AWS Global Infrastructure

graph TD
    %% Global AWS Infrastructure Hierarchy

    A[Global AWS Infrastructure] 
    
    A --> B[Regions <br/>
    Over 31 Regions worldwide <br/> Geographical areas with multiple isolated AZs  <br/> US East N Virginia\nContains 3 or more AZs for high availability <br/>
    **Example:** us-east-1 eu-west-1]
    
    B --> C[Region <br/> <br/> Example: US East N Virginia\nContains 3 or more AZs for high availability]
    
    C --> D[Availability Zones AZs <br/><br/> Isolated locations within Region \nApprox 60 miles apart \nIndependent power and networking \nExample: us-east-1a us-east-1b us-east-1c]
    
    D --> E[Data Centers <br/><br/> One or more physical facilities per AZ \nRedundant power cooling connectivity \nHouses racks of servers storage network gear]
    
    E --> F[Racks <br/><br/> Organized rows of server chassis \nPower distribution units PDUs \nNetwork switches per rack \nTypically 42U height]
    
    F --> G[Servers <br/><br/> Individual physical hosts \nCPU RAM storage NICs \nRun hypervisors hosting EC2 instances \nExample: c5.xlarge on Intel Xeon]
    
    G --> H[EC2 Instances <br/><br/> Virtual machines on servers \nUser workloads run here]
    
    
    style A fill:#e1f5fe
    style B fill:#f3e5f5
    style C fill:#fff3e0
    style D fill:#e8f5e8
    style E fill:#fce4ec
    style F fill:#fff8e1
    style G fill:#f1f8e9
    style H fill:#e3f2fd