{"id":28930,"date":"2025-04-02T09:51:22","date_gmt":"2025-04-02T09:51:22","guid":{"rendered":"https:\/\/www.devopsschool.com\/blog\/?p=28930"},"modified":"2026-02-21T07:27:23","modified_gmt":"2026-02-21T07:27:23","slug":"what-is-openshift-and-how-it-works-an-overview-and-its-use-cases","status":"publish","type":"post","link":"https:\/\/www.devopsschool.com\/blog\/what-is-openshift-and-how-it-works-an-overview-and-its-use-cases\/","title":{"rendered":"What is OpenShift and How it works? An Overview and Its Use Cases"},"content":{"rendered":"\n

What is OpenShift?<\/h2>\n\n\n\n

OpenShift is an application platform based on Kubernetes, developed by Red Hat. It’s designed to help developers build, deploy, and manage containerized applications across various environments, including on-premises data centers, public clouds, and hybrid infrastructures.<\/p>\n\n\n\n

OpenShift extends Kubernetes by adding features that make it easier to use, more secure, and better suited for enterprise environments. It provides a complete platform for application lifecycle management, from development and testing to deployment and operations.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\ud83c\udfc1 Summary:<\/h2>\n\n\n\n
\n

OpenShift is not just a container orchestrator like Kubernetes<\/strong> \u2014 it is a full-featured platform<\/strong> that helps organizations build, deploy, manage, and scale applications and infrastructure<\/strong> in one place.<\/p>\n<\/blockquote>\n\n\n\n

In simple terms:<\/strong>
\ud83d\udce6 OpenShift = Kubernetes + DevOps Tools + Security + UI + Automation<\/strong><\/p>\n\n\n\n

\u2705 Primary Category<\/strong><\/h3>\n\n\n\n
Category<\/th>Description<\/th><\/tr><\/thead>
Container Application Platform<\/strong><\/td>A full platform to build, run, and manage containerized applications. It includes container orchestration (Kubernetes), CI\/CD, Dev tools, monitoring, security, and more.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

So, OpenShift is best described as a:<\/p>\n\n\n\n

\n

\ud83d\udca1 “Container Application Platform”<\/strong> or “Kubernetes Platform”<\/strong><\/p>\n<\/blockquote>\n\n\n\n

\ud83d\udd01 OpenShift also fits into these categories:<\/strong><\/h2>\n\n\n\n
\"\"<\/figure>\n\n\n\n
Category<\/th>Why OpenShift Fits<\/th><\/tr><\/thead>
Container Orchestration<\/strong><\/td>Built on Kubernetes, it manages containers at scale.<\/td><\/tr>
Platform-as-a-Service (PaaS)<\/strong><\/td>Provides developer tools, templates, build pipelines, etc.<\/td><\/tr>
DevOps Platform<\/strong><\/td>Offers CI\/CD, GitOps, security, monitoring, and automation.<\/td><\/tr>
Hybrid Cloud Platform<\/strong><\/td>Can run apps on-prem, public cloud, or edge locations.<\/td><\/tr>
MLOps Platform<\/strong><\/td>Includes OpenShift AI for machine learning workflows.<\/td><\/tr>
Infrastructure Automation<\/strong><\/td>Automates provisioning, scaling, and management of infrastructure.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u2705 Why Should You Use OpenShift?<\/h2>\n\n\n\n

Here\u2019s why many companies choose OpenShift:<\/p>\n\n\n\n

1. All-in-One Platform<\/strong><\/h3>\n\n\n\n

OpenShift gives you everything in one place<\/strong>:<\/p>\n\n\n\n

    \n
  • Kubernetes (orchestration)<\/li>\n\n\n\n
  • CI\/CD tools (for building & deploying apps)<\/li>\n\n\n\n
  • Monitoring & logging tools<\/li>\n\n\n\n
  • Security & user access controls<\/li>\n\n\n\n
  • Developer-friendly web console and CLI<\/li>\n<\/ul>\n\n\n\n

