Only available on Exadata: The autonomous oracle database service is made up of oracle database 18c Enterprise Edition with all database options and management packs from the perspective of software packaging, Oracle Exadata X7-2 as a deployment platform and automated components for Oracle`s database operations and automated database operations (scripts best practices, procedures, etc.). Oracle offers two configuration options for the standalone database: Enterprise and Mission Critical. With 99.995% availability, ALS only applies to Mission Critical configurations, which can cost up to twice the monthly cost of the subscription. This increased cost estimate is based on the need for a standby database that could double infrastructure and memory and thus double costs if there are no additional discounts. Availability SLAs are usually triggered due to a region-wide event. If multiple CDs are down in one region, all services provided in these CDs are affected. The image shows different types of SLAs assigned to another type of service that Oracle provides service credits for the underlying compute resources consumed by customers who make claims. Service credit claims must be submitted by customers within 30 calendar days of the onset of the problem that led Oracle Cloud`s infrastructure service to breach current service obligations. Oracle will make reasonable economic efforts to process claims within 60 days of receiving a claim from Oracle. OCI has a target availability level or target service availability of 99.5%. It is important to understand that the availability of services does NOT guarantee 99.5% availability. Depending on the service used, Oracle easily offers service credits in the event of an ALS violation, as shown in the following table: Paid accounts can request the following services from Oracle support after the expiry of all months of the current service period. and multiply the score by 100 to reach a percentage.