8. Cloud OnAir
移行シナリオ
Web Server A Web Server B
App Server A App Server B
DB Server A DB Server B
Load Balancer
Front End Network
Back End Network
Clients
Web
App
DB
E-commerce
Web Server C
On-Premises
9. Cloud OnAir
移行シナリオ
Web Server A Web Server B
App Server A App Server B
DB Server A DB Server B
Load Balancer
Front End Network
Back End Network
Clients
Web
App
DB
Compute
Engine
Kubernetes
Engine
新環境
Cloud IAM
Virtual Private
Cloud
旧環境
移行
Web Server C
On-Premises
E-commerce
11. Cloud OnAir
一部リソースを移行
Web Server A Web Server C
DB Server A DB Server B
Load Balancer
Front End Network
Back End Network
Web
App
DB
旧環境
Web Server
Compute Engine
Multiple Instances
Web Server
Compute Engine
Multiple Instances
Google Cloud
Interconnect or VPN
Cloud Load
Balancing
Cloud
DNS
Web Server B
新環境
App Server A App Server B
Gateway
Clients
On-Premises
Gateway
12. Cloud OnAir
一部リソースを移行した場合のメリット
● アクセス数に応じた容易な拡張 / 縮退の実現
● Web サーバ数の変更に応じた Load Balancer への
自動設定変更
Web Server
Compute Engine
Multiple Instances
Web Server
Compute Engine
Multiple Instances
Web Server
Compute Engine
Multiple Instances
Web Server
Compute Engine
Multiple Instances
Cloud Load
Balancing
スケールアウト
13. Cloud OnAir
全リソースを移行
App Server A App Server B
DB Server A DB Server B
Back End Network
Clients
Web
App
DB
旧環境
Web Server
Compute Engine
Multiple Instances
Web Server
Compute Engine
Multiple Instances
Google Cloud
Interconnect or VPN
Gateway Cloud Load
Balancing
Cloud
DNS
Gateway
新環境
App Server
Compute Engine
Multiple Instances
Database Server
Cloud SQL
On-Premises