What is creating a Jira backup file every 3 hours?

unknown

On my Jira server v7.5.2 (CentOS 7), in /data/atlassian/jira/export, there is a bunch of zipfiles created every 3 hours, each around 200 Mb in size:

...

2018-Aug-14-0000.zip
2018-Aug-14-0300.zip
2018-Aug-14-0600.zip
2018-Aug-14-0900.zip
2018-Aug-14-1200.zip
2018-Aug-14-1500.zip

...

Apparently they're automated backups.  However, there is neither any Scheduled Job nor any cron job with such a timing.  What is creating these files?

Thanks in advance.

Mikael Sandberg

Go and check your services under Administration > System > Advanced > Services, there you should find  job for the xml backups, com.atlassian.jira.service.services.export.ExportService that is setup by default.