[ntp:questions] Linux 11-minute mode (RTC update)

Serge Bets serge.bets at NOSPAM.laposte.invalid
Wed Apr 9 10:21:48 UTC 2008

Hello Evandro,

 On Tuesday, April 8, 2008 at 8:13:18 -0700, Evandro Menezes wrote:

> It shouldn't be forgot that the RTC can only be set and read with a
> granularity of seconds only.  The 11-minute scheme doesn't synchronize
> the RTC to the exact second

Granted, the eleven-minutes mode is bad. But not *so* bad. It sets the
RTC tick in sync with real seconds, with a random error of maximum
7 milliseconds.

That's just that hwclock 2.32 does the same with a max error of
10 microseconds, ie. almost 3 orders of magnitude better.

Serge point Bets arobase laposte point net

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