tldr/pages/linux/hwclock.md

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2016-05-23 05:11:30 +01:00
# hwclock
2016-05-25 18:16:02 +01:00
> Used for reading or changing the hardware clock. Usually requires root.
> More information: <https://manned.org/hwclock>.
2016-05-23 05:11:30 +01:00
- Display the current time as reported by the hardware clock:
`hwclock`
- Write the current software clock time to the hardware clock (sometimes used during system setup):
`hwclock --systohc`
- Write the current hardware clock time to the software clock:
`hwclock --hctosys`