[ntp:questions] ntpdate function

Jacek Igalson jacek.igalson at orange.com
Wed Apr 10 10:12:24 UTC 2013

Uzytkownik "E-Mail Sent to this address will be added to the BlackLists" 
<Null at BlackList.Anitech-Systems.invalid> napisal w wiadomosci 
news:kk1h8t$e5j$1 at dont-email.me...
> Jacek Igalson wrote:
>> I have used ntpdate command with the -q option for a reason
>>  to compare time servers.
>> I am also interested in delay time.
>> I figure out that the delay taken from ntpdate differs from
>> value received from ping, ntpq or snoop.
>> I find out that real delay is rather equal to the delay
>>  taken from ntpdate subtract constant value 26 msec.
> (Shrug) Compare the ntpd / ntpq code to ntpdate code?
> ntpq should be returning the smallest of the last eight exchanges kept.
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Thanks for your answer.

1. Could you be more specific about code comparison, please

2. ntpdate can be used with option -p, 1 to 8 sampling. Difference of delay
is 0.05586 sec to 0.05359 sec. Result from ntpq is 28 msec. To big to be
a statistical explanation


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