演讲人：吴平

职 位：思科IT架构师

演讲内容：思科IT全球云战略

应用演进

数据演进

消费模式 平台生态 汇聚架构

全球企业网络 全球数据中心分布 安全 治理 人 流程

思科IT

企业云战略的思考

本地部署的数据中心 (企业私有)

非本地部署的数据中心 (公共/公有)

本地部署的“边界”

(企业私有)

基础设施即服务 IaaS

平台即服务 PaaS

软件即服务 SaaS

即服务

按需

弹性

自动化

多租户

动态分配

交付模型

定位

Cloud Services and Applications IOx

(轻量级 应用环境)

CITEIS (思科IT弹性基础 架构服务)

云的范畴

CITEIS (思科IT弹性基础 架构服务)

• 思科IT云演进之旅– 过去和现在

• 思科IT的全球云战略 – 未来

• 以应用为中心的基础架构

议程

思科概览

13,632 UCS Blades

56,355 Virtual Machines

28.8MW

Data Center

Capacity

87PB Overall Usable

Storage

72,468 Employees

482 Offices

94 Countries

4,326 Routers

6,572 LAN Switches

136,381 Connected

Stakeholders

201,023 Connected

User Devices

94 Services

SJC

45% RTP

14%

AM Other

6%

EU/EM 7%

India

21%

AP Other

7%

Global

Distribution

of IT Staff

5.8 Billion

DNS Requests

per day

Data as of January 2017

2000 OpenStack apps.

6000 Openshift containers

4000 prod. App deployed

思科IT云演进之旅: 过去和现在

• 全新市场和商业模型

• 全球扩张

• 用户体验

• 帮助客户成功

• 增加数据中心层级

• 多站点架构

• 无高风险区域

• 提升可用性和可恢复能力 • 创建/占据

数据中心

• 优化需求

• 巩固

• IT即业务

• 互联网服务提供商模式

• 服务导向式架构

• 聚焦卓越运营

全球数据中心战略

虚拟化是关键

容量

弹性

转型

促进增长

全球数据中心战略

弹性

P1级别计划外宕机时间 下降 93% MVDC

+ DR 上升 93% 安全感知

20%至65%

交付虚拟机时间

转型

45天到15分钟

交付应用程序

环境时间 45 天到1天 成本 下降 70%

提供自助服务 25%至80%

虚拟化占比 40% 至 95% 数据中心设施容量

14兆瓦至30兆瓦 容量

关键指标– 过去八年的持续提升

B

A Tier 3

2x Tier 3

Tier 1 和 Tier2

2A

2A B B

B

B

B B

B

1A

B B

B 1A

B

B

B

B

B

B

B

全球数据中心分布

云基础架构服务演进历程

* 完全可编程的基础架构

思科 Nexus

思科 UCSx86

计算/网络虚拟化

思科开放式网络环境(ONE)

镜像库

服务目录

展示/分摊

ACI,APIC

网络分段

平台即服务

数据库

软件开发即服务

思科IT弹性基础架构服务(CITEIS)

统一基础设施 虚拟化 自动化 自助服务 多租户 弹性

2009 2011 2013 2015*

容器技术

原生的云应用

数据驱动运维

混合云

学习型网络

自保护应用

2017

微服务 任意云

2019

思科IT弹性基础架构服务的方案组件 Cisco One Cisco UCS Resource Managers

消息总线

CITEIS API Server

自动化包

思科流程编排 Prime 服务目录

自动化提交 自助服务— 服务目录

数据中心资源

网络管理 APIC , AVS

存储管理

云管理 vCenter, OpenStack

集成的平台即服务 轻量级应用程序

企业管理 地址管理, 主机管理, Puppet, 事

件管理, 变更管理

思科IT的全球云战略: 未来

全球云战略

• 最大化云的能力-云原生

• 复制和移动,安全随行

• 按需自动伸缩

• 弹性和性能的地理分布

• 优化现有DC资源

• 安全多租户

• 灵活可编程基础架构

• 向公有云延展数据中心能力 (混合云)

• 按照业务的速度交付结果

• 简化部署和运营

• 以API方式呈现云服务

• 将应用和基础架构关联

• 策略驱动的编排和安全

• 数据驱动的运营和安全

可编程能力为关键

容量 (优化& 扩展)

