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虚拟化与云计算
- 3. 3 Confidential 虚拟化和云计算= CIO 的首要考虑技术 资料来源：Gartner 2009 年第 4 季度的 CIO 调查 CIO 考虑的技术 2010 年的优先级 2009 年的优先级 虚拟化 1 3 云计算 2 14
- 4. 4 Confidential VMware – 公认的业界领袖 公司概况 ? 1998 年成立 ? 2009 年收入超过 20 亿美元 ? 现金超过 25 亿美元 ? 营运利润率达 24% ? 全球 7,000 多名员工 ? 全球第 5 大基础架构软件公司 经验证的客户群 ? 170,000 多家 VMware 客户 ? 财富 100 强中的所有公司 ? 财富 500 强中 98% 的公司 ? 财富 1,000 强中 96% 的公司
- 5. 5 Confidential 2010 Milestone: 虚拟化已经成为IT规范之一 临界点 2005 2006 2007 2008 2009 2010 2011 2012 2013 Source: IDC Physical Hosts Virtual Machines 17,500,000 15,000,000 12,500,000 10,000,000 7,500,000 5,000,000 2,500,000 全球84%虚拟化应用正在运行在 VMware上. Gartner, December 2009
- 6. 6 Confidential 虚拟化技术普及之前的IT状况 Server Sprawl ? 36M physical x86 servers by 20111— a ten-fold increase over 15 years ? $140 bn in excess server capacity - a 3-year supply Power & Cooling ? $1 for every $1 spent on servers ? $29 bn in power and cooling industry wide Operating Costs ? $8 in maintenance for every $1 spent on new infrastructure ? 20-30 : 1 server-to-admin ratio Space Crunch Costs ? $1,000 / sq ft ? $2,400 / server ? $40,000 / rack 1. IDC, U.S. and Worldwide Server Installed Base 2007–2011 Forecast, Doc #207044, May 2007 2. IDC, Virtualization And Multicore Innovations Disrupt The Worldwide Server Market, Doc #206035, March 2007 3. Source: VMware
- 8. 8 Confidential 虚拟化技术的特性和技术价值 分区 ? 在一个物理服务器上同时运行多操作系统 ? 在多个虚机之间划分系统资源
- 9. 9 Confidential 虚拟化技术的特性和技术价值 Partitioning Run multiple operating systems on one physical machine Divide system resources between virtual machines 隔离 在硬件层实现故障和安全隔离 高级资源调控保证性能VMware
- 10. 10 Confidential VMware 虚拟化技术的特性和技术价值 Partitioning Run multiple operating systems on one physical machine Divide system resources between virtual machines Isolation Fault and security isolation at the hardware level Advanced resource controls preserve performance 封装 每个虚机被封装为文件 移动和复制虚机如同移动和复制文件一样 简单
- 11. 11 Confidential VMware 虚拟化技术的特性和技术价值 Encapsulation Entire state of the virtual machine can be saved to files Move and copy virtual machines as easily as moving and copying files Partitioning Run multiple operating systems on one physical machine Divide system resources between virtual machines Isolation Fault and security isolation at the hardware level Advanced resource controls preserve performance 硬件独立性 虚机可以在异构硬件安装和移动
- 12. 12 Confidential OS Exchange Operating System Virtualization OS SAP ERP Operating System Virtualization OS File/Print Operating System Virtualization OS Oracle CRM Operating System Virtualization 虚机架构 Interconnect Pool CPU Pool Memory Pool Storage Pool 传统方式 虚机架构 抽象+池化 = 降低复杂性
- 13. 13 Confidential ? Distributed Resource Scheduler (DRS) ? Distributed Power Management (DPM) ? vMotion (VM and Storage) ? vNetwork Distributed Switch ? vShield Zones 抽象+池化 = 降低复杂性 Oracle CRM Operating System SAP ERP Operating System File/Print Operating System Exchange Operating System Virtual Infrastructure Interconnect Pool CPU Pool Memory Pool Storage Pool
- 14. 14 Confidential VMware VMotion VMotion是什么? ? 通过VMware VMotion可以实现虚拟机的动态迁移, 而服务不中断 客户优势 ? 零宕机时间: 进行有计划的服务器维护和升级迁移工作负载，资源利用率最大化 ? 服务器的持续可用性, 完整的交易集成 ? 支持Fibre Channel和iSCSI SAN环境以及NAS x86 Architecture Hypervisor x86 Architecture Hypervisor VMotion迁移虚拟机 SAN、iSCSI或NAS
- 15. 15 Confidential VMwareDistributedResourceScheduler(DRS) 功能 ? 跨资源池动态调整计算资源 ? 基于预定义的规则智能分配资源 优势 ? 使IT和业务优先级对应 ? 动态提高系统管理效率 ? 自动化的硬件维护 动态负载均衡和连续智能优化，保证所有应用需要的的资源 资源池 业务需求 围绕业务进行组织和规划…而不是您的硬件!
