First, the basic conceptUTC is the Universal time coordinated abbreviation, which is defined and recommended by the International Radio Advisory Committee and is maintained by the International Time Bureau (BIH) in seconds-based time scales.UTC is
Reprint: http://blog.gesha.net/archives/221/ Linux system time and hardware clock issues (date and Hwclock) summarize Hwclock, this is easy to faint:
1/etc/sysconfig/clock file, only valid for the Hwclock command, and only useful when the system
1. Adjust database server timeBecause the app shook a shake activity found out of date 15 minutes, but also can continue to shake, the problem is that the database server time than the application server time is quite 18 minutes, and the app is the
Linux ntp time server configuration tutorial, ntp server configuration
Network Time Protocol (NTP) is also a new test requirement for RHCE. During study, I also reviewed how to set the Linux Time. Now I will share it with you.
It is not difficult
Summary:GMT/UTC/CST;/etc/localtime,/usr/share/zoneinfo/* time zone file,/etc/profile plus TZ variable;Hardware time RTC, system time; date,hwclock,tzselect;NTP relay SERVER;RPM–IVH ntp-*;ntpdate 0.uk.pool.ntp.org; Ntpq–p,watch
remark: article reproduced from: http://www.cnblogs.com/liuyou/archive/2012/07/29/2614338.html
Summary:
GMT/UTC/CST;
/etc/localtime,/usr/share/zoneinfo/* time zone file,/etc/profile plus TZ variable;
Hardware time RTC, system time;
Network time Protocol (NTP) is also a new exam requirement for RHCE. Study time also by the way to review how to set up Linux time, now take out and share with youSetting up an NTP server is not difficult, but NTP itself is a very complex protocol.
On the concept of time zones, in fact, junior high school geography has been involved, many people have some understanding of some, may be just the details do not understand. Why would the Earth be divided into different time zones? Because the
Time zone:
1. Run the following command to configure the time zone on the GUI:
Dpkg-reconfigure tzdataThis operation will modify two files
/Etc/timezone # This text file can be directly modified/etc/localtime # This file can be modified through a
Ntpyear 8 month Thursday17:34CentOS 7 Configuring the local time zone#用tzselect配置时区和time Zone[Email protected] asia]# /usr/bin/tzselectPlease identify a, so, time zone rules can be set correctly.Please select a continent or ocean.1) Africa2)
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.