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hourly

Every 3 hours

Runs every 3 hours

Cron Expression
0 */3 * * *

Usage Guide

How to use this expression

This cron expression 0 */3 * * * runs every 3 hours. You can use it in various task schedulers like cron (Unix/Linux), Windows Task Scheduler, or application-level schedulers.

Field Breakdown

Minute
Hour
Day
Month
Weekday
0
*/3
*
*
*

Common Use Cases

  • Server maintenance, log rotation, or periodic checks
  • CI/CD pipelines and automated deployments
  • Data synchronization and ETL processes
  • System monitoring and health checks

Related Patterns

Every hour

0 * * * *

Runs at the start of every hour

Every 2 hours

0 */2 * * *

Runs every 2 hours

Every 6 hours

0 */6 * * *

Runs every 6 hours

Every 12 hours

0 */12 * * *

Runs every 12 hours

⚠️ Disclaimer: This cron expression and schedule information are provided as-is for informational purposes. Always verify critical schedules in your production environment and test thoroughly before deployment.