800
2. Install ntpdate service
yum install ntpdate
3. Directly use the domain name to synchronize the Alibaba Cloud server
ntpdate ntp1.aliyun.com
28 Jul 17:57:19 ntpdate[17899]: adjust time server 120.25.115.20 offset -0.005583 sec
4. Check whether the new time has been synchronized
# date -R
Thu, 28 Jul 2022 17:58:11 +0800