example.cron


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# Example crontab for /etc/cron.d. See crontab(5).

SHELL=/bin/sh

# Make recursive snapshots of zroot and tank/foo, keeping 24
# hourly, seven daily, eight weekly, 24 monthly, and unlimited yearly
# snapshots.
@hourly		root	snapshots.sh -c -p -t hourly -k 24 -r zroot tank/foo
@daily		root	snapshots.sh -c -p -t daily -k 7 -r zroot tank/foo
@weekly		root	snapshots.sh -c -p -t weekly -k 8 -r zroot tank/foo
@monthly	root	snapshots.sh -c -p -t monthly -k 24 -r zroot tank/foo
@yearly		root	snapshots.sh -c -t yearly -r zroot tank/foo

# Make a non-recursive snapshot of tank/bar daily at 5:00,
# preserving the three most recent snapshots.
0 5 * * *	root	snapshots.sh -c -p -t my-custom-tag -k 3 tank/bar