[ntp:questions] empty refid in ntpq output

Harlan Stenn stenn at ntp.org
Thu May 9 06:31:53 UTC 2019


Daniel Nelson writes:
> I'm working on a project that attempts to parse the output of `ntpq -p`, and
> have heard a report that sometimes the refid is empty.  Here is the output I'
> m
> seeing, the indention was mangled by the logging system, so I've attempted to
> realign things below:
>
> remote            refid     st t when poll reach delay offset jitter
> =============================================================================
> =
>  0.ubuntu.pool.n .POOL.     16 p -      64   0  0.000   0.000 0.000
> +198.1.1.1                  16 u 1048 1024 376 15.384  -0.538 0.943
>
> My question is, what does an empty refid indicate and are there any tips for
> machine parsing the output correctly given that the lines may have a differin
> g
> number of columns.

At stratum 16 the target is unsync'd, and will therefore have no refid.
-- 
Harlan Stenn <stenn at ntp.org>
http://networktimefoundation.org - be a member!



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