Cron is a time-based job scheduler format used to schedule tasks to run automatically at specified times or intervals. It's widely used in Unix-like systems and scheduling systems.
A cron expression consists of five fields separated by spaces:
* * * * ** * * * * - Every minute*/5 * * * * - Every 5 minutes0 * * * * - Every hour (at minute 0)0 0 * * * - Daily at midnight (00:00)0 9 * * * - Every day at 9:00 AM0 9 * * 1 - Every Monday at 9:00 AM0 0 1 * * - First day of every month at midnight30 14 * * * - Every day at 2:30 PM* - Matches any value (every minute, every hour, etc.)*/n - Matches every n units (e.g., */5 = every 5 minutes), - Separates multiple values (e.g., 0,30 = at minute 0 and 30)- - Specifies a range (e.g., 9-17 = 9 AM to 5 PM)? - No specific value (used in day-of-month or day-of-week)Enter your cron expression in the "Custom cron" input field for each job. The expression will override the default cron schedule for that specific job. Leave it empty to use the default cron expression.