tested on slack150
pgrep -a ntp # empty ls -lF /var/log/packages/ntp* # empty ls -lF /var/log/packages/openntp* # empty ls -lF /etc/rc.d/rc.*ntp* # empty sbopkg -r sbopkg -i chrony ls -lF /etc/rc.d/rc.chrony cat /etc/adjtime cp -pi /etc/chrony.conf /etc/chrony.conf.dist vi /etc/chrony.conf pool COUNTRY-CODE1.pool.ntp.org iburst pool COUNTRY-CODE2.pool.ntp.org iburst driftfile /var/lib/chrony/drift makestep 1.0 3 rtcsync hwclockfile /etc/adjtime cmdport 0 #local stratum 10 #peer x.x.x.x #peer x.x.x.x
and in case you want it to become authoritative over some subnet
#local stratum 10 #allow x.x.x.x/x
rc.chrony restart pgrep -a chronyd netstat -lntup | grep 123
https://chrony.tuxfamily.org/doc/4.3/chronyc.html
https://chrony.tuxfamily.org/faq.html
https://redhat.com/sysadmin/chrony-time-services-linux –> allow