[ntp:questions] losing time fast

Mike S mikes at flatsurface.com
Mon Jul 9 19:08:22 UTC 2012


On 7/9/2012 2:14 PM, Fritz Wuehler wrote:
> I noticed the clock on my main desktop was off by 28 minutes today and it
> increased to 45 minutes. I resync'd with ntpdate manually and it has drifted
> behind again about 7 minutes in the last few hours.

NTP will only correct for local clock error up to 500 ppm. 1 minute per 
day is greater than that, so 7 minutes in several hours would be _way_ 
out. My guess is a hardware issue on the PC has caused the local clock 
to fall out of the adjustment range, so NTP won't even try to keep it 
sync'd.




More information about the questions mailing list