$ crontab -l
#minute (0-59),
#|  hour (0-23),
#|  |  day of the month (1-31),
#|  |  |  month of the year (1-12),
#|  |  |  |  day of the week (0-6 with 0=Sunday).
#|  |  |  |  |  commands
*/5 * * * * /usr/bin/rsync -vv -a --delete nobody@192.168.1.10::mybestfolder /opt/mybestfolder  > /tmp/rsync_debug.log 2>&1