next generation grid enabled soa - july2008

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Next Generation Grid Enabled SOA

Sean BoilingSales Consulting Manager

wrote the book

where are we today?

paradigm shift

business agility

flexibility

large payloads

unexpected usage

unmet SLAs

tearing down silos

hard to share

stateless

idempotent

Service Sophistication, Longevity

Complex

Stateless

Cookies +Servlet Session

State passing viaXML Payloads

Loose Coupling, Tight Coupling

Servic

e Com

plexi

ty

Stateful

Service State Repository

Simple

state aware

continuous availability

predictable linear scalability

P

BBackup Node

PrimaryNode

ApplicationObject

Put()

HashKey/CacheKey

HashmapiFace

ApplicationObject

ApplicationObject

ApplicationObject

Put()HashKey/CacheKey

HashmapiFace

ApplicationObject

ApplicationObject

P

B

Backup Node

PrimaryNode

X

ApplicationObject

Put()HashKey/CacheKey

HashmapiFace

ApplicationObject

ApplicationObject

P

BBackup Node

PrimaryNode

X

Backup Node

PrimaryNode

Write Behind Queue

DB Grid

Service

Service

Service

Put()

HashKey/CacheKey

ES

B M

ed

iatio

n

P

B

Web Service

Consumer

WS-A ddr <ReplyTo> Callback

Portal

BPEL

CRM ERP

CEP RulesWeb Service

Provider

BAM

JMS / MOM / WS-RM Core

Web Service

Consumer

WS-A ddr <ReplyTo> Callback

Portal

BPEL

CRM ERP

CEP RulesWeb Service

Provider

BAM

The XTPP — a new generation of platform middleware meant to enable low-cost, commodity

hardware-based XTP — is emerging from the convergence of current enterprise application

servers, enterprise service buses, flow management

technology and innovative XTP point technologies.

Massimo Pezzini, Gartner, October 2007

XTP is an application style aimed at supporting design,

development, deployment, management and maintenance

of distributed transaction-processing applications,

characterized by exceptionally demanding performance,

scalability, availability, security, manageability and dependability

requirementsMassimo Pezzini, Gartner, October 2007

state aware

continuous availability

predictable linear scalability

dramatic increase in performance and

throughput

blogs.oracle.com/davidchappell

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