articles, January 18, 2024

Embracing the Cloud: The Imperative Shift for Modern Infrastructure

Evgeny Zubkov | DevOps Engineer at Coherent Solutions Georgia

Embracing the Cloud

In today's dynamic technological landscape, the transition to cloud computing is not just an option but a strategic imperative for businesses seeking agility, scalability, and efficiency. This article delves into the core reasons why migrating to cloud infrastructure is vital for contemporary enterprises.

What is Cloud Migration?

Cloud migration involves transferring various components of an organization’s IT infrastructure, applications, and data to the cloud. This shift is not merely a change in storage location; it represents a fundamental change in how companies operate and leverage technology.

Cloud Computing Benefits

Scalability and Elasticity

Cloud platforms like AWS, Azure, and GCP offer unparalleled scalability and elasticity, crucial for handling varying workloads. Unlike traditional on-premise solutions, cloud services can dynamically allocate resources based on demand. This flexibility is essential for DevOps engineers managing applications with fluctuating or unpredictable loads. Leveraging Kubernetes in a cloud environment, for instance, allows for seamless scaling of containerized applications, a task more complex in a non-cloud environment.

Enhanced Collaboration and Agility

Cloud computing fosters a collaborative and agile working environment. Cloud services provide tools that enable seamless collaboration and continuous integration/continuous deployment (CI/CD), essential for DevOps practices. A wide range of CI/CD tools, such as Azure DevOps, Jenkins, GitLab, etc., combined with experience in Linux and Python, can be leveraged to create efficient CI/CD pipelines in the cloud, enhancing overall team productivity and agility.

Disaster Recovery and Data Redundancy

Superior disaster recovery and data redundancy capabilities are inherent in cloud services. Cloud providers offer robust backup and disaster recovery solutions that are more cost-effective and reliable than traditional methods. From a DevOps engineer’s standpoint, it is crucial to understand the significance of dependable data storage and backup systems. These are easily accessible and adaptable in cloud platforms.

Security and Compliance

Cloud providers invest heavily in security and compliance measures. Cloud services are designed with stringent security protocols and offer compliance with various regulatory standards, which is challenging to replicate in-house. The DevOps role in ensuring system security can be significantly aided by the advanced security features and compliance standards offered by cloud providers.


A pay-as-you-go model in cloud computing leads to significant cost savings. Cloud providers offer a utility-style costing model where you pay for what you use. This approach eliminates the need for heavy upfront capital investment in hardware and reduces ongoing operational expenses. As a DevOps engineer, the ability to optimize resource usage using tools like Terraform can lead to substantial cost savings for your organization.

When to Migrate?

-You need to adapt quickly and implement frequent changes to your product.
-Your current infrastructure is not cost-effective.
-You cannot guarantee the high stability and availability of your product.
-You need to enhance the security of your infrastructure.
-You need to utilize specific solutions, such as IoT, Big Data, and AI.

The Expanding Cloud Market

The global cloud computing market size was valued at USD 480 billion in 2022 and is expected to reach USD 2297.37 billion by 2032.

Chart 02

North America led the cloud computing market with the highest revenue share in 2022. The US emphasizes the adoption of advanced technologies across industries and favors digital transformation. The US is an early adopter of various novel technologies such as AI, IoT, AR/VR, ML, connected industries, additive manufacturing, and big data analytics. Furthermore, the rapid adoption of 4G and 5G technologies is due to the presence of a robust and well-established IT and telecommunications infrastructure. Moreover, the presence of tech giants like Amazon, Microsoft, Apple, and Google has made significant contributions to the growth of the cloud computing market.

Chart 01

Asia Pacific is expected to experience the highest Compound Annual Growth Rate (CAGR) during the forecast period. Rapidly growing emerging economies, such as China and India, and the emergence of regional tech giants like Alibaba, are contributing to market growth. Furthermore, various government initiatives, like “Make in India,” have attracted substantial investments in the manufacturing and IT industry, which is expected to bolster the demand for cloud computing services in the coming years.

How to Migrate?

Chart 04

This flowchart serves as a representation of a cloud migration process, offering a visual guide that encompasses the journey from strategic planning to operational optimization in the cloud.

This is the starting point of the flowchart, symbolizing the initial phase where an overarching vision and strategy for cloud migration are established. It often involves setting goals, defining the scope of migration, and aligning it with business objectives.

-Cloud Provider: Selection of the appropriate cloud provider(s) is based on the requirements identified in the strategy and migration plan.

