systemd guru

Special Keywords

At every minute minutely

At every hour (00 minutes) hourly

At 00:00:00 every day daily

At 00:00:00 on Monday every week weekly

At 00:00:00 on the 1st of every month monthly

At 00:00:00 on the 1st of January, April, July, October quarterly

At 00:00:00 on January 1st yearly

Daily Schedules

Every day at 9:00 AM *-*-* 09:00:00

Every day at 6:00 AM and 6:00 PM *-*-* 06,18:00:00

Every hour on the hour *-*-* *:00:00

Every hour at 30 minutes past *-*-* *:30:00

Every 6 hours *-*-* */6:00:00

Weekday Schedules

Weekdays at 9:00 AM Mon..Fri 09:00:00

Every Monday at 10:00 AM Mon *-*-* 10:00:00

Monday, Wednesday, Friday at 2:00 PM Mon,Wed,Fri *-*-* 14:00:00

Weekends at 8:00 AM Sat,Sun *-*-* 08:00:00

Weekdays every 2 hours from 9 AM to 5 PM Mon..Fri *-*-* 09..17/2:00:00

Monthly Schedules

First day of every month at midnight *-*-01 00:00:00

15th of every month at noon *-*-15 12:00:00

Last day of every month at 11:59 PM *-*-~ 23:59:00

1st and 15th of every month at 9:00 AM *-*-01,15 09:00:00

First Monday of every month at 10:00 AM Mon *-*-01..07 10:00:00

Specific Dates & Times

New Year's Day at midnight *-01-01 00:00:00

Christmas Day at 9:00 AM *-12-25 09:00:00

June 15, 2025 at 2:30 PM (specific date) 2025-06-15 14:30:00

First day of each quarter *-01,04,07,10-01 00:00:00

Advanced Patterns

Every 3 hours *-*-* 00..23/3:00:00

Every 15 minutes *-*-* *:00,15,30,45:00

Weekdays at 8:00 AM and 5:00 PM (start/end of workday) Mon..Fri *-*-* 08:00:00,17:00:00

Every Sunday at 2:00 AM (weekly backup) Sun *-*-* 02:00:00

Every 5 minutes during midnight hour *-*-* 00:00..59/5:00