[ntp:questions] Can a clock drift be too big for ntpd?

Hal Murray hal-usenet at ip-64-139-1-69.sjc.megapath.net
Wed Oct 24 19:38:32 UTC 2007


In article <slrnfhv6ug.7qo.pln at glast2.Stanford.EDU>,
 Patrick Nolan <pln at glast2.Stanford.EDU> writes:
>On 2007-10-20, Steve Kostecke <kostecke at ntp.org> wrote:
>> The hardware clock in a PC is made of exceedingly cheap components. A
>> common quartz wristwatch is a better clock.
>>
>I have noticed this.  Until WWV-controlled clocks came out, my most
>accurate timepiece was a $20 Casio wristwatch.  When the first one
>broke I got another which was just as accurate.  It really bugs me
>that clocks in computers and cars are not as good.  I'm amazed that
>clock radios, plugged into the 60 Hz supply, aren't as good.
>Sometimes I wish I had an old-fashioned motorized electric clock
>powered by AC.

Wrist watches work in a nice, temperature controlled environment.

Motors are expensive.  Transistors are almost free if you need
the package for something else.

-- 
These are my opinions, not necessarily my employer's.  I hate spam.




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