Steve Kostecke <koste...@ntp.org> writes:

>On 2009-01-18, Unruh <unruh-s...@physics.ubc.ca> wrote:

>> Rob van der Putten <r...@sput.nl> writes:
>>
>>>One of my Debian Lenny boxes more then halved it's 'frequency' after a
>>>software update (among others, kernel and ntpd). It used to be 43 ppm
>>>and is now below 17 ppm and still dropping. Is this normal?

>I've seen a different frequency correction needed after a kernel is
>installed.

>> Linux seme to be having a real real problem with its time calibration
>> routines. It's drift rate jumps on reboot by up to 50PPM from one
>> reboot to the next.

>Really? I don't recall ever seeing that.

I have. I have an ntp server. Each time it reboots the rate jumps by
something like 30-50PPM.
(kernel 2.6.24.7)

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