    2. Enterprise-Ready<\/strong><\/h3>\n\n\n\n

    OpenShift is built for large companies<\/strong> that need:<\/p>\n\n\n\n

      \n
    • High security<\/li>\n\n\n\n
    • Compliance with regulations<\/li>\n\n\n\n
    • 24\/7 support from Red Hat<\/li>\n<\/ul>\n\n\n\n
      \n\n\n\n

      3. Easy for Developers<\/strong><\/h3>\n\n\n\n

      Developers get:<\/p>\n\n\n\n

        \n
      • Self-service<\/strong> environments<\/li>\n\n\n\n
      • Templates<\/strong> to deploy apps quickly<\/li>\n\n\n\n
      • Dev Spaces<\/strong> (like a coding IDE in your browser)<\/li>\n<\/ul>\n\n\n\n
        \n\n\n\n

        4. Runs Anywhere<\/strong><\/h3>\n\n\n\n

        You can run OpenShift:<\/p>\n\n\n\n

          \n
        • On your laptop<\/li>\n\n\n\n
        • In your data center<\/li>\n\n\n\n
        • In the cloud (AWS, Azure, GCP, IBM Cloud)<\/li>\n\n\n\n
        • Even on the edge (remote locations like factories)<\/li>\n<\/ul>\n\n\n\n

          \ud83d\udd27 Example Category Mapping<\/h3>\n\n\n\n
          Category<\/th>Example Tool in OpenShift<\/th><\/tr><\/thead>
          Orchestration<\/td>Kubernetes<\/td><\/tr>
          CI\/CD<\/td>Tekton (Pipelines)<\/td><\/tr>
          GitOps<\/td>ArgoCD<\/td><\/tr>
          Build<\/td>Source-to-Image (S2I)<\/td><\/tr>
          Monitoring<\/td>Prometheus, Grafana<\/td><\/tr>
          Logging<\/td>Fluentd, Elasticsearch, Kibana<\/td><\/tr>
          Serverless<\/td>Knative<\/td><\/tr>
          API Gateway<\/td>3scale<\/td><\/tr>
          IDE<\/td>Dev Spaces<\/td><\/tr>
          Storage<\/td>ODF, CSI<\/td><\/tr>
          VM Support<\/td>KubeVirt<\/td><\/tr>
          Networking<\/td>Istio, Routes<\/td><\/tr>
          Security<\/td>RBAC, SCC, OAuth<\/td><\/tr>
          MLOps<\/td>OpenShift AI<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

          \u274c Why Should You Not<\/em> Use OpenShift?<\/h2>\n\n\n\n

          OpenShift is great, but it may not be the best fit for everyone. Here\u2019s why:<\/p>\n\n\n\n

          1. Cost<\/strong><\/h3>\n\n\n\n
            \n
          • OpenShift is not free<\/strong> (unless you use OKD, the community version)<\/li>\n\n\n\n
          • Red Hat subscriptions and support can be expensive<\/strong> for small companies or startups<\/li>\n<\/ul>\n\n\n\n
            \n\n\n\n

            2. Complex Setup<\/strong><\/h3>\n\n\n\n
              \n
            • The installation and upgrade process<\/strong> can be complicated<\/li>\n\n\n\n
            • Requires skilled DevOps\/SRE engineers to manage (unless you’re using ROSA or Dedicated)<\/li>\n<\/ul>\n\n\n\n
              \n\n\n\n

              3. Vendor Lock-in<\/strong><\/h3>\n\n\n\n
                \n
              • OpenShift adds custom features on top of Kubernetes<\/li>\n\n\n\n
              • If you ever want to move away from OpenShift, you may need to rework your app setup<\/li>\n<\/ul>\n\n\n\n

