1 Confidential
虚拟化与云计算
吴启新
大中国区高级产品市场经理
2 Confidential
议程
简介:VMware
虚拟化带来了什么
如何从虚拟化过度到云计算
VMware规划未来十年的技术愿景
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 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 强中的所有企业
• 财富 500 强中 98% 的企业
• 财富 1,000 强中 96% 的企业
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
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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
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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
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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 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 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 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
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 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 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
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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!
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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
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实例:使用虚拟化技术为数据中心节约能源开销
VMware 将服务器、存储及网络连接基础架构整合
到一起,旨在安全地实现更高的利用率
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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
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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
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虚拟化世界的巨人
开放和互操作性
依据规则的自动化操作和管理
弹性资源规划
高效的池化技术
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
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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
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基于规则的SLAs
VIP
在服务器集群内实现存储和网络访问的控制
“Noisy Neighbor”
“Traffic Control”
24 Confidential
灵活丰富的产品促销包
简便部署
统一管理
产品+服务一并获得
$495
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
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Service
Catalog
同目录服务整合 Directory
Services
Org A
Org B
保证服务目录的安全
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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
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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
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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
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Gold
Bronze
Service
Catalog
Directory
Services
Org A
Org B
按照使用付费
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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
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 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 Confidential
新IT图景
Existing Apps New Enterprise Apps SaaS Apps
Existing Datacenters Public Cloud Services
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 Confidential
VMware 实现IT即服务的技术和产品架构图
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 Confidential
Thank You
Question & Answer Session

虚拟化与云计算