This image shows a region with one availability domain and 3 fault domains. The region provides access policies as well as logging and auditing services.
The region provides a single virtual cloud network (VCN) with an internet gateway for communications with online users and third-party tools, a network address translation (NAT) gateway for secure communications, and two subnets arranged as functional tiers. Each subnet provides security lists and a routing table.
- Production tier (public subnet): Provides the following:
- Block storage and a virtual machine (VM) for the document manager node in fault domain 1
- Block storage and a VM for the algorithm for cluster establishment (ACE) node in fault domain 2
- A VM for MySQL client in fault domain 3
- Database tier (private subnet): Provides Oracle MySQL Database Service in fault domain 2.