Tuesday, July 04, 2023

Re: ntpd and ppm

On 2023-07-04 17:27, Martin Schröder wrote:

> Am Di., 4. Juli 2023 um 23:20 Uhr schrieb J Doe <general@nativemethods.com>:
>> I checked: man ntpd and: man 2 adjfreq, and while: man 2 adjfreq
>> mentions the same unit - "ppm" - it doesn't explain what that means.
>>
>> What does "ppm" stand for ?
>
> microseconds per second.

Hi Martin,

Ah, I see! From Google there was a link that referenced PPM with a
different: ntpd implementation and it mentioned "Parts Per Million", but
I was confused by that as I have only heard of Parts Per Million with
pollution / chemistry ... but microseconds per second makes sense.

Thanks!

-J


Links
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[1]
https://support.hpe.com/hpesc/public/docDisplay?cc=at&docId=emr_na-c01534439&lang=de-at

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