Source

mindref-etc / cron.d / sync-time

#
# Regular cron job for time synchronization
#
PATH=/usr/local/sbin
HOME=/
LOG=/dev/null

# Every 23 hours, e.g. 2:11, 13:11, etc
11 */23 * * * root test -x /usr/local/sbin/sync-time && sync-time > $LOG