chrony-formula/chrony/osmap.yaml

# OS parameters overriding common defaults(.yaml)

Debian:
  service: chrony
  config: /etc/chrony/chrony.conf
  ntpservers: [ '0.debian.pool.ntp.org', 
                '1.debian.pool.ntp.org',
                '2.debian.pool.ntp.org',
                '3.debian.pool.ntp.org', ]
  options: offline minpoll 8
  keyfile: /etc/chrony/chrony.keys
  driftfile: /var/lib/chrony/chrony.drift
  otherparams: [ 'log tracking measurements statistics',
                 'maxupdateskew 100.0',
                 'dumponexit',
                 'dumpdir /var/lib/chrony',
                 'commandkey 1',
                 'local stratum 10',
                 'rtconutc', ]

RedHat:
  ntpservers: [ '0.centos.pool.ntp.org',
                '1.centos.pool.ntp.org',
                '2.centos.pool.ntp.org',
                '3.centos.pool.ntp.org', ]
  otherparams: [ 'rtcsync',
                 'makestep 10 3',
                 'stratumweight 0',
                 'bindcmdaddress 127.0.0.1',
                 'bindcmdaddress ::1',
                 'commandkey 1',
                 'generatecommandkey',
                 'noclientlog',
                 'logchange 0.5', ]

Arch:
  ntpservers: [ '0.arch.pool.ntp.org',
                 '1.arch.pool.ntp.org',
                 '2.arch.pool.ntp.org' ]
  otherparams: [ 'rtconutc',
                 'rtcsync', ]

Gentoo:
  package: net-misc/chrony
  service: chronyd
  config: /etc/chrony/chrony.conf
  ntpservers: [ '0.gentoo.pool.ntp.org',
                '1.gentoo.pool.ntp.org',
                '2.gentoo.pool.ntp.org',
                '3.gentoo.pool.ntp.org', ]
  options: iburst
  driftfile: /var/lib/chrony/drift
  otherparams: [ 'rtconutc',
                 'rtcsync', ]

Suse:
  ntpservers: [ '0.arch.opensuse.ntp.org',
                '1.arch.opensuse.ntp.org',
                '2.arch.opensuse.ntp.org',
                '3.opensuse.pool.ntp.org', ]
  otherparams: [ 'rtcsync',
                 'makestep 10 3',
                 'maxdistance 6',
                 'logchange 0.1', ]