[ntp:questions] Re: Difference between Ntpdate and NTPDaemon

Richard B. Gilbert rgilbert88 at comcast.net
Mon May 15 20:18:57 UTC 2006


Leandro Pfleger de Aguiar wrote:
> Sure
> 
>     I can understand this.  But what the phrase "ntpdate does not discipline
> the host clock frequency as does ntpd" means, once both ntpd and ntpdate use
> adjtime()? I know ntpdate use this function when offset <128ms, so why i
> cannot to say that ntpdate discipline the host clock frequency ? Just
> because ntpdate synchronize and exits ?
> 
> Tanks again !
> 
> Leandro P.
> 

ntpd disciplines the clock frequency continuously.  ntpdate makes a 
temporary adjustment of the clock frequency to correct the time.  Once 
the clock has been set or slewed to the correct time, ntpdate does 
nothing more.




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