                <\/p>\n\n\n\n

                \n\n\n\n

                \ud83d\udd70\ufe0f A. History of OpenShift (in short)<\/strong><\/h2>\n\n\n\n
                Year<\/th>Milestone<\/th><\/tr><\/thead>
                2011<\/strong><\/td>Red Hat launches OpenShift<\/strong> as a Platform-as-a-Service (PaaS)<\/strong>, initially supporting Java, Ruby, Python, and PHP.<\/td><\/tr>
                2014<\/strong><\/td>Red Hat open-sources OpenShift<\/strong> as OpenShift Origin (now OKD)<\/strong>.<\/td><\/tr>
                2015<\/strong><\/td>Red Hat starts rebuilding OpenShift on Kubernetes<\/strong>, moving away from its older container engine (GEARd).<\/td><\/tr>
                2016<\/strong><\/td>OpenShift v3.x is released \u2014 the first version based on Kubernetes<\/strong> and Docker<\/strong>.<\/td><\/tr>
                2018<\/strong><\/td>OpenShift 3.11 becomes the last version<\/strong> to support Docker as the runtime.<\/td><\/tr>
                2019<\/strong><\/td>Red Hat releases OpenShift 4.x<\/strong>, now based on CRI-O<\/strong> container runtime and Operator-based architecture<\/strong>.<\/td><\/tr>
                2019<\/strong><\/td>Red Hat is acquired by IBM<\/strong> for $34 billion \u2014 OpenShift becomes IBM\u2019s flagship container strategy.<\/td><\/tr>
                2020\u20132023<\/strong><\/td>Major expansion: ROSA (AWS), ARO (Azure)<\/strong>, OpenShift Virtualization, Serverless, GitOps, and AI are added.<\/td><\/tr>
                2024<\/strong><\/td>OpenShift 4.x continues evolving with support for Lightspeed (AI), Edge<\/strong>, and sandboxed containers<\/strong>.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
                \n\n\n\n

                \ud83d\ude80 OpenShift Release & Version Info<\/h2>\n\n\n\n
                Series<\/th>Highlights<\/th><\/tr><\/thead>
                OpenShift 1.x\u20132.x<\/strong><\/td>PaaS model with custom gear containers (not Kubernetes-based)<\/td><\/tr>
                OpenShift 3.x<\/strong><\/td>Introduced Kubernetes<\/strong> + Docker<\/strong> + OC CLI<\/strong><\/td><\/tr>
                OpenShift 3.11<\/strong><\/td>Last 3.x version; stable and widely used for years<\/td><\/tr>
                OpenShift 4.1+<\/strong><\/td>Operator-based lifecycle, CRI-O<\/strong>, MachineSets<\/strong>, Installer<\/strong>, etc.<\/td><\/tr>
                OpenShift 4.12\u20134.14<\/strong> (2023)<\/td>Enhanced GitOps<\/strong>, AI\/ML<\/strong>, Virtualization<\/strong>, Edge<\/strong> support<\/td><\/tr>
                Latest (as of 2024)<\/strong><\/td>OpenShift 4.14<\/strong>, with Lightspeed AI preview<\/strong>, sandboxed containers<\/strong>, and advanced hybrid cloud support<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
                \n\n\n\n

                \ud83d\udee0\ufe0f Technologies & Programming Languages Used in OpenShift<\/h2>\n\n\n\n
                Component<\/th>Language<\/th><\/tr><\/thead>
                Core platform (API, controllers)<\/td>Go (Golang)<\/strong> \u2014 like Kubernetes<\/td><\/tr>
                Web console (UI)<\/td>TypeScript + ReactJS<\/strong><\/td><\/tr>
                CLI tool (oc<\/code>)<\/td>Go (Golang)<\/strong><\/td><\/tr>
                Source-to-Image (S2I)<\/td>Go<\/strong>, Shell<\/strong><\/td><\/tr>
                Installer<\/td>Go<\/strong>, Ansible<\/strong> (legacy)<\/td><\/tr>
                Operators (OLM, CRDs)<\/td>Go<\/strong><\/td><\/tr>
                Dev Spaces<\/td>Java<\/strong>, TypeScript<\/strong>, Eclipse Che stack<\/strong><\/td><\/tr>
                Pipelines (Tekton)<\/td>Go<\/strong><\/td><\/tr>
                GitOps (ArgoCD)<\/td>Go<\/strong>, YAML<\/strong><\/td><\/tr>
                Monitoring (Prometheus, Grafana)<\/td>Go<\/strong>, JS\/TS<\/strong> for dashboards<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
                \n

