doc: improve description of refclock tai option
Emphasize that tzdata must be kept up to date in order for the correction to work as expected.
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@ -550,12 +550,11 @@ unauthenticated NTP sources in order to improve the accuracy of the clock. They
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can be selected and used for synchronisation only if they agree with the
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can be selected and used for synchronisation only if they agree with the
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trusted and required source.
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trusted and required source.
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*tai*:::
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*tai*:::
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This option indicates that the time on the given reference clock is kept in TAI
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This option indicates that the reference clock keeps time in TAI instead of UTC
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instead of UTC and that *chronyd* should apply the current TAI-UTC offset to
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and that *chronyd* should correct its offset by the current TAI-UTC offset. The
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samples taken from this refclock. To use this, the *leapsectz* directive must
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<<leapsectz,*leapsectz*>> directive must be used with this option and the
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be used as *chronyd* uses the timezone files to compute the TAI-UTC offset.
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database must be kept up to date in order for this correction to work as
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This option does not make sense if the given refclock is only being used for
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expected. This option does not make sense with PPS refclocks.
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PPS input.
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*minsamples* _samples_:::
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*minsamples* _samples_:::
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Set the minimum number of samples kept for this source. This overrides the
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Set the minimum number of samples kept for this source. This overrides the
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<<minsamples,*minsamples*>> directive.
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<<minsamples,*minsamples*>> directive.
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