What is the DevOps Lifecycle?

DevOps is a software approach to development that emphasizes interactions and collaboration among software engineers, IT experts, and company executives. It encourages prompt feedback, which speeds up the detection of any errors or issues throughout the production process. 

DevOps Lifecycle is a process used by developers in the software industry to bring items to market faster and with greater efficacy. The phases of the DevOps lifecycle are arranged from left to right, building on one another. The DevOps lifecycle is a consistent software-building process that uses DevOps standard procedures to plan, develop, collaborate, implement and provide regular feedback throughout the programme's lifespan. Engineers should be well informed on all stages of the DevOps lifecycle to generate quicker outcomes.

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Key Phases of the DevOps Lifecycle

1. Strategy

Professionals assess the business demand throughout this phase and solicit end-user feedback. This model presupposes that each step will be repeated as necessary, in contrast to typical approaches to the development lifecycle. In this way, the DevOps process is designed considering both the possibility of future revisions and the likelihood of earlier versions.

2. Code

The coding stage is when the developers generate and prepare the code for the following step. The developers will follow the planning phase's specifications as they design the code, keeping the project's functioning in view. To make the design process easier, the team of programmers uses lifecycle DevOps technologies to help them avoid safety issues and poor code standards.

3. Create

During the building stage, new codes will be implemented, and the project may need to be redesigned to comply with them. Several methods exist, but the most popular one is utilizing GitHub or another version control website. The developer requests the inclusion of the code, and it is then examined and adjusted as required. If the application code is ready for upload, the application will be authorized; then, the code will be uploaded to the project. 

4. Evaluate

Teams will undertake any essential development throughout the testing process to guarantee the project functions as intended. At this level, teams will additionally test for edge-case and corner-case problems. An "edge case" is a defect or issue that appears only during a rare operational occurrence, and a "corner case" happens when some conditions are satisfied.

5. Publish

The code is confirmed as deployment-ready, and a final review for production viability is completed, at which point the release process begins. If all criteria are met, and the project has been extensively tested for flaws and other issues, it will go on to the deployment stage.

6. Deployment

The project is set up for an operational environment during deployment, functioning according to schedule. The operations team would be in charge of this; with DevOps, responsibility is divided. To ensure a successful deployment, team members are motivated to work together by this shared responsibility.

7. Execute

Teams test their work in a real-world setting during the operational phase, and customers utilize the finished product. It controls the setting of the production environment and the execution of any runtime specifications and informs subsequent development cycles.

8. Observation

The utilization of the product and any comments, problems, or growth areas are identified and recorded during the observation phase. To help with the development process, this knowledge is then passed on to the following iteration.

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The 7 Cs of DevOps

1. Continuous Improvement

The software is planned and coded as part of the continuous development process. The complete development process is split down into different development cycles here. This procedure allows the DevOps team to speed up the developing software process. This stage involves gathering and talking about project requirements and stakeholders. 

2. Continuous Integration

The critical phase of the DevOps lifecycle is continuous integration. It is a practice in software development that requires developers to improve the original code more often. Furthermore, during this phase, problems in the code are detected and identified at each stage of unit testing, and the underlying code is changed accordingly. 

3. Continuous Testing

Following the testing stage of the DevOps lifecycle, the created code is reviewed for faults and errors that may have slipped into it. To assess the usefulness of the generated software, quality analysis is crucial. Determining if the programme complies with the client's requirements depends on the successful completion of the quality analysis process.

4. Continuous Deployment

This is the most active and visible stage of the DevOps lifecycle, in which finalized code is deployed to servers in use. Configuration management is used in continuous deployment to enable efficient and smooth server code distribution. Development teams provide code to servers during the production phase and plan server upgrades while preserving consistent settings. 

5. Continuous Feedback

Continuous feedback was used to evaluate and improve the application's source code. To improve the next releases and deployments, client behavior is frequently evaluated during this phase for each release. Both formal and unstructured strategies may be used by businesses to get feedback. 

6. Constant Monitoring

Performance monitoring is crucial to assess the overall effectiveness of a software application's output. This phase handles critical information regarding the built app. Continuous monitoring allows developers to detect broad trends in the software where extra effort is necessary.

7. Continuous Operations

It is the last stage of the DevOps lifecycle and is crucial for reducing regular upkeep and other disruptions. In most cases, developers are compelled to take the computing device offline to execute upgrades, which leads to downtime and may cost the company significant money.

Choose The Right DevOps Program For You

This table compares various DevOps programs offered by Simplilearn, based on several key features and details. The table provides an overview of the courses' duration, skills you will learn, additional benefits, among other important factors, to help you make an informed decision about which course best suits your needs.

Program NameDevOps Engineer Masters ProgramPost Graduate Program in DevOps
GeoAllAll
UniversitySimplilearnCaltech
Course Duration11 Months9 Months
Coding Experience RequiredBasic KnowledgeBasic Knowledge
Skills You Will Learn40+ Skills Including Ansible, Puppet, Chef, Jenkins, etc.10+ Skills Including CI,CD, DevOps on Cloud, Deployment Automation, etc.
Additional BenefitsMasters Certification
Real Life Projects
Learn 40+ Skills and Tools		Caltech Campus Connect
Career Services
Masterclasses by Caltech Instructors
Cost$$$$$
Explore ProgramExplore Program

Conclusion

Hope this article was able to give you a clear understanding about the key phases and strategies of the DevOps lifecycle. If you are looking to enhance your DevOps skills further, we highly recommend you to check Simplilearn's Post Graduate Program in DevOps. This program, in collaboration with Caltech CTME, can help you hone the right skills and make you job-ready.

If you have any questions or doubts, feel free to post them in the comments section below. Our team will get back to you at the earliest.

FAQs 

1. What function does DevOps play in software development? 

DevOps' role is to integrate everyday tasks in software development, quality assurance, and incorporation into just one or continuous set of procedures.

2. How does the DevOps lifecycle improve efficiency and collaboration? 

The DevOps lifecycle encourages team independence, cross-team interaction, and standardization. DevOps seeks to transform the software delivery method to produce better software more quickly. 

3. How does continuous integration benefit software development? 

Software developers benefit from continuous integration because it makes the process simpler, quicker, and less dangerous. Developers may make more manageable changes and confidently commit them by managing products.

4. What tools are commonly used in the DevOps lifecycle?

Puppet, Vagrant and Chef are popular tools used in the DevOps lifecycle. 

5. What are some best practices for continuous improvement in DevOps?

Collaboration, measurement, automation and lean are the best practices for continuous improvement in DevOps.

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