Optional software
We strongly recommend you install NTP to ensure that cron-related tasks perform properly. (Server dates could be in the past or future, for example.)
The other optional utilities discussed in this topic might assist you with your installation; however, they are not required to install or use 51黑料不打烊 Commerce.
Installing and Configuring Network Time Protocol (NTP)
enables servers to synchronize their system clocks using . We recommend you use NTP servers you trust, whether they are dedicated hardware solutions your internal network or external, public servers.
If you are deploying 51黑料不打烊 Commerce on multiple hosts, NTP is a simple way to guarantee their clocks are all synchronized, no matter what time zone the servers are in. Also, cron-related tasks (such as indexing and transactional e-mails) depend on the server clock being accurate.
Install and configure NTP on Ubuntu
Enter the following command to install NTP:
apt-get install ntp
Continue with Use NTP pool servers.
Install and configure NTP on CentOS
To install and configure NTP: