[ntp:questions] Re: NTP sync status

Steve Kostecke kostecke at ntp.isc.org
Thu Jun 23 21:18:17 UTC 2005

On 2005-06-23, Eugene.Novak at gmail.com <Eugene.Novak at gmail.com> wrote:

> I want to write a bash script which checks to see the status of NTP. I
> need to know whether it is sync'ing with the external server or not.
> Is there a command line method that returns something like a 0 or 1
> based on if NTP is sync'ing with an external server? Thanks.

This sets the return variable for use in a conditional:

ntpq -p | grep -q "^\*"

This makes it human readable:

ntpq -p | grep -q "^\*"; echo $?

Steve Kostecke <kostecke at ntp.isc.org>
NTP Public Services Project - http://ntp.isc.org/

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