ntpd

I need to roll out an change of NTP server across approx 200 Linux hosts in a variety of relatively common roles - NGINX. Postfix, MySQL, MongoDB, Redis, RabbitMQ, Greylog for example. The boxes are broadly using either an upstream internal version using the same clock source, or Debian/Ubuntu...

I have a Debian Linux setup on a Raspberry Pi. In addition to DNS - which I've already set up - I would like to make the device be an NTP server as well. I already know I have to install the "ntp" package in order to set up a server. The problem is that the device has no RTC and so I do not...

If ntpd works, then the kernel copies system time to hardware clock every 11 minutes. It is show by command adjtimex --print I want to stop the kernel eleven mode. If I run hwclock --hctosys, the eleven mode stops. But some time later it restores. I think, it is due to ntpd. How can I stop the...