Karel Sandler wrote:
> From: "Ask Bjørn Hansen" <[EMAIL PROTECTED]>
>
>> I'm surprised by your numbers though. I have a server that's in
>> the pool.ntp.org zone constantly and it's getting less than 1000rps
>> (or it was last I was looking...)
>
> The numbers mentioned on the pool pages are true assuming a ~5 minute
> average is used. I was curious about a structure of this "standard"
> peaks. A few examples with 1 minute average or even 1 second average
> are located here: http://lx.ujf.cas.cz/ntp-lx/spikes . The utmost
> I've seen so far - 1080 requests during one single second. Such
> extrema occur sometimes but always precisely at a full hour, probably
> due to a large number of ntpdate or sntp users with their periodic
> jobs.
Is there someone in the pool with access to a computer with webmin? A
quick scan through the webmin sources told me that it can set up an
ntpdate cron job for clock synchronisation. I couldn't determine at what
time this cronjob triggers; anyone care to investigate?
Greetings,
Peter.
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