FreeBSD/sparc64 on SunFire V215 - clock (?) problem

Miles Nordin carton at Ivy.NET
Fri Oct 16 19:55:18 UTC 2009


>>>>> "km" == KOT MATPOCKuH <matpockuh at gmail.com> writes:

    km> The time in NVRAM's clock is not synced after reboot,

    km> and time difference increases after each system restart.

    km> 14 Oct 18:31:27 ntpdate[963]: step time server 192.168.2.1
    km> offset 343.494018 sec

        [reboot]

    km> 15 Oct 10:22:53 ntpdate[962]: step time server 192.168.2.1
    km> offset 345.509317 sec

so you are finding two separate problems:

 1. if NVRAM clock were synced after reboot, the step on 15 Oct would
    be close to zero, not 300.

 2. accepting that bug exists, and the NVRAM time is never updated to
    system time, the step should be the same size on the 14th and
    15th.  Instead the nvram is gaining/losing two seconds in only 16
    hours which is much worse accuracy than you expect from the
    battery chip.
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