UTC

Synchronize your computer’s clock using the NTP

Coordinated Universal Time The Coordinated Universal Time (UTC) is the universally accepted time standard based on atomic clocks with leap seconds added judiciously to keep it in tune with the traditional solar time. The UTC is available as standard from designated national measurement institutes (NMIs) in most countries. It is used as the standard by …

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Calendar Time Under Linux

1.0 The system calendar time since the Epoch, 1970-01-01 00:00:00, UTC The Linux kernel maintains a system calendar time, which is initialized from the hardware real time clock (RTC) at the boot time and is incremented with the timer interrupt. The system calendar time is the number of seconds passed since January 1, 1970 00:00:00 …

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hwclock, the hardware clock query and set program

The hardware clock There are two clocks in a Linux system, the hardware real time clock (RTC) and the Linux system time maintained by the kernel. In this tutorial, we will look at the hardware real time clock. The hardware real time clock is an integrated circuit, a part of computer's hardware, powered by a …

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