[ntp:questions] Power-saving patch to NTP

Uwe Klein uwe_klein_habertwedt at t-online.de
Mon May 19 08:25:35 UTC 2008


Hi Martin,

Martin Burnicki wrote:

> The next releases (i.e. v4.2.4p5 and v4.2.6) will support interface changes
> much better than older versions, at least after startup. 

> Unfortunately Linux uses an implementation of network sockets which differs
> from the implementation in other Unices, so ntpd does not receive
> notifications on interface changes under Linux. Instead, ntpd has to scan
> the interfaces in certain intervals to see if something has changed.
polling is imho the least pleasant solution. The trend (in linux) is towards
waiting on events/signaling.

IMHO having ntp react to signaling of some  kind or other would suffice.

d-bus or the if-up if-down scripts should be able to give all the
information wanted?


uwe




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