[ntp:questions] Any chance of getting bugs 2164 and 1577 moving?

Karel Sandler sandler at ujf.cas.cz
Thu Mar 22 23:10:28 UTC 2012


On Thu, 22 Mar 2012, unruh wrote:

>> In addition, it should be noted that in the case of serial PPS
>> the system time may lag behind UTC by tens of microseconds.
>
> tens of microseconds? Where does this come from? The interrupt
> processing time is not that long.

I took these numbers from 
http://www.cesnet.cz/doc/techzpravy/2007/ntp-server/.
Measurement of these delays is described in some articles listed in 
references.

Karel Sandler
-- 
e-mail:  sandler at ujf.cas.cz
phone:   +420266173271
address: NPI, 250 68 Rez, Czech Republic


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