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Two methods to modify the system time zone of Centos7!
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- 2024-01-08 15:38:22572browse
Note: After modifying the time zone of the Linux system, and then installing jvm, the jvm will use the system time zone by default.
If the system time zone setting is wrong, after installing the jvm, you can modify the system time zone, but the jvm time zone will remain unchanged unless you add the jvm startup parameter: -D user.timezone=GMT 08
# timedatectl Warning: Ignoring the TZ variable. Reading the system's time zone setting only. Local time: Mon 2016-11-21 01:52:42 EST Universal time: Mon 2016-11-21 06:52:42 UTC RTC time: Mon 2016-11-21 06:52:42 Time zone: America/New_York (EST, -0500) NTP enabled: n/a NTP synchronized: no RTC in local TZ: no DST active: no Last DST change: DST ended at Sun 2016-11-06 01:59:59 EDT Sun 2016-11-06 01:00:00 EST Next DST change: DST begins (the clock jumps one hour forward) at Sun 2017-03-12 01:59:59 EST Sun 2017-03-12 03:00:00 EDT
Set the time zone to CST (East 8th District)
# timedatectl set-timezone Asia/Shanghai Warning: Ignoring the TZ variable. Reading the system's time zone setting only. Local time: Mon 2016-11-21 14:52:59 CST Universal time: Mon 2016-11-21 06:52:59 UTC RTC time: Mon 2016-11-21 06:52:59 Time zone: Asia/Shanghai (CST, +0800) NTP enabled: n/a NTP synchronized: no RTC in local TZ: no DST active: n/a [root@localhost ~]#Method 2: TZ environment variable method
Modify .bash_profile in the user directory and append:
at the end of the fileTZ='Asia/Shanghai'; export TZ
After launching the login, log in again and use the date command to check the effect.
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