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Developer Con1rnc - Apri 28.. 2012. Bcnqclor2 Key design considerations in building large scale Clouds Vijaykumar Natarajan Director, Product Engineering, Cloud Platforms Citrix Systems, Inc. April 2012 PDF compression, OCR, web optimization

slide-1
SLIDE 1

Developer

Con1rnc

  • Apri 28.. 2012. Bcnqclor2

Key design considerations in

building large scale Clouds

Vijaykumar Natarajan

Director, Product Engineering, Cloud Platforms Citrix Systems, Inc.

April 2012

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SLIDE 2

Personal Introduction

PSBB, Chennai BITS, Pilani

Syracuse University, NY

Informix Software,

Visigenic, Borland Cloud.com

Currently Director, Product Engineering, Cloud Platforms, Citrix

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SLIDE 3

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SLIDE 4

Seeking a precise definition seems futile...

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SLIDE 5

Everything is embracing the 'cloud'

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SLIDE 6

'As a Service' stack view I

Test

¡ n

g-a s-a-Servi ce

Application-as-a-Service

Process-as-a-Service

Inform

at ion

  • as-a-5 e rvi ce
P

Database-as-a-Service Storage-as-a-Service Infrastructure-as-a-Service

Desktop, Network, Cornrnunications,

Collaboration and many more...

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slide-7
SLIDE 7

Cloud Computing Value Elements

Computing and storage resources providing an application platform

as a service

Seff-eMce

Prc1onIng

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slide-8
SLIDE 8

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SLIDE 9

Anchored on Trust & Control Targeting Agility and Efficiency

Trusted Flexible

Controlled

Dynamic Reliable On-demand Secure

Efficient

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SLIDE 10

Trusted Cloud: The Best Of Both Worlds

Trusted Flexible

Control

Dynamic Reliable On-demand Secure

Vi rtualized

Data Center

Cloud

Computing

Virtualization

Governance & Security Information & Applications

Network Platform

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SLIDE 11

Security and ID Management Concerns

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Ip I ij

i I cl j r LI i,t

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irectcry

Vrkf

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Sy

rn

Cloud Portals, SS Apps, Multiple Devices and personal applications & data adds complexity.

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SLIDE 12

Legal and Compliance Concerns

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ttt

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J

HEALTH INSURANCE PORTABILITY

and ACCOUNTABILITY ACT

ADMINISTRATIVE SIMPLIFICATION: PRIVACY, SECUR

flY, TRANSACTIONS

SAS-1

O

***

*

* * * *

***

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SLIDE 13

M i grati

n

g Lega

cy System

s "5 billion lines of COBOL code written a year."

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SLIDE 14

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SLIDE 15

Assumption

Exception

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Wi»

PréThue

MMwiJrftric S&ites

MthkTidE

Berapa$j

Wiretdss

Beuidse

Mamotithi1ric

Stötes

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SLIDE 16

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SLIDE 17

Built for traditional enterprise

apps & client-server compute

f

  • Des

ignèd around big data, inä:sive scale & next-ge

n apps

Scale-up (server clusters) Scale-out (multi-site server farms) Apps assume reliability Apps assume failure

IT Mgmt-centric 11 :Dozens]

Autonomic [1:1,OOOs] Proprietary vendor stack

Open, value-added stack

Think: Virtual Resource Pools Think: AWS, RAX. zCloud, eBay, etc.

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SLIDE 18

Cloud Pioneers Use Next Generation Architectures

P.

amazon

.com.

  • .4

V\Iorlds largest public cloud environment

Delivering video on demand via the cloud

  • 4

Transformed their hosting business with the cloud Uses the cloud to disrupt the way we communicate

Googie

Built one of the fastest growing and most innovative companies on the planet

I

nzynga

I

Uses the cloud to sell more pigs

Ø

rickspacer1oud

  • 4

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SLIDE 19

Core expectations from an laaS Cloud

  • 1. Automated management of physical infrastructure
  • 2. On-demand provisioning of virtual infrastructure

Virtual Machine Virtual Network Virtual Storage

  • 3. API access to manage infrastructure

Multi-Site Sca lability

Isolation of environments and Multi-Tenancy

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SLIDE 20

VM Features

Determining required functionality

Networking

Features

De icated user

, networks -
  • Integrated

Firewall tntegrate iiLoad Balan

fl Address

anageméfft..

ultiple Guest etworks

P

ermiri

1h t

r usi

  • n

reventio

Storage Features :sisten rage

E

ernd

Te mpl ate

Management

Maste Templ Librar

User T.

upload

User ISO up oa .

I BI nkVM

a

I, creation

rriVate

template

Template t. anagement Features Delegated

Ad min

¡st rat

Ii'e Migration

  • s

SI Live Miàfl

  • f Storage

Usage

Meten User Inter Console Access

Multi

1111:

1Hypervis,

II Open-Sour

, Multi 11,1

Datacen er

H

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SLIDE 21

Cloud Reliability is directly connected to scalability

Availability Zone

Network I [Storage J [Servera Network] [Servera I Storage]

Add

Network

a.