软件定义智能

应用/数据 转型

速度

能力 (优化& 拓展

软件定义的智能

应用/数据 转化

速度

可编程能力为关键

• 最大化云的能力-云原生

• 复制和移动,安全随行

• 按需自动伸缩

• 弹性和性能的地理分布

• 优化现有DC资源

• 安全多租户

• 灵活可编程基础架构

• 向公有云延展数据中心能力 (混合云)

• 按照业务的速度交付结果

• 简化部署和运营

• 以API方式呈现云服务

• 将应用和基础架构关联

• 策略驱动的编排和安全

• 数据驱动的运营和安全

全球云战略

云本生

云洞察 云编排

云资源

软件定义的 智能

云原生应用 Leverage Cloud Capabilities to Build Fast, Highly Available, Agile, and Portable Services

• API Based Application Deployment

• Optimized for Horizontal Scaling

• Application Provides Limited Resiliency

云容许Cloud-Tolerant (Functional in a Cloud Environment)

云就绪Cloud-Ready (Flexible Application Leveraging Cloud

Capabilities)

云原生Cloud-Native (Intelligent Application That Maximizes

Use of Cloud Capabilities)

C C

C

Health API

Management API

Service

Contract

Dependencies/Requirements

Service-Oriented

Self-Describing

Capability

Endpoint

Publish/Subscribe

Portable

Stateless

Manageable

Fault-Tolerant

Self-Optimizing

Self-Defending

Client

A

C

C

• Monolithic Application Architectures

• Application Maintains State for Components

• Resiliency Limited to Infrastructure Capabilities

Can scale up and down

Can move around and still function

Can scale up and down at will

Can move around and not

lose transactions

Can scale up

Can move with change management

Actions done TO the application

Actions done FOR the application

Actions done BY the application

Infrastructure Centric

Application Centric

数据中心堆栈的演进

计算, 网络, 存储 （UCS, Nexus, EMC, NetApp）

虚拟化软件 (vSphere)

资源管理 (VMWare)

工作流 / 管理 (CIAC, 手动)

工作负荷

虚拟机

操作系统

虚拟应用程序 存储系统 块存储 文件存储 对象存储

以虚拟机为中心 的云堆栈 (2003-2015)

以应用为中心 的云堆栈 (现在)

融合式基础架构 (ACI, UCS, NetApp, Ceph, NFV)

虚拟化软件 (vSphere,KVM)

资源管理 (VMWARE, OpenStack, LAE/OpenShift)

工作流 / 管理 (StackStorm, Puppet)

App Profile (TOSCA, 定制)

虚拟存储器

操作系统 存储系统 块存储 文件存储 对象存储

超融合式基础架构 (ACI, UCS + Cisco Storage?, NFV)

轻量级Linux (Redhat Atomic)

集群管理 (Kubernetes, Mesos, LAE/OpenShift)

工作流/管理 (StackStorm, Puppet/Ansible)

微服务 (POD, TOSCA)

以应用为中心 的云堆栈 (未来)

容器 (Docker)

容器化的应用 存储系统 块存储 文件存储 对象存储

HDFS

以应用为中心的云 云编排

Self-Service Catalog

策略

基于Profile的应用开发

C

工具链

持续交付

自描述 打包 易管理 容错 自我优化

应用程序接口

应用程序接口

可编程服务

C

容器 平台

云数据库

可编程基础架构

传统状态: GIS数据中心基础架构

网络服务 –物理

交换机

Leaf交换机端口 网络

存储集群

存储

存储节点

统一计算系统域

计算

刀片服务器

网络服务 – 物理

交换机

Leaf交换机端口

存储集群

存储节点

统一计算系统域

刀片服务器

网络服务 – 物理

交换机

Leaf交换机端口

存储集群

存储节点

统一计算系统域

刀片服务器

传统基础架构 MT-IaaS基础架构 工程化基础架构

Cisco Confidential 19 © 2013-2016 Cisco and/or its affiliates. All rights reserved.

