timedatectl1 RTC(Real Time Clock) Real Time Clock RTC stands for real time clock, also known as hardware clock. This clock is powered by CMOS battery of your computer’s motherboard. This clock runs all the time even if you shutdown your computer. Sometimes RTC time is incorrect. To find out RTC time on your computer, run this command:timedatectlOutput:Local time: Wed 2016-03-02 17:47:19 CST Universal time: Wed 2016-03-02 09:47:1.. 2018. 5. 29. 이전 1 다음