                \u2705 Most of OpenShift is written in Golang<\/strong>, because it builds on Kubernetes, which is also written in Go.<\/p>\n<\/blockquote>\n\n\n\n

                \n\n\n\n

                \ud83d\udccc Summary<\/h2>\n\n\n\n
                  \n
                • Created by Red Hat<\/strong> in 2011<\/strong>, became Kubernetes-based from v3.x (2015)<\/strong>.<\/li>\n\n\n\n
                • Uses Golang<\/strong>, TypeScript<\/strong>, Java<\/strong>, and React<\/strong>.<\/li>\n\n\n\n
                • Current version is OpenShift 4.x<\/strong>, focused on hybrid cloud, AI, and enterprise-grade operations.<\/li>\n<\/ul>\n\n\n\n
                  \n\n\n\n

                  <\/p>\n\n\n\n

                  \u2728 What Are the Features of OpenShift?<\/h2>\n\n\n\n
                  \"\"<\/figure>\n\n\n\n
                  Feature<\/th>Description<\/th><\/tr><\/thead>
                  \u2705 Kubernetes Built-in<\/strong><\/td>OpenShift is built on Kubernetes<\/td><\/tr>
                  \ud83c\udf10 Web Console<\/strong><\/td>Easy-to-use UI for managing apps and clusters<\/td><\/tr>
                  \u2699\ufe0f CLI (oc<\/code>)<\/strong><\/td>Command-line tool like kubectl<\/code>, but more powerful<\/td><\/tr>
                  \ud83e\uddea CI\/CD Pipelines<\/strong><\/td>Built-in automation for build\/test\/deploy<\/td><\/tr>
                  \ud83d\udd10 Security<\/strong><\/td>Role-based access, secure containers, policy controls<\/td><\/tr>
                  \ud83e\uddf0 Integrated Tools<\/strong><\/td>GitOps (ArgoCD), Serverless, Service Mesh, Monitoring<\/td><\/tr>
                  \ud83d\udce6 Container Registry<\/strong><\/td>Built-in image registry for storing Docker images<\/td><\/tr>
                  \ud83e\uddd1\u200d\ud83d\udcbb Dev Spaces<\/strong><\/td>Browser-based developer environments<\/td><\/tr>
                  \ud83d\ude80 Auto-scaling<\/strong><\/td>Automatically adjust resources based on demand<\/td><\/tr>
                  \ud83d\udd01 Rolling Updates<\/strong><\/td>Deploy new versions without downtime<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

                  \ud83d\udd01 OpenShift Architecture<\/h2>\n\n\n\n
                  \"\"<\/figure>\n\n\n\n
                  \"\"<\/figure>\n\n\n\n

