Linux clock

ajh18 at cornell.edu ajh18 at cornell.edu
Sun Mar 25 21:12:16 UTC 2001


Thanks a lot Tom and Ned.
WebMin works great.
-Anthony

Tom <tmb at lumo.com> wrote:
> Well, the general answer is: use an admin tool; WebMin
> (http://www.webmin.com/) is my favorite.  "linuxconf" is not as nice,
> but it ships with most versions of Linux.
> 
> To answer your specific question, "date" sets the kernel clock.  PCs
> also have a clunky hardware clock that the kernel refers to when
> booting to set the kernel clock.  You can set it with "hwclock -w".
> However, you may want to set the time from an NTP server instead
> since the PC hardware clock is not very good and since the PC
> hardware clock keeps time in local, formatted wall time, which means
> that it will not be correct around daylight savings time if you
> dual-boot with Windows.  Because of all of that, the kernel doesn't
> attempt to talk to the hardware clock by default when you do things
> with "date"--many people just leave the hardware clock alone.

Ned Konz <ned at bike-nomad.com> wrote:
> look at hwclock (hardware clock/system clock), rdate (RFC 868 daytime service 
> synchronication via TCP), and/or NTP (network time protocol)
> 
> http://www.eecis.udel.edu/~ntp/software.html#UNIX





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