基于融合式基础架构的云原生应用

计算 • 灵活放置

• 工作负载对可用资源的请求

• 弹性

• 横向扩展

+ =

工作 工作执行 工作负载

存储

网络

云原生应用

问题：“我们能否在未来五年内，基于我们现有的数据中心持续运营？”

方法: 考虑到数据中心分布的固定 如果我们不增加物理分布，能否满足日益增长的需求？

答案: 是的，我们可以

即使在当前的物理空间内部，我们仍可以实现快于需求的容量增长

如何实现:

1.日常的技术更新

2.交付全球云战略的能力

数据中心能力深挖 – 结果概览 (RTP1)

底面积& 功率 – 利用率百分比

空间百分比 电力百分比 （No Action）空间百分比 （No Action）电力百分比

全球数据中心部署 Functional/Tenancy View

DC Facility

Cloud Svc Provider

Legend

目标状态 目前状态 Gradual evolution towards target state

Global scope

Region

弹性与性能 区域--应用与数据的分布

RCDN9 Region 1 Region 2 RTP1 ALLN01

DR

Data

Application

Critical

Legend

ACI以应用为中心的基础架构

全球数据中心ACI实现

AER01

RCDN9

RTP1

Allen

TBD

Business App Scope 2,500

IT Compute 30,000

Subnets 1,400

Business impacting apps chosen to

migration before moving onto Engineering

Datacenters.

SJC

ACI Deployed &

Migration in Place

ACI Within the Next 18

Months (TBD)

