[ntp:questions] Very rapid polling
unruh-spam at physics.ubc.ca
Tue Feb 10 03:36:36 UTC 2009
"Richard B. Gilbert" <rgilbert88 at comcast.net> writes:
>> In the last few days I have seen an increasing number of systems that
>> are requesting the time in NTP format several times per second. This
>> poll interval is far in excess of the usual best practices. Since
>> there are a number of such systems, it is possible that this problem
>> is a result of a new version of NTP that has just been released.
>> Please let me know if you have any information about a new version of
>> NTP that can do this or if any of you are seeing the same problem.
>> Judah Levine
>> Time and Frequency Division
>> NIST Boulder
>Have you captured the IP addresses of the systems involved? If so, have
>you identified the ISP responsible for those addresses? Complained to
>the ISP? Etc, etc?
>The half witted will always be with us. . . .
There is no way you can set up ntpd so that it will poll many times a
second, unless there is a severe bug in ntp. He is asking if perhaps such a
bug exists in the latest version of ntpd ( since the latest version just
came out a month ago, and latest devel version a week ago, this would be a
Alternatively one of those modem manufacturers may have screwed up again,
or some ntp like program has come out that has such a default.
I agree that asking the IP addressee what it is that they are running might
work, but probably not.
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