[ntp:questions] Raspberry Pi error in PPM offset

unruh unruh at invalid.ca
Fri Aug 23 17:09:03 UTC 2013

On 2013-08-23, David Woolley <david at ex.djwhome.demon.invalid> wrote:
> On 23/08/13 16:28, james.peroulas at gmail.com wrote:
>> I'm suspecting that NTP has been told that the reference timer it is using has a frequency of X MHz when it actually has a frequency of X*(1+2.5e-6)MHz. Where would I look for such configuration information? I'm suspecting that it's in one of the kernel headers.

No it has not. It is completely and uttely agnostic on the rate, and
sets the rate given the offsets. It sets the rate so that the offsets
are zero, whatever that takes.
Your measurement procedure is HIGHLY suspect.

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