Cron Reference

Cron Every 10 Seconds (Quartz)

Cron expression * * * * * */10 means Every second.

Quartz cron expression to run a job every 10 seconds: * * * * * */10. Requires Quartz scheduler — standard Unix cron does not support sub-minute intervals.

Cron Expression

* * * * * */10
*Second
*Minute
*Hour
*Day
*Month
*/10Weekday

Common use cases

  • High-frequency polling in Quartz-based Java applications
  • Near-real-time event processing in Spring Batch
  • Fast health-check probes in enterprise schedulers
  • Frequent cache invalidation in low-latency systems

Want to customize this schedule?

Open it in the visual builder to tweak the expression interactively.

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Need to monitor this cron job?

Cronhub tracks your scheduled jobs and alerts you if they fail or run late.

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Platform usage examples

Linux / Unix — crontab
# Edit your crontab
crontab -e

# Add this line to run every 10 seconds (quartz)
* * * * * */10 /usr/bin/php /var/www/html/script.php

# Or run a shell script
* * * * * */10 /home/user/scripts/job.sh >> /var/log/job.log 2>&1
GitHub Actions
# .github/workflows/scheduled.yml
name: Scheduled Job

on:
  schedule:
    - cron: '* * * * * */10'

jobs:
  run:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Run job
        run: echo "Running every 10 seconds (quartz)"
Kubernetes CronJob
apiVersion: batch/v1
kind: CronJob
metadata:
  name: my-scheduled-job
spec:
  schedule: "* * * * * */10"
  jobTemplate:
    spec:
      template:
        spec:
          containers:
          - name: job
            image: my-image:latest
          restartPolicy: OnFailure

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Frequently asked questions

What is the cron expression for every 10 seconds (quartz)?

The cron expression is * * * * * */10. Quartz cron expression to run a job every 10 seconds: * * * * * */10. Requires Quartz scheduler — standard Unix cron does not support sub-minute intervals.

How do I schedule a cron job to run every 10 seconds (quartz) in Linux?

Open your crontab with "crontab -e" and add a new line: * * * * * */10 /path/to/your/script.sh — this schedules your script to run every 10 seconds (quartz). Save and exit; the cron daemon picks up the change immediately.

What does the cron expression "* * * * * */10" mean?

Quartz cron expression to run a job every 10 seconds: * * * * * */10. Requires Quartz scheduler — standard Unix cron does not support sub-minute intervals.

Can I use "* * * * * */10" in GitHub Actions?

Yes. In your workflow YAML, set the schedule trigger: on: schedule: - cron: '* * * * * */10'. GitHub Actions uses standard 5-field Unix cron syntax, so this expression works as-is.

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