Scalable, Available and Reliable Cloud Applications with PaaS and Microservices

© 2015 IBM Corporation

David Currie – Senior Software Engineer

3rd February 2015

Scalable, Available and Reliable Cloud Applications with PaaS and Microservices


Important Disclaimers

THE INFORMATION CONTAINED IN THIS PRESENTATION IS PROVIDED FOR INFORMATIONAL PURPOSES ONLY.

WHILST EFFORTS WERE MADE TO VERIFY THE COMPLETENESS AND ACCURACY OF THE INFORMATION

CONTAINED IN THIS PRESENTATION, IT IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

IMPLIED.

ALL PERFORMANCE DATA INCLUDED IN THIS PRESENTATION HAVE BEEN GATHERED IN A CONTROLLED

ENVIRONMENT. YOUR OWN TEST RESULTS MAY VARY BASED ON HARDWARE, SOFTWARE OR INFRASTRUCTURE

DIFFERENCES.

ALL DATA INCLUDED IN THIS PRESENTATION ARE MEANT TO BE USED ONLY AS A GUIDE.

IN ADDITION, THE INFORMATION CONTAINED IN THIS PRESENTATION IS BASED ON IBM’S CURRENT PRODUCT

PLANS AND STRATEGY, WHICH ARE SUBJECT TO CHANGE BY IBM, WITHOUT NOTICE.

IBM AND ITS AFFILIATED COMPANIES SHALL NOT BE RESPONSIBLE FOR ANY DAMAGES ARISING OUT OF THE USE

OF, OR OTHERWISE RELATED TO, THIS PRESENTATION OR ANY OTHER DOCUMENTATION.

NOTHING CONTAINED IN THIS PRESENTATION IS INTENDED TO, OR SHALL HAVE THE EFFECT OF:

- CREATING ANY WARRANT OR REPRESENTATION FROM IBM, ITS AFFILIATED COMPANIES OR ITS OR THEIR

SUPPLIERS AND/OR LICENSORS


[email protected] @dcurrie www.slideshare.net/davidcurrie




WebSphere

Liberty Profile

WebSphere

eXtreme

Scale

(WXS)

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Specific

Caching

WXS

Client

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Hybrid

Worklight

App

Browser

App

jQuery/DOJO

jQuery/DOJO

ng

inx

IBM

Worklight

http://bit.ly/acmeairblog


programmableweb.com 2012

4.3 billion API calls/day

Peak Performanceand Scale


Operational Visibility


DevOpsHA & DRElastic scaling


http://techblog.netflix.com

http://netflix.github.io


2012

2013

2014

SPECjEnterprise

Acme Air Cloud/MobileSample/Benchmark born

Sample applicationcloud prize work

Acme Air runon IBM Cloud at“Web Scale”

Portability cloudprize work

https://github.com/EmergingTechnologyInstitute


MonolithicApplication


MonolithicApplicationModularity



Scaling



Failing



Failing



Failed



Update


MonolithicApplicationRevolution



Develop


MicroservicesApplication



Interactions



Scaled



Evolution


ServiceDiscovery

Eureka


ServiceInvocation

Ribbon


Hope is not a design method

“”Michael Nygard, Release It!


App Container

User

Request

Dependency A Dependency B Dependency C

Dependency D Dependency F

Dependency G Dependency I

Dependency J Dependency L

Dependency E

Dependency H

Dependency K

Dependency M Dependency N Dependency O


User

Request





Dependency E

Dependency H

Dependency K


App ContainerFA

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Dependency E

Dependency H

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Dependency E

Dependency H

Dependency A

(5 Threads)

Dependency B

(5 Threads)

Dependency C

(10 Threads)

Dependency D

(5 Threads)

Dependency E

(10 Threads)

Dependency F

(5 Threads)

Dependency G

(10 Threads)

Dependency H

(5 Threads)

App Container

FAIL

FA

ST


CircuitBreakerHystrix

https://www.flickr.com/photos/leafbug/409950515 CC-BY-ND 2.0

https://creativecommons.org/licenses/by-nd/2.0/



Container

Libraries

App Property File

DB

Runtime

URL

Application

DynamicLongProperty timeToWait = DynamicPropertyFactory.getInstance().

getLongProperty(“mywebapp.lock.waitTime", 1000);timeToWait.get();

DynamicConfiguration

Archaius


Small download

Low memory usage

Simple configuration

Fast start up

Easy access

Free tooling

http://wasdev.net


GitHub

Cloud Foundry

NetflixOSS

Zero Turnaround

JenkinsOpscode

Chef

Apache Maven

IBM UrbanCode Deploy

Gradle

Apache Ant

IntelliJ IDEA

WebSphere Developer Tools

Liberty

http://wasdev.net

http://wasdev.github.io

Docker


Liberty Core

Base, Express

ND

z/OS

Application

ManagerHTTP TransportFeature Manager

clusterMember

jpaservlet

jsp

jsf

jndi jdbc

sessionDatabasemonitor

wab

blueprint

jaxrs

json

restConnector

osgi.jpa

appSecurity

ssl

localConnector beanValidation

ejbLite cdi managedBeans

oauth collectiveMember ldapRegistry webCache

concurrent wasJmsClient wasJmsServer

wasJmsSecurityjmsMdb

jaxws

wmqJmsClientwsSecurity

mongodb jaxb

collectiveControllerzosSecurity zosTransaction

zosWlm

LibertyFeatures

© 2014 IBM Corporation38

dcurrie@shotover /d/libertydemo (master) $ cat > gradle.propertieswlpDir=d:/libertydemo/wlpdcurrie@shotover /d/libertydemo (master)$ gradlew build

BUILD SUCCESSFUL

Total time: 1 mins 4.741 secsdcurrie@shotover /d/libertydemo (master)$ ls -s ws-noss/build/libs/ws-netflix-oss_1.0.0.esa5727 ws-noss/build/libs/ws-netflix-oss_1.0.0.esa

https://github.com/WASdev/sample.netflixoss.wlp


dcurrie@shotover /d/libertydemo/wlp (master) $ featureManager install netflixoss.wlp_1.0.0.esa

server.xml

<featureManager><feature>jsp-2.2</feature><feature>usr:netflixoss.wlp</feature>

</featureManager>


DynamicLongProperty timeToWait = DynamicPropertyFactory.getInstance().

getLongProperty(“mywebapp.lock.waitTime", 1000);timeToWait.get();

<archaius><myWebapp><lock><waitTime>500</waitTime></lock></myWebapp>

</archaius>

server.xml


public class MyCommand extends HystrixCommand<String> {protected String run() { // remote call }protected String getFallback() { // local fallback }

}String result = new MyCommand().execute();

<hystrix><command><MyCommand><execution><isolation><thread><timeoutInMilliseconds>10000</timeoutInMilliseconds>

</thread></isolation></execution></MyCommand></command>

</hystrix>

server.xml


IBM Bluemix

Builds on a polyglot Platform-as-a-Service


IBM Bluemix

Security

Services

Web and

application

services

Cloud

Integration

Services

Mobile

Services

Database

services

Big Data

services

Internet of

Things

Services

Watson

Services

DevOps

Services

IBM,

Third Party

and Community

Services


IBM Bluemix

Private registry +

Hosted Docker runtime



Winner will be found at IBM’s booth

4th of February at 15.00

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