DevOps Essentials
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Major Reason for practicing DevOps
- Reducing Time To Market
- Increasing Frequency of Releases
- Reducing the Costs
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In an Organization
- Developers write code
- Tester the application
- Operations Team who release the application to the customers
What do i need to Understand to become Effective at DevOps
- You should know
- how to build the code
- how to execute the automated tests
- how to raise concerns when Quality is Comprimised
- how to deploy the applications
- how to make frequent releases
- how to monitor everything
Servers Terminology
Web Server
- Webserer accepts http(s) requests from clients and responds back with Http(s) response with Html Pages/files/videos
- Webserver is a software that is installed on the Operating Systems (Linux/Windows/Mac/Rasberry PI)
- WebServers might fetch the information from other servers to build a response
- Popular WebServers
- Apache
- Nginx
- Microsoft IIS (Internet Information Services)
Application Server
- Application servers are built to expose/execute business logic to the clients and which in turn generates the dynamic content.
- Is a software framework that provides functionality offered by a business, service or an application Eg: Add an user to the application/ Transfer amount from one account to other/ Get the insurance quote
- Application Servers are technology specific i.e.Java Application Servers, Python Application Server, .net Applications
- Popular Application Servers:
- Java:
- Tomcat
- Weblogic
- WebSphere
- Jetty
- JavaScript:
- Nodejs
- .net:
- IIS
- Python:
- Django
- Tornado
- Java:
- Refer Here for popular application servers
