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Pierre Jarillon wrote:
| No! Even for a single computer ntpd is the _*best*_ solution.

Not every time. Especially if you are on dial-up or another intermittent
link, where it does not make much sense to run ntpd non-stop, unless you
have some external time source, e.g. a GPS receiver or a radio clock.

There is something called "burst mode" in ntpd 4.x and up, which solves
this problem, but again it would have to be either a cronjob or
something run from the ifup scripts (ntpd -q + iburst set).

| Ntpdate is useful only when you buy your PC or when you change the battery
| which is on the motherboard.

Actually ntpdate is being retired according to ntp.org (didn't know that
either). The idea for ntpdate is to set the initial time, when the clock
is way off and it would take ages for ntpd to synchronize it by slowing
down or speeding it up. And that is not only in case of a new machine -
I am not talking about servers with long uptimes here - many people turn
their machines off when they are done for the day.

| Please, read carefully http://ntp.org or
| file:/usr/share/doc/ntp-4.1.1/index.htm

Did so, there is nothing saying that running ntpd non-stop is the best
thing after sliced bread.

Jan


- --


Jan Ciger
VRlab EPFL Switzerland
GPG public key : http://www.keyserver.net/
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