Every 12 hours

Twice-daily jobs such as refreshing exchange-rate tables or reconciling payments.

Checked with the same parser Bex uses to validate schedules. Next run times are computed in your browser.

Cron expression

0 */12 * * *

minute	0
hour	*/12
day of month	*
month	*
day of week	*

Watch out for

This runs at 00:00 and 12:00. If you want 09:00 and 21:00 instead, list the hours explicitly: 0 9,21 * * *.
Bex does not set a per-job time zone: the cluster controller's clock decides. Bex's own next-run projection assumes UTC, as shown here.

Next runs

Calculating the next runs…

Edit or check this expression in the cron checker

How to write it

crontab

0 */12 * * * /usr/local/bin/my-job

Kubernetes CronJob

apiVersion: batch/v1
kind: CronJob
metadata:
  name: my-job
spec:
  schedule: "0 */12 * * *"
  concurrencyPolicy: Forbid
  jobTemplate:
    spec:
      template:
        spec:
          restartPolicy: Never
          containers:
            - name: my-job
              image: my-image

GitHub Actions

on:
  schedule:
    - cron: "0 */12 * * *"

render.yaml (Bex cron job)

services:
  - name: my-cron-job
    type: cron
    runtime: docker
    schedule: "0 */12 * * *"

Related schedules

Every 6 hours 0 */6 * * *
Twice a day 0 0,12 * * *

Run this schedule as a cron job on Bex: declare it in render.yaml and Bex keeps the run history and logs for every execution.

Cron jobs on Bex