Question

Difficulty: MediumDesigning Infrastructure for Technical Requirements and High Availability

A multinational enterprise is designing a high-availability infrastructure on Google Cloud for its internal employee directory and time-tracking portal. The application consists of stateless HTTP microservices and requires direct 10 Gbps high-bandwidth, low-latency connection between on-premises data centers and Google Cloud. The design must minimize operational management overhead while supporting multi-region fault tolerance. Which TWO architectural decisions should you recommend to meet these technical requirements?

  1. Deploy the stateless microservices on Cloud Run across multiple GCP regions integrated with a Global External Application Load Balancer.Answer
  2. Provision Dedicated Interconnect with redundant VLAN attachments across two distinct colocation edge facilities.Answer
  3. C
    Deploy the microservices onto multi-cluster Google Kubernetes Engine (GKE) clusters across multiple regions.
  4. D
    Provision Cloud Spanner with a multi-region instance configuration for standard relational application metadata storage.
  5. E
    Configure HA Cloud VPN with multiple scaled IPsec tunnels over the public internet to reach 10 Gbps throughput.

Answer

The correct architecture combines Cloud Run microservices deployed across multiple regions behind a Global External Application Load Balancer and Dedicated Interconnect with redundant connections across two colocation facilities.
Deploying stateless microservices on Cloud Run in multiple regions behind a Global External Application Load Balancer satisfies the high availability and zero operational overhead requirements. Provisioning Dedicated Interconnect with dual VLAN attachments across distinct colocation locations delivers 10 Gbps dedicated private bandwidth while ensuring 99.99% enterprise SLA.

Step-by-Step Solution

1
Evaluate stateless compute requirements
Cloud Run meets multi-region high availability requirements for stateless HTTP APIs while eliminating server/cluster maintenance overhead.
Serverless container platforms eliminate OS patching and cluster management tasks.
2
Evaluate hybrid connectivity requirements
Dedicated Interconnect with redundant links provides high-bandwidth (10 Gbps) direct connectivity with 99.99% availability.
VPN connections top out at 3 Gbps per tunnel and traverse the public internet, whereas Dedicated Interconnect offers dedicated wire speed.

Key Concept

Multi-Region Serverless Compute and Enterprise Dedicated Hybrid Interconnect Architecture
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