ACI Deployed, Migration to

Kick Off

Engineering DCs

思科 IT: Fabric 设计

ACI: N9509, N93128, APIC

UCS Fl 6296

UCS: B420m3, B200m4, B200 m3

AVS/ESX/vCenter

NetApp cDOT

Citrix VPX

ASAv

CIAC (eStore & CPO for automation

Design Goals

1. Any Workload Anywhere in DC

2. Manage DC Resource pools within Virtual boundaries

3. Near Zero Application Downtime

4. Enhanced Security

BRK

COC

-

2006

2

6

DMZ

Core

Internal

Core

Clustered

Data on Tap

41

36

31

26

21

16

11

6

1

42

40

39

38

37

35

34

33

32

30

29

28

27

25

24

23

22

20

19

18

17

15

14

13

12

10

9

8

7

5

4

3

2

41

36

31

26

21

16

11

6

1

42

40

39

38

37

35

34

33

32

30

29

28

27

25

24

23

22

20

19

18

17

15

14

13

12

10

9

8

7

5

4

3

2

41

36

31

26

21

16

11

6

1

42

40

39

38

37

35

34

33

32

30

29

28

27

25

24

23

22

20

19

18

17

15

14

13

12

10

9

8

7

5

4

3

2

41

36

31

26

21

16

11

6

1

42

40

39

38

37

35

34

33

32

30

29

28

27

25

24

23

22

20

19

18

17

15

14

13

12

10

9

8

7

5

4

3

2

41

36

31

26

21

16

11

6

1

42

40

39

38

37

35

34

33

32

30

29

28

27

25

24

23

22

20

19

18

17

15

14

13

12

10

9

8

7

5

4

3

2

41

36

31

26

21

16

11

6

1

42

40

39

38

37

35

34

33

32

30

29

28

27

25

24

23

22

20

19

18

17

15

14

13

12

10

9

8

7

5

4

3

2

41

36

31

26

21

16

11

6

1

42

40

39

38

37

35

34

33

32

30

29

28

27

25

24

23

22

20

19

18

17

15

14

13

12

10

9

8

7

5

4

3

2

41

36

31

26

21

16

11

6

1

42

40

39

38

37

35

34

33

32

30

29

28

27

25

24

23

22

20

19

18

17

15

14

13

12

10

9

8

7

5

4

3

2

ESXi

Openstack

Border Storage Virtual Compute Bare Metal

ACI

01

05

10

15

20

25

30

35

40

02

03

04

06

07

08

09

11

12

13

14

16

17

18

19

21

22

23

24

26

27

28

29

31

32

33

34

36

37

38

39

41

42

01

05

10

15

20

25

30

35

40

02

03

04

06

07

08

09

11

12

13

14

16

17

18

19

21

22

23

24

26

27

28

29

31

32

33

34

36

37

38

39

41

42

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44

Cisco Nexus 2148T

1GE Fabric Extender

STAT

ID 45 46 47 48 1 2 3 4

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

01

05

10

15

20

25

30

35

40

02

03

04

06

07

08

09

11

12

13

14

16

17

18

19

21

22

23

24

26

27

28

29

31

32

33

34

36

37

38

39

41

42

01

05

10

15

20

25

30

35

40

02

03

04

06

07

08

09

11

12

13

14

16

17

18

19

21

22

23

24

26

27

28

29

31

32

33

34

36

37

38

39

41

42

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44

Cisco Nexus 2148T

1GE Fabric Extender

STAT

ID 45 46 47 48 1 2 3 4

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYS

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

SYS

PWR

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PWR

SYS

PWR

SYS

PWR

SYS

PWR

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PWR

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PWR

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SYS

PWR

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PWR

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PWR

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USCS C260 M2

PWR

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PWR

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PWR

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PWR

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PWR

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PWR

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PWR

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PWR

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SYS

PWR

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PWR

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USCS C260 M2

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PWR

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PWR

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PWR

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PWR

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PWR

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PWR

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PWR

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PWR

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USCS C260 M2

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PWR

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PWR

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PWR

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PWR

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PWR

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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01

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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44

Cisco Nexus 2148T

1GE Fabric Extender

STAT

ID 45 46 47 48 1 2 3 4

USCS C260 M2

PWR

SYS

PWR

SYS

PWR

SYS

PWR

SYSPWR

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PWR

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PWR

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PWR

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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USCS C260 M2

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Cisco Nexus 2148T

1GE Fabric Extender

STAT

ID 45 46 47 48 1 2 3 4

USCS C260 M2

PWR

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思科IT的ACI设计– 租户隔离 具备控制，安全和故障隔离的云运营模式

• EPGs

• Policies

• Network

Services

租户 1

• EPGs

• Policies

• Network

Services

租户 2

• EPGs

• Policies

• Network

Services

租户 N

公共租户

• VRF - dmz

• VRF - internal

• Common Policies

• Bridge Domains (Subnets)

• Enterprise Services

Internet

DC 核心

内部

ACI环境下的Hadoop物理架构

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Virtual Compute

Fabric

Nexus 9508 Spines

Nexus 9396 Leafs

Hadoop Clusters (BM)

Fabric Interconnects

VM1 VM2 VM3 VM4

VM1 VM2 VM3 VM4

ACI

Fabric

Fabric Interconnects

CISCO INTERNAL EXTNET

Hadoop Clusters (BM)

Fabric Interconnects

80 Gb/s per Rack

80 Gb/s per Rack

160 Gb/s 160 Gb/s

40 Gb/s Each Components Details

OS RHEL 6.4

Distribution MapR (M7)

Server (node) UCS 240 M3/M4 – 16 cores (w HT – Hyper Threading 32 cores)

Processor E5-2655

Memory per Node

256/512 GB

Storage per Node

M3 - 22*1 TB /M4 - 22*1.8 TB

No. of Nodes 116

Cores 1856 (Hyper Threading enabled)

Total Memory 43264 GB

Storage 3612 TB

Cisco Tetration 分析架构 Overview

分析引擎

Cisco Tetration

Analytics™ Platform

可视化与报告

Web GUI

REST API

Push Events

数据收集

Host Sensors

Network Sensors

Third-Party

Metadata

Sources

Tetration

Telemetry

Configuration

Data

Cisco Nexus®

92160YC-X

Cisco Nexus

93180YC-EX

VM

BRKCOC-2006 29

Application we are analyzing(LAE)

Flows to other applications (within DC)

Flows to other DCs

Internet traffic

Tetration 报告与平台迁移

迁移

Infr

astr

uctu

re

Traditional ACI

Seed Compute

Nexus ASA ACE ACI SW ASAv Netscaler

Seed Storage Compute Storage

Build the ACI Fabric in Existing Data Centers

Install Seed Compute/Storage into ACI Fabric

Connect Fabric to Traditional Network

Configure EPGs, contracts, etc.

Move Applications to ACI

Move Compute/Storage Unit

Application Dependency Mapping

3

Iterate: Identify next App(s) to set up and migrate

0

1

2

4

5

7

6

LIF

LIF

Exist ing

Appl icat ions

Application

Network

Profile

BRK

COC

-

2006

3

1

Hadoop 迁移至 ACI

30% improvement in

network latency

Simplify Extend

the Cloud Insights Operational Excellence Culture

Thanks！