Post on 20-May-2020
MicroservicesDmitry Gritskevich
License engineer at Oodrive
Why?What?How?
Lasagna-OrientedArchitecture
(Layered Monolith)
Spaghetti-OrientedArchitecture
(Copy&Pasta)
Ravioli-OrientedArchitecture
(Microservices)
Why?
Hardware Lead TimeO
rder
lead
tim
e
1980 1988 1996 2004 2012 2020
Data Center Virtual Machines Cloud Docker
6 months
1 day
5 minutes
5 seconds
1 month
Project Delivery CyclesPr
ojec
t dur
atio
n
1970 1980 1990 2000 2010 2020
Waterfall Agile Agile++
5 years
1 year
1 month
1 week
1 day
Go faster!Time to market!
Docker
Agile
Cloud
Microservices
Speed / quality
Better, faster, cheaper
Scale up!Business expansion
— http://martinfowler.com/articles/microservices.html
Microservices
What?
Microservice architectural style is…
a suite of small services…
“Two pizzas teams”— Jeff Bezos, Amazon
The service can be rewritten and redeployed in 2 weeks
— Jon Eaves, realestate.com.au
Microservice architectural style is…
loosely coupled…
vs
Microservice architectural style is…
running in its own process…
Monolith Microservice
Microservice architectural style is…
independently deployable…
Monolith Microservice
Microservice architectural style is…
a bare minimum of centralized management
How?
— http://martinfowler.com/articles/microservices.html
UI
Serv
DB
Any organization that designs a system will produce a design whose structure is a copy of the organization’s communication structure.
— Conway’s law
— http://martinfowler.com/articles/microservices.html
— Conway’s law
Any organization that designs a system will produce a design whose structure is a copy of the organization’s communication structure.
— http://martinfowler.com/bliki/MonolithFirst.html
Monolith First
Orchestration
Choreography
© Jaye Rhee
— Voltaire, Spider-Man
“With Great Power Comes Great Responsibility.”
Design for Failure
99,9%100
= 90,5%
Design for Failure
Monitoring
• Infrastructure Automation
• Automated Testing
• Continuous Delivery
“With Great Power Comes Great Responsibility.”
Sam NewmanBuilding Microservices
Thank you