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wiki/concepts/Virtual-Desktop-Infrastructure.md
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title: "Virtual Desktop Infrastructure"
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type: concept
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tags:
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- VDI
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- Virtual-Desktop
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- End-User-Computing
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- Cloud-DevOps
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sources:
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- public-cloud-learning-sessions-aws-end-user-compute-services-20240430-160120-mee
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last_updated: 2026-05-11
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---
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## Virtual Desktop Infrastructure(虚拟桌面基础设施)
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虚拟桌面基础设施(Virtual Desktop Infrastructure,VDI)是通过虚拟化技术在云端交付桌面环境的解决方案。用户通过客户端设备连接到托管在数据中心的虚拟桌面,实现集中化管理、安全控制和随时随地访问。
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## VDI in AWS Context
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AWS 通过以下服务提供 VDI 能力:
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| AWS 服务 | VDI 模式 | 说明 |
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|----------|----------|------|
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| [[Amazon-Workspaces]] | 全托管 VDI | AWS 完全管理,适合知识工作者 |
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| [[Workspace-Core]] | API 访问 VDI | 提供 Workspaces VDI 基础设施 API,允许第三方 VDI 接入 |
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| [[AppStream-2]] | 应用流(非传统 VDI) | 流式应用而非完整桌面 |
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## Key Concepts
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### 持久性模型
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- **Persistent VDI**:用户状态、应用设置在会话之间保留
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- **Non-persistent VDI**:每次登录获得全新环境,适合共享池/临时场景
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### 协议
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- **WSP**(Workspaces Streaming Protocol):AWS 专用,专为高延迟网络优化
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- 其他通用 VDI 协议:PCoIP、Blast(VMware)、RDP
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### 安全考量
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- 数据不存储在端点设备(保护 IP 和敏感数据)
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- 集中策略执行(MFA、设备认证、SAML)
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- VPC 隔离
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## Related Concepts
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- [[AWS-End-User-Computing]] — AWS VDI 服务组合
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- [[Amazon-Workspaces]] — AWS 全托管 VDI
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- [[Disaster-Recovery]] — VDI DR 策略(跨区域部署)
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## Sources
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- [[public-cloud-learning-sessions-aws-end-user-compute-services-20240430-160120-mee]]
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