Proof of Concept:
Proceeding from the strategy, the process enters the ‘Proof of Concept’ (PoC) phase. This step is crucial to validate the cloud migration strategy by testing the proposed solution in a controlled environment, demonstrating its feasibility and value.

-Migration Plan: Detailed documentation outlines how the migration should be carried out, including timelines, resource allocation, and potential risks.
-Staff Training: Plans are developed for upskilling and training the staff to handle the new cloud environment, ensuring that they possess the necessary skills and knowledge.

This pivotal step is where the actual migration takes place, involving the movement of data, applications, and infrastructure from the on-premises environment or another cloud into the new cloud environment.

-Data: This involves the transfer of data to the cloud. It is a critical step that often requires careful planning to ensure data integrity and security.
-Infrastructure: Involves the migration of IT infrastructure, which may include servers, storage, and networking components, to a cloud-based infrastructure.

Run & Optimize:
Following the migration, the flowchart advances to the ‘Run & Optimize’ phase. This phase focuses on the ongoing management and optimization of the cloud environment to ensure it meets the performance, cost, and operational expectations.

-Validate: The first step is to validate that the migration was successful and that the applications and data are functioning correctly in the new cloud environment.
-Operate: This involves the regular operations of the cloud environment, ensuring that everything runs smoothly and efficiently.
-Monitor: Continuous monitoring of the cloud environment for performance, security, and cost management.

Pick the Migration Strategy

chart 03

There are six most common migration strategies, also known as the 6 R’s:

-Retain: Retain (or Revisit) means that you do not migrate the application at this point since you lack important information or are hindered by other factors.
-Retire: Retire means that an application is explicitly phased out.
-Re-Host (Lift and Shift): The most straightforward migration approach with little or no modifications to your systems.
-Re-Platform (Lift, Tinker and Lift): A middle ground of the migration approach where there is an opportunity to tweak a few things along the way while retaining the overall architecture of your systems.
-Repurchase: Replace your existing solutions with similar applications that already reside in the cloud. For example, you can move from your on-prem CRM solution (e.g., MS Dynamics) to its cloud equivalent (e.g., Dynamics 365 or Salesforce).
-Refactor or Rearchitect: Change how the application is architected and developed to take the most advantage of what a cloud has to offer.

Critical Components of a Successful Migration

-Monitoring and Alerting: Implementing robust monitoring systems to track performance and promptly alert for any issues.
-Backup and Disaster Recovery: Establishing effective backup strategies and disaster recovery plans is essential for maintaining data integrity and ensuring business continuity.
-Integration: Seamlessly integrating cloud processes into the company’s operations is vital for harnessing the full benefits of cloud migration.


The migration to cloud computing is not merely a trend but a fundamental shift in how IT infrastructure is managed and operated. Its benefits, including scalability, cost-effectiveness, collaboration, disaster recovery, and security, align perfectly with the needs of modern businesses. As a DevOps engineer, embracing the cloud migration and management is not just about keeping up with technological advancements but leveraging them to drive efficiency, innovation, and growth.


  • Why is cloud migration important for businesses?

    Cloud migration is important because it offers scalability, cost savings, enhanced collaboration, disaster recovery, and improved security. It allows businesses to adapt to market demands quickly and to leverage advanced technologies.

  • How do I choose the right cloud provider?

    Choosing the right cloud provider involves assessing factors like cost, security measures, compliance certifications, service offerings, and the provider’s market reputation and reliability. Most reports single out three prominent leaders: Amazon Web Services (32% market share), Microsoft Azure (18.6% market share), and Google Cloud Platform (8.5% market share).

  • Is cloud migration secure?

    Cloud migration can be secure if done correctly. It involves robust security measures provided by cloud service providers, along with adherence to best practices for data encryption, regular security audits, and compliance checks.

  • How long does a typical cloud migration take?

    The duration of a cloud migration can vary widely depending on the size and complexity of the business’s infrastructure, the type of migration strategy chosen, and specific business requirements. It can range from a few weeks to several months.

  • How do I know if my business is ready for cloud migration?

    A business is ready for cloud migration when it has evaluated its goals, needs, and potential benefits from the cloud, conducted a thorough assessment of its IT infrastructure, and ensured the organization’s readiness for change.

  • Can cloud migration support remote work?

    Yes, cloud migration is often a key enabler of remote work as it allows employees to access applications and data securely from anywhere, using any device with internet connectivity.

  • What is the role of DevOps in cloud migration?

    DevOps practices can streamline cloud migration by enabling continuous integration and delivery, infrastructure as code, and automated testing and deployment, improving efficiency and reducing errors.

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