                  \ud83d\udd01 Best Alternatives to OpenShift \u2014 With Direct Comparison<\/h2>\n\n\n\n
                  Alternative<\/th>Category<\/th>How It Compares to OpenShift<\/th>Strengths<\/th>Weaknesses<\/th><\/tr><\/thead>
                  Rancher<\/strong> (by SUSE)<\/td>Kubernetes Management Platform<\/td>Manages multiple K8s clusters like OpenShift does<\/td>Great UI, Multi-cluster, Lightweight<\/td>Lacks built-in CI\/CD, registry<\/td><\/tr>
                  VMware Tanzu<\/strong><\/td>Kubernetes + Dev Platform<\/td>Like OpenShift but built around VMware ecosystem<\/td>Deep vSphere integration, Secure supply chain<\/td>Complex setup, VMware-focused<\/td><\/tr>
                  Platform9<\/strong><\/td>SaaS-managed Kubernetes<\/td>OpenShift-style features but 100% SaaS-managed<\/td>Easy, multi-cloud, minimal ops<\/td>Some features require enterprise tier<\/td><\/tr>
                  Amazon EKS Blueprints \/ ROSA<\/strong><\/td>Managed Kubernetes<\/td>ROSA is an OpenShift variant<\/strong> on AWS; EKS + Blueprints adds GitOps, logging, etc.<\/td>Native AWS, integrates well<\/td>Requires assembly of parts<\/td><\/tr>
                  Google Anthos<\/strong><\/td>Hybrid K8s Platform<\/td>Competes directly with OpenShift for hybrid\/multi-cloud<\/td>Google infra + Istio + Migrate for Anthos<\/td>High complexity, Google-centric<\/td><\/tr>
                  Azure AKS + DevOps + Arc<\/strong><\/td>Managed K8s + Tools<\/td>Azure\u2019s cloud-native equivalent to OpenShift<\/td>Azure-native GitOps, DevOps pipelines<\/td>Less unified platform than OpenShift<\/td><\/tr>
                  Docker Enterprise (Mirantis)<\/strong><\/td>Container Platform<\/td>Docker + Kubernetes + UI + Secure registry<\/td>Legacy Docker appeal, built-in Swarm<\/td>Declining popularity, commercial-only<\/td><\/tr>
                  K3s + ArgoCD + Flux<\/strong><\/td>Lightweight DIY Platform<\/td>Combine K3s, ArgoCD, Prometheus, etc. to mimic OpenShift<\/td>Lightweight, great for edge or small infra<\/td>DIY integration, no support<\/td><\/tr>
                  OKD (Community OpenShift)<\/strong><\/td>Community Platform<\/td>100% OpenShift without Red Hat branding or support<\/td>Same features as OpenShift<\/td>No official support, slower updates<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
                  \n\n\n\n

                  \ud83e\udd47 Most Comparable to OpenShift Feature-by-Feature<\/h2>\n\n\n\n
                  Feature<\/th>OpenShift<\/th>Rancher<\/th>Tanzu<\/th>Anthos<\/th>Platform9<\/th><\/tr><\/thead>
                  K8s Orchestration<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td><\/tr>
                  CI\/CD (Pipelines)<\/td>\u2705 (Tekton)<\/td>\u274c (external)<\/td>\u2705 (TAP)<\/td>\u274c (use external)<\/td>\u2705 (external)<\/td><\/tr>
                  GitOps<\/td>\u2705 (ArgoCD)<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td><\/tr>
                  Developer IDEs<\/td>\u2705 (Dev Spaces)<\/td>\u274c<\/td>\u2705<\/td>\u2705<\/td>\u274c<\/td><\/tr>
                  App Templates<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td><\/tr>
                  Built-in Registry<\/td>\u2705<\/td>\u274c<\/td>\u2705<\/td>\u274c<\/td>\u274c<\/td><\/tr>
                  Logging & Monitoring<\/td>\u2705<\/td>External setup<\/td>Built-in<\/td>Built-in<\/td>Built-in<\/td><\/tr>
                  Web Console<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td><\/tr>
                  Security & RBAC<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td><\/tr>
                  Runs Anywhere<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td><\/tr>
                  Enterprise Support<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td>\u2705<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

                  Red Hat OpenShift supports several additional deployment models and variants<\/h2>\n\n\n\n

                  Yes, besides the core five you mentioned earlier, Red Hat OpenShift supports several additional deployment models and variants<\/strong>, especially as it expands across hybrid cloud, edge, and specialized workloads.<\/p>\n\n\n\n

                  Here\u2019s a full list of all major OpenShift deployment models<\/strong>, including newer and specialized ones:<\/p>\n\n\n\n

