Juergen wrote: > > How will chrony help here if the PC is not online at boot time? > > >From http://chrony.sunsite.dk/guide/chrony.html > > - chronyd can perform usefully in an environment where access to the time > reference is intermittent. chronyd estimates both the current time > offset and the rate at which the computer's clock gains or loses time, > and can use that rate estimate to trim the clock after the reference > disappears.
Doesn't apply to the use case. This is *before* the PC goes online. > - chronyd provides support to work out the gain or loss rate of the > `real-time clock', i.e. the clock that maintains the time when the > computer is turned off. It can use this data when the system boots to > set the system time from a corrected version of the real-time clock. There is no corrected version of the real-time clock before the PC goes online. H