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+# Oracle Linux
+
+## Requirement
+
+- OS disk automaticlly resize
+- OS start methond on Cloud: BIOS/UEFI
+- Disk partition: LVM/?
+- Softwares: cloud-init, agent of Cloud provider
+- Other config: https://github.com/Websoft9/mcloud/blob/master/ansible/roles/desktop/tasks/image.yml
+- Applicaitons: Desktop, Docker/Podman, Java
+
+## Upgrade
+
+You can use [leapp](https://docs.oracle.com/en/learn/ol-linux-leapp) to upgrade major version, e.g Oracle Linux8 > Oracle Linux9
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