Network J [Storage J

dlá

dia

[Servers J

Pod or Rack Pod or Rack Pod or Rack

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SLIDE 22

Cloud Scalability Must Span Datacenters

r

dEad dii lid

11ÌEE lid

did did

Private Rio

Management Software

Private Dehli

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slide-23
SLIDE 23

Classic Tiered Web Architecture

Exterior Firewall E-Iardware

  • r Soitware Solution Lo open

standard Frj {80, 44)

Web Load Balancer

f

Hardware o r Software solution

p

to distribute traffic over web

erver

I

Web Tier

I

Fleet ot machines handling

i

HTTP ret.

Backend Firewall Limits

I

access to applicaLiori tier from i r web Lier

I

App Load Balancer

i

Hardware or Software solution to spread traffic over app servers

I

App Server Tier

I

Fleet of maclimes handling Application speci& work loads be implemented at this layer

I

Cach rig server mach

i n es can

I I

Data Tier

I

Database Server machines with I master and local running i

  • eparaLely. Network storage for

Static objects

I

Web servej

MyWebe.com

App server

My5QL {Slave)

Backups on Thpes Periodic

backups stored on

Yap-es usially

managed by 3 party at their site

Tapes

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SLIDE 24

Pattern: Design for failure and nothing fails

Auo-scaPirg group: Web Tier

ELB: Web Tier MyWebSite.co

m

Q DNS

t

r

I Auto-scaling group Web Tier

III

II

I

Auto-aÌirigroup: AppTier

  • I

Auto-scailnggroup ;AppTier

  • .r.--__
  • II

I

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SLIDE 25

Pattern: Loose coupling sets you free

  • Auo-scaing group Web Tier

Auto-scalírg group: AppTier

MyWe bS ite.co

m

O DNS

Auto- scafl ng group Web Tet erve

Web 5erver

I

Auto-scaling group App Tier

L

Availablifty Zone 4th I Availability Zone 2

/

Cloud Front

I

I I I

p I I

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slide-26
SLIDE 26

Pattern: Implement elasticity

f r - .

I,-..

II

I'

I I

Auto-scaling group: App Tier

IAvilabiIìty Zone #1

Auto-callng group Web Tier

ELB: Web Tier MyWebSite.co

m

ONS

I-

Auto-scalIng group Web Tier

I

I I : '

H

1I

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II

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il

II II

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Availability Zone 2 , i

  • u

AvailabiLity Zone 4th

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slide-27
SLIDE 27

Pattern: Build security into every layer

  • scallnggroup Web TI

Auto-s lin

RD5

Ma te

r

ELB: Web lier

App

er

rup: App Tier

MyWebsite.co

m

DNS

' à---.-- -.--- '-

:

uuAuto-scallng

group Web1p.

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  • J

App

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slide-28
SLIDE 28

Pattern: Multiple Infrastructure Options

ELB: Web Tier

r

Auto-scaling group: Web Tier

Auto-C Ii ng grup: App Tier

MyWebSite.co m

Auto-scaling

group; Web Tier

Auto-scaling group ; App Tier

  • Availability ¿crie 2
  • Availability Zane 4$n
I

IIClcwd

írQnt

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SLIDE 29

Understanding the Cloud Computing Ecosystem :Ioudportal

Service Aggregation Portal

CÎTRIX Applications

Cloud Management

R1DHT S12L8

fl5FRA1US

PaaS

IEWindowsAzure

Mkrosofts Cloud Services Fiatfcrrn

SaaS

GoTo N}eetirg sa1er

Micmsoft r DaaS

CITRIX

L

laaS-

  • -
  • clou

asca

ck

amazon TATA COMMUICATIONS terremark

BT

'6oDeddy.

S

CITR!X - - -

  • rackspace
macquane kt 2SAVV/s.

SingTe1

SD FTLAYR

Hypervisor

vmware

Microsoft

CiTRX

redhat.

C)RACLE

I Hardware

[ÌJ

EJVIÇ2 'l''I'

juniper CiTRIX

where information lives C I Sc O NETWOFÇE

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SLIDE 30

Cloud Technology Stack

eComrnerce BSS/OSS Platform

Open API Layer

Orchestration & Admin Control Panel Software Open Hypervisor Networking

Corn mod ity

Compute Block Storage

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SLIDE 31

r

I.

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SLIDE 32

INFRA- WINDOWS DISASTER BRIDGE & BYO DEV YOUR STRUCTURE ON-DEMAND RECOVERY GATEWAY PLATFORM & TEST SERVICE

1DEJ 11 H.

  • Net5caIer

Com

CloudPortal

CloudStack

r

ESX

Hyper-V Xen Server

KVM

OVM

VIRTLJALIZATION

Cloud Bridge

ra

g e

I

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SLIDE 33

Thank You

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