[ntp:questions] Selective peerstats collection

David Taylor david-taylor at blueyonder.co.uk.invalid
Sun Dec 2 20:35:47 UTC 2012


On 02/12/2012 17:51, David Lord wrote:
[]
> I use peer_summary (and loop_summary) from the ntpd distro. It
> may not be what you are looking for. It should also be easy to
> set a cron job to filter peerstats each day to extract entries
> for peers you want.
>
> This is from peer_summary on 192.168.59.67:
>
> Two stratum-1 on the lan, 192.168.59.61 from a Sure gps/pps
> usually with offset < 3 usec, and 192.168.59.64 from a Conrad MSF
> receiver usually with offset < 300 usec.
>
> peerstats.20110101
>         ident     cnt     mean     rms      max     delay     dist     disp
> ==========================================================================
> 192.168.59.22    112    0.158    0.624    1.557    0.567   23.763    9.854
> 192.168.59.61     90    0.585    0.812    1.731    0.811   22.482    9.296
> 192.168.59.64    207   -0.421    0.853    3.106    0.415  192.259    7.576
> 192.168.59.210    92    0.424    0.566    1.567    0.630   20.648    8.252
> 158.152.1.76      55   -0.088    0.768    2.052   30.318   46.053   16.456
> 130.159.196.117   52   -0.124    0.731    1.691   39.524   51.098   16.490
[]
> David

Thanks for that, David.  No, what I want is to /collect/ data only for 
selected peers, to reduce the file size and amount of I/O activity (the 
"disk" for the system might be an SD card).  I can select 
post-collection with my own NTP Plotter program, which runs on Windows.

   http://www.satsignal.eu/software/net.htm#NTPplotter
-- 
Cheers,
David
Web: http://www.satsignal.eu



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