DevOps

DevOps

1. DEVelopment team + OPerationS team

2. Development Team + Operations Team

   • By : 19BCE1682

3. single team to handle the entire application lifecycle, from development to testing, deployment, and operations

   • Why
     • team work in complete isolation
     • cross-team communication
     • Continuous integration
     • Continuous delivery
     • Better Situational awareness
   • Lifecycle
     • 1. Plan
       • Create a plan , basic outline of project on basis of requirements
     • 2.Build
       • Setup and build the project from scratch or develope from pre-existing model suitable for the project
     • 3.Continuous integration and delivery
       • allows teams to release quality products frequently with automated workflows. Teams can merge code changes frequently, deploy feature flags, and incorporate end-to-end testing.
     • 4.Monitor and alert
       • identify and resolve issues that impact product uptime, speed, and functionality. Automatically notify your team of changes, high-risk actions, or failures, so you can keep services on.
     • 5.Operate
       • end-to-end delivery of IT services to customers (design, implementation, configuration, deployment, and maintenance of all IT)
     • 6.Continuous feedback
       • evaluate each release and generate reports to improve future releases by gathering continuous feedback,
   • DevOps Practices
     • 1.Self-service configuration 2.Continuous build 3.Continuous integration 4.Continuous delivery 5.Incremental testing 6.Automated provisioning 7.Automated release management
   • Tools
     • Puppet
     • Ansible
     • Docker
     • Nagios
     • CHEF
     • Jenkins
     • Git
     • SALTSTACK
     • Splunk
     • Selenium

4. Advantages

   • promotes collaboration
   • faster production
   • better services
   • Rapid deployment
   • Security

5. most valuable business disciplines

6. Challenges

   • organization structure
   • Regular meetings
   • Common Understanding
   • configuration management,
   • strong foundation of automation