第 5 章 区域设置
目录
- 5.1. 时区设置 CentOS 6
-
- 5.1.1. 查看当前时区 /etc/sysconfig/clock
- 5.1.2. tzselect - select a timezone
- 5.1.3. 时区设置 CentOS 7
- 5.1.4. 修改时区并立即生效
- 5.2. 日期、时间
-
- 5.2.1. rdate - get the time via the network
- 5.3. 语言
5.1. 时区设置 CentOS 6
timeconfig
system-config-date
5.1.1. 查看当前时区 /etc/sysconfig/clock
[root@ntp ~]# cat /etc/sysconfig/clock ZONE="Asia/Harbin" UTC=true ARC=false
5.1.2. tzselect - select a timezone
# tzselect Please identify a location so that time zone rules can be set correctly. Please select a continent or ocean. 1) Africa 2) Americas 3) Antarctica 4) Arctic Ocean 5) Asia 6) Atlantic Ocean 7) Australia 8) Europe 9) Indian Ocean 10) Pacific Ocean 11) none - I want to specify the time zone using the Posix TZ format. #?
重新启动后生效
5.1.3. 时区设置 CentOS 7
列出时区
# timedatectl list-timezones
设置时区
# timedatectl set-timezone Asia/Hong_Kong
查看时区
# timedatectl
5.1.4. 修改时区并立即生效
可用时区 /usr/share/zoneinfo
[root@ntp ~]# ls /usr/share/zoneinfo Africa Asia Canada Cuba EST Factory GMT0 Hongkong Iran Japan Mexico Navajo Poland PRC ROK Universal W-SU America Atlantic CET EET EST5EDT GB GMT-0 HST iso3166.tab Kwajalein Mideast NZ Portugal PST8PDT Singapore US zone.tab Antarctica Australia Chile Egypt Etc GB-Eire GMT+0 Iceland Israel Libya MST NZ-CHAT posix right Turkey UTC Zulu Arctic Brazil CST6CDT Eire Europe GMT Greenwich Indian Jamaica MET MST7MDT Pacific posixrules ROC UCT WET
执行 hwclock 后会立即生效
# cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime # hwclock
演示如下，你可以看到时区从 EDT 变为 CST
# cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime # date Fri Jul 4 05:57:25 EDT 2014 # hwclock Fri 04 Jul 2014 06:12:14 PM CST -0.219192 seconds # date Fri Jul 4 18:12:17 CST 2014
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原文出处：Netkiller 系列 手札
本文作者：陈景峯
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