Marc Cluet Head of DevOps & Automation Advisory Rackspace

Who am I? Marc Cluet

More than 16 years of experience 6 months Racker! Lived in Switzerland for 4 years!

(on the other side of the Röstigräben) Worked at Startups, founded startups

Who am I? Marc Cluet

More than 17 years of experience in the industry 6 months Racker! Lived in Switzerland for 4 years! (on the other side of the Röstigräben) Worked at Startups, founded startups as well

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Migrating an app to the cloud

I want to be in the Cloud

Migrating an app to the cloud

Should be quick...

Migrating an app to the cloud

Just move as is all your app to the cloud

Migrating an app to the cloud

Feel confident so far?

Migrating an app to the cloud

Migrating an app to the cloud Moving a legacy application to the cloud Dangerous decision! Cloud Servers can fail

You need redundancy (not only HA) Specially DATA redundancy!

Be ready for adding new servers Automate your Server deployment

Add Load Balancing layers Will help your changing environment

Data Redudancy Choose what works for your application Multi-Master SQL should work Consider NoSQL if you have any of the following Documents, lots of them Tables with lots of crossed references Simple Key to Value relationships

NoSQL is Cloud Friendly Key Aspects of NoSQL Schemaless No joins (in the SQL sense) Eventually consistent

NoSQL is Cloud Friendly Key Aspects of NoSQL Schemaless No joins (in the SQL sense) Eventually consistent

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Automate your Servers Everything IS code! Treat your Servers as Commodities No Server should be “special” Measure all the things

Automate your Servers Provisioning Takes your Server from nothing to basic OS Can add some extra hooks for further configuration

Automate your Servers Configuration Management Creates exactly what you need Conforms a Server to a Role Maintains State

Everything as Code

Everything as Code Code repositories Create the same Development lifecycle Your Server code is also an application!

Everything as Code If you write it TEST it! Continuous Integration gives you assurance Set on good behaviors

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Metrics If it moves Graph It Graphs and logs are key for your success The 5% top and bottom tells where to go

Getting this to full circle

Getting this to full circle

DevOps!

DevOps!

Culture and Work methodology Set of tools Deployment strategy Way of measuring *everything* Automate all the things

DevOps! Be Agile Agile methodologies help you get there early Release early, release often We release several times a day

Code + CI/CD ensures quality Helps you change your scope quickly