- 16. 16 Confidential VMwareDistributed Power Management (DPM) 资源池 业务需求 下电 当整个群集需要资源减少时，整 合所有负载到少数几台服务器上 将不需要的服务器置于备用模式 当负载增加时，DPM自动将处于 备用状态的服务器唤醒 在确保服务级别的同时，最大限度 降低了数据中心服务器的耗电量 虚拟机没有中断或停机
- 18. 18 Confidential 资源按需分配、业务应用精确交付 互连池CPU 池 内存池 存储池 VMware vSphere Exchange 文件/打印应用服务器
- 19. 19 Confidential 使数据中心成为高效和有韧性的私有云 Shared pools of resources Self-optimizing Fault tolerant Self-protecting Automated Desktop or Server Workloads
- 21. 21 Confidential vSphere 4.1 提供云规模 32 hosts / cluster 320 VMs / host 10,000 VMs / vCenter (3x vs. 4.0) 1,000 hosts / vCenter (3x vs. 4.0) 3,000 VMs / cluster (>2x vs. 4.0) vCenter
- 22. 22 Confidential 灵活的资源调度 vSphere 8 concurrent migrations per server pair 128 concurrent migrations per cluster Up to 5x faster than 4.0 vSphere
- 25. 25 Confidential Java Stack Database on Linux Webserver 提供 ―硬件‖ 需要 服务 Service Catalog 从“设备”向服务的演化 IT Business
- 26. 26 Confidential Service Catalog 同目录服务整合 Directory Services Org A Org B 保证服务目录的安全
- 27. 27 Confidential 逻辑数据中心可提供不同的服务级别 One Size Fits All Datacenter Service Catalog Directory Services Org A Org B
- 28. 28 Confidential 逻辑数据中心可提供不同的服务级别 Business-Driven SLAs Gold Silver Bronze Service Catalog Directory Services Org A Org B Virtual Datacenters
- 29. 29 Confidential Bronze Business-Driven SLAs 逻辑数据中心可提供不同的服务级别 – 跨越不同云 Gold Service Catalog Directory Services Org A Org B Virtual Datacenters Silver
- 31. 31 Confidential Service Catalog Directory Services Org A Org B $100 $ 50 $150 $ 35 $175 $ 50 $275 $ 75 Pay for Use Gold SLA $100 Bronze SLA $50 USE USEUSE USE Pay for SLA 按照使用付费
- 32. 32 Confidential ? Open & Interoperable ? Automation Thru Policy ? Elastic Resource Scheduling ? Efficient Pooling ? Pay for Use ? Business Driven SLAs ? Secure Self-Service VMware vCloud Director 优化的生产环境优化的IT消费 云架构支持IT即服务的技术愿景 VMware vSphere
- 33. 33 Confidential 新IT图景 Existing Apps New Enterprise Apps SaaS Apps Existing Datacenters Public Cloud Services
- 34. 34 Confidential Existing Datacenters Public Cloud Services Existing Apps New Enterprise Apps SaaS Apps 三个关注重点 对IT的挑战: 组合全体部件 到一个整合的，安全的，法规遵从的 整体架构中 云架构和管理 云应用平台 终端用户计算
- 35. 35 Confidential VMware 实现IT即服务的技术和产物架构图 Secure, Manageable, Cohesive Application Access Application Portability VMware vSphere: Foundation for Cloud Computing vSphere vShield vCenter vCloud Director vCloud Datacenter vCloud Express Spring vFabric Hyperic vmForce Other PaaS Partners Google App Engine Other cloud infrastructure providers SaaS Applications Other SaaS Providers View Thin App Zimbra Application Mobility VMware Enabled Public Clouds Independent Public Clouds End-User Computing Cloud Application Platform Cloud Infrastructure and Management Secure Private Cloud
- 36. 36 Confidential Thank You Question & Answer Session