1. Viewing and Modifying Linux Timezone
1.1 Check Current Timezone
Command: "date -R"
1.2 Modify and Set Linux Server Timezone
Method A
Command: "tzselect"
Method B (RedHat Linux and CentOS Only)
Command: "timeconfig"
Method C (For Debian)
Command: "dpkg-reconfigure tzdata"
1.3 Copy the Corresponding Timezone File to Replace the System Timezone File; or Create a Symbolic Link
cp /usr/share/zoneinfo/$MainTimezone/$SubTimezone /etc/localtime
For example: To set the timezone for China, use Asia/Shanghai (+8)
cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime
2. Viewing and Modifying Linux Time
2.1 Check Time and Date
Command: "date"
2.2 Set Time and Date
For example: Command to set the system date to November 3, 2009
Command: "date -s 11/03/2009"
Command to set the system time to 5:55:55 PM
Command: "date -s 17:55:55"
2.3 Write Current Time and Date to BIOS to Avoid Reset After Reboot
Command: "hw