Cron in AWS EventBridge: Cron and Rate Expressions
Schedule AWS resources using EventBridge cron and rate expressions. Trigger Lambda, Step Functions, and ECS tasks on a precise schedule.
Published:
Tags: developer-tools, cron, aws
Cron in AWS EventBridge: Schedule Rules With Cron and Rate Expressions AWS EventBridge Scheduler (and the older EventBridge Rules) lets you trigger AWS services on a schedule using either cron expressions or rate expressions. The cron format has critical differences from standard Linux cron — using the wrong format silently produces unexpected schedules or fails validation entirely. This guide covers both expression types, the AWS-specific differences, targeting Lambda and Step Functions, and the IAM requirements that trip people up. --- Two Ways to Schedule in EventBridge EventBridge offers two scheduling mechanisms: EventBridge Rules (older) — Created in the EventBridge console under "Rules." Supports cron and rate expressions. Has some limitations with timezones and flexibility.…
All articles · theproductguy.in