DevOps, containers & microservices:Separating the hype from the realityDonnie Berkholz, Ph.D.Research Director — Development, DevOps, & IT Ops

HP Discover London, Dec 2015

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microservices

3

Today’s roadmap

Flickr: maguisso

The new reality DevOps Containers Microservic

esReal-world examples

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Minimizing risk, maximizing agility

Source: Various custom 451 studies

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The need for speed

Source: 451 DevOps study, Q3 2014

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Technology adoption

is increasingly bottom-up

Wikipedia: G.dallorto

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App-dev workloads are quickly moving to the cloudCurrent Future

On-Premises, Non-Cloud

Off-Premises, Non-Cloud

On-premises Private Cloud

Hosted Private Cloud

Infrastructure-as-a-Service (IaaS)/Public CloudSoftware-as-a-Service

(SaaS)

59.0%

7.9%

14.2%

5.2%

6.6%

7.1%

n = 146

37.3%

6.1%

19.1%

9.9%

15.2%

12.4%

n = 134

Source: 451 VotE Cloud, Q2 2015

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App-dev workloads are quickly moving to the cloudCurrent Future

On-Premises, Non-Cloud

Off-Premises, Non-Cloud

On-premises Private Cloud

Hosted Private Cloud

Infrastructure-as-a-Service (IaaS)/Public CloudSoftware-as-a-Service

(SaaS)

59.0%

7.9%

14.2%

5.2%

6.6%

7.1%

n = 146

37.3%

6.1%

19.1%

9.9%

15.2%

12.4%

n = 134

Source: 451 VotE Cloud, Q2 2015

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App-dev workloads are quickly moving to the cloudCurrent Future

On-Premises, Non-Cloud

Off-Premises, Non-Cloud

On-premises Private Cloud

Hosted Private Cloud

Infrastructure-as-a-Service (IaaS)/Public CloudSoftware-as-a-Service

(SaaS)

59.0%

7.9%

14.2%

5.2%

6.6%

7.1%

n = 146

37.3%

6.1%

19.1%

9.9%

15.2%

12.4%

n = 134

Source: 451 VotE Cloud, Q2 2015

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The new stack?

An infinite array of possible stacks.

DevOps:Putting IT into high gear

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What in the world is DevOps, anyhow?

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Agile, truly tip to tail

Business to customer

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3 pillars of DevOps

Culture

Automation

Measurement

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Culture:Tear down all the silos

Flickr: kalandrakas

16Flickr: respresFlickr: hartvig, snapeverything, roymaloon

Automation:Pets vs Cattle

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Automation: Infrastructure as code

Wikipedia: Magnus Manske

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Knight Capital and the $460 million bug

Wikipedia: Jericho

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Continuous delivery

Source: continuousautomation.com

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Measurement: #monitoringsucks/monitoringlove

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3 pillars of DevOps

Culture

Automation

Measurement

Enter containers:The future of virtualization

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Aren’t they just like VMs? No.

Source: 451 Research, “Now Shipping: The Docker and containers ecosystem rapidly takes shape”

Automation, agility, empathy

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Container-native OSs

Snappy Ubuntu

Developers love Docker

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But it’s not just a toy

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21%}Source: 451 VotE Cloud, Q1 2015; n=991

Unfamiliar

No Plans

Discovery and Evaluation

Running Trials/Pilot Projects

Used for Test and Development Environment

Initial Implementation of Production Applications

Broad Implementation of Production Applications

3.1%

19.8%

56.1%

10.7%

3.9%

4.2%

2.1%

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Today, early adopters. Tomorrow, the majority.

We are early adopters on the leading edge

We are pragmatic about new technology, but will act sooner rather than later

We are conservative about new technology and take a wait and see approach

We are skeptical and are usually late to the game

11.2%

47.8%

34.5%

6.6%

Source: 451 VotE Cloud, Q2 2015; n=975

Fragmentation drives microservices —enabled by containers

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Loosely coupled services

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Loosely coupled teams

“ One of the biggest changes is that we no longer have an official ‘architecture’ team. Instead, we have made ‘architecture’ an ‘ingredient’ on each of our teams.”

http://tech.gilt.com/post/102628539834/making-architecture-work-in-microservice

– Lauri Apple, Gilt Groupe, 14 Nov 2014

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The foundation of microservices

Four real-world examples

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The exemplar

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Real-world example #2

http://www.softwareag.com/blog/reality_check/index.php/integration-insights/microservices-fan-help-adopt/

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Real-world example #3

http://www.slideshare.net/nathariel/scaling-microservices-architecture-on-aws

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Real-world example #4: REA (realestate.com.au)

Flickr: linhromhttp://techblog.realestate.com.au/a-microservices-implementation-retrospective/

Minimizing risk, maximizing agility

Architecture: Microservices, composable monitoringCode: Continuous integration, feature flagsServers: Continuous delivery, infrastructure as codeServices: Rolling updates, resilience engineeringProduct: Continuous deployment, restricted audience

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Change management

“Leading Change” by John Kotter39

How? DevOps

What? Microservices

Why? Survival

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Thank you!Donnie BerkholzTwitter: @dberkholzdonnie.berkholz@451research.com

Some content from this presentation is Creative-Commons licensed.

https://creativecommons.org/licenses/by-sa/https://creativecommons.org/licenses/by/

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