DEVOPS INTRODUCTION

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INTRODUCTION TO DEVOPS
By Professional Guru
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A software development method that emphasizes
communication, collaboration, integration,
automation, and measurement of cooperation
between software developers and
other IT professionals
Source is Wikipedia
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DevOps Working together
Improve technologic and process integration
between development and operations

• Have a common goal
• Working together
• Optimization of team performance

Development
Quality Assurance
DevOps
Technology Operations
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DevOps Deployment lifecycles

• Improve deployment frequency and have faster
  development and deployment lifecycles
• Leads to faster time to market
• Leads to lower failure rate of new released
• Leads to shortened lead time between fixes
• Leads to faster mean time to recovery (MTTR)

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DevOps - Automation

• DevOps approach aims to maximize
• predictability
• efficiency
• Security
• maintainability of operational processes
• By investing in automation and critical tool
  selection
• Standardize development environments
• Use release management
• More flexibility in managing and driving
  automation
• No or less manually work at the command line

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DevOps application-centric networking

• Success is determined by the end users
  experience with an application
• Measuring metrics
• Application responsiveness
• Application uptime
• Requires different level of instrumentation
  within the supporting infrastructure

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Lifecycle of DevOps
People
Process
Products
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DevOps process
1 Plan
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Monitor Learn
Development
Production
2 Develop Test
3
Release
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Plan
It starts with an idea and a plan how to turn
this idea into reality



Project starts
Manage work
1
Develop Test
Plan
Track progress
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Develop Test
Once the iteration starts, developers turn great
ideas into features
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Write Code
Unit Testing
Version Control
Build
Build Verification
Release
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Release
When all tests pass, the build is deployed to
testing environments for each stage in the
release process
Cloud Load Testing
Integration testing environment
Staging environment
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Monitor Learn
Pre-production environment
Automated functional testing environment
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Monitor Learn
Learn and understand how users use your app, how
it reacts and quickly fix issues and bugs Plan
the next iteration
Feedback
Monitor
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DevOps practices

• Infrastructure as Code
• Continuous integration
• Automated testing
• Application Performance Monitoring / Management
• Continuous Deployment / Delivery
• Release Management
• Configuration Management

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DevOps solutions _at_ Microsoft
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DevOps journey Where to start?
Asses where you are
Challenge people

• Determine your tools
• Choose the practices you need
• Define the tools that are suited to your case

• Gather information about MTTR, MTTD, rates of
  deployment
• Microsofts DevOps Self assessment

• Address people on collaboration between dev and
  ops
• Thinks out of the box instead of in
  organization structure and processes like ITIL

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MTTRMean Time To Resolve MTTDMean Time To Detect