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https://crontab.tech/every-4-hours#:~:text=How%20to%20run%20a%20script%20in%20crontab%20every,%2Fpath%2Fto%2Fyour%2Fscript%20Step%203%3A%20Save%20the%20file.%20That%27s%20it%21
https://crontab.tech/every-4-hours
Cronjob let's you run a script to do a repetitive job in an efficent way, here's how you can schedule a cronjob for every 4 hours: Step 1: Edit your cronjob file by running "crontab -e" command. Step 2) Add the following line for every 4 hours interval: 0 */4 * * * /path/to/your/script. Step 3: Save the file.
https://crontab.guru/every-4-hours
sunday (non-standard) Cron job every 4 hours is a commonly used cron schedule.
https://stackoverflow.com/questions/44432494/run-immediately-then-every-4-hours-in-cron
1. For the first immediate run, just execute the command manually. Then set your cron up like this to have it execute continuously every 4th hour. 0 */4 * * * yourCommand. This will run yourCommand every 4 hours (00:00, 04:00, 08:00......) Share.
https://serverfault.com/questions/39004/what-is-the-correct-syntax-to-run-cron-every-4-hours
0 0,4,8,12,16,20 * * * /cmd.sh That's probably how I would do it. This will run the job every 4 hours, on the hours of 00:00, 04:00, 08:00 12:00, 16:00, 20:00. This is just a little more verbose way of writing */4, but it should work the same.
https://salesforce.stackexchange.com/questions/16841/apex-cron-job-command-to-schedule-an-apex-job-to-run-every-4-hours-daily
If you use the following chron string for your scheduled job, it will run every 4 hours (at set times) Monday through Friday. apexScheduledJob j = new apexScheduledJob (); String sch = '0 0 0,4,8,12,16,20 ? * MON-FRI'; System.schedule('My Job', sch, j); If you wanted it to run every day, you would just change it to. String sch = '0 0 0,4,8,12,16,20 ?
https://docs.microsoft.com/en-us/azure/azure-functions/functions-bindings-timer
The numbers in a CRON expression refer to a time and date, not a time span. For example, a 5 in the hour field refers to 5:00 AM, not every 5 hours. The default time zone used with the CRON expressions is Coordinated Universal Time (UTC).
https://docs.splunk.com/Documentation/Splunk/8.2.3/Alert/CronExpressions
In cron expressions with an interval of /N, all values in the specified range that are intervals of N are used. If a number in the range is outside of the interval N, the value resets to 0. For example, */9 * * * * means "every nine minutes" starting with minute 0 within an hour. The following minute field values are used: 9, 18, 27, 36, 45, 54.
https://docs.aws.amazon.com/AmazonCloudWatch/latest/events/ScheduledEvents.html
The following examples show how to use rate expressions with the AWS CLI put-rule command. The ...
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