cron is a daemon for running programs at
regular intervals. The programs and intervals are specified in a
which can be edited with crontab(1).
crontab -e as the superuser will edit the system crontab; otherwise,
it will edit the crontab for the current user.
Once you have chosen and installed an implementation,
crond service, which is a
symlink to the actual service (e.g.
dcron). If you install several
implementations, you can choose which one to use via
xbps-alternatives(1); this will
crond symlink appropriately. Implementation documentation will be
available in crond(8).
As an alternative to the standard cron implementations, you can use
snooze(1) together with the
which are provided by the
snooze package for this purpose. Each of these
services execute scripts in the respective