crontab

PATH=/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin
SHELL=/bin/sh
ENV=/container.env

# min   hour    day     month   weekdaycommand
*/5	*       *       *       *       run-parts /etc/periodic/5min > /proc/1/fd/1 2>/proc/1/fd/2
*/15	*       *       *       *       run-parts /etc/periodic/15min > /proc/1/fd/1 2>/proc/1/fd/2
0       *       *       *       *       run-parts /etc/periodic/hourly > /proc/1/fd/1 2>/proc/1/fd/2
0       3       *       *       *       run-parts /etc/periodic/daily > /proc/1/fd/1 2>/proc/1/fd/2
0       4       *       *       6       run-parts /etc/periodic/weekly > /proc/1/fd/1 2>/proc/1/fd/2
0       5       1       *       *       run-parts /etc/periodic/monthly > /proc/1/fd/1 2>/proc/1/fd/2
#-	-       -       -       -       run-parts /etc/periodic/custom > /proc/1/fd/1 2>/proc/1/fd/2