                  \n\n\n\n

                  \ud83e\uddf1 1. OpenShift Container Platform (OCP)<\/strong><\/h2>\n\n\n\n
                    \n
                  • Self-managed<\/strong><\/li>\n\n\n\n
                  • Deployed on on-prem<\/strong>, bare metal<\/strong>, VMware<\/strong>, or public\/private clouds<\/strong><\/li>\n\n\n\n
                  • Full control, highly customizable<\/li>\n\n\n\n
                  • Requires more ops effort<\/li>\n<\/ul>\n\n\n\n
                    \n\n\n\n

                    \u2601\ufe0f 2. OpenShift Dedicated<\/strong><\/h2>\n\n\n\n
                      \n
                    • Red Hat-managed<\/strong> OpenShift<\/li>\n\n\n\n
                    • Runs in your AWS<\/strong> or Google Cloud<\/strong> account<\/li>\n\n\n\n
                    • Ideal for enterprises who want full-featured OpenShift but don’t want to manage it themselves<\/li>\n<\/ul>\n\n\n\n
                      \n\n\n\n

                      \ud83c\udf10 3. OpenShift Online<\/strong><\/h2>\n\n\n\n
                        \n
                      • SaaS version<\/li>\n\n\n\n
                      • Hosted and managed by Red Hat<\/strong><\/li>\n\n\n\n
                      • Ideal for quick starts, dev\/testing<\/li>\n\n\n\n
                      • No infrastructure setup needed<\/li>\n<\/ul>\n\n\n\n
                        \n\n\n\n

                        \ud83c\udf29\ufe0f 4. ROSA (Red Hat OpenShift Service on AWS)<\/strong><\/h2>\n\n\n\n
                          \n
                        • Co-managed by Red Hat + AWS<\/strong><\/li>\n\n\n\n
                        • Provisioned directly through AWS Console<\/strong><\/li>\n\n\n\n
                        • Integrated with AWS IAM, CloudWatch, Billing<\/strong><\/li>\n\n\n\n
                        • Best fit for AWS-native customers<\/li>\n<\/ul>\n\n\n\n
                          \n\n\n\n

                          \ud83d\udef0\ufe0f 5. ARO (Azure Red Hat OpenShift)<\/strong><\/h2>\n\n\n\n
                            \n
                          • Similar to ROSA but for Microsoft Azure<\/strong><\/li>\n\n\n\n
                          • Jointly managed by Microsoft + Red Hat<\/strong><\/li>\n\n\n\n
                          • Native Azure integration (Azure AD, billing, etc.)<\/li>\n<\/ul>\n\n\n\n
                            \n\n\n\n

                            \ud83e\uddea 6. OKD (Origin Kubernetes Distribution)<\/strong><\/h2>\n\n\n\n
                              \n
                            • The community<\/strong> version of OpenShift<\/li>\n\n\n\n
                            • Free and open-source<\/li>\n\n\n\n
                            • Lacks enterprise support, but great for testing and hobby use<\/li>\n<\/ul>\n\n\n\n
                              \n\n\n\n

                              \ud83c\udf0e 7. OpenShift on IBM Cloud<\/strong><\/h2>\n\n\n\n
                                \n
                              • Fully managed by IBM<\/strong><\/li>\n\n\n\n
                              • Useful for enterprises with IBM infrastructure or hybrid cloud strategies<\/li>\n\n\n\n
                              • Deeply integrated into IBM Cloud PaaS<\/li>\n<\/ul>\n\n\n\n
                                \n\n\n\n

                                \ud83d\udce6 8. OpenShift Local (Formerly CodeReady Containers)<\/strong><\/h2>\n\n\n\n
                                  \n
                                • Single-node<\/strong> OpenShift cluster on your laptop<\/strong><\/li>\n\n\n\n
                                • Ideal for development or learning<\/strong><\/li>\n\n\n\n
                                • Runs via virtualization (like CRC or Podman)<\/li>\n<\/ul>\n\n\n\n
                                  \n\n\n\n

                                  \ud83e\uddca 9. OpenShift at the Edge<\/strong><\/h2>\n\n\n\n
                                    \n
                                  • Lightweight OpenShift clusters designed for edge locations<\/strong><\/li>\n\n\n\n
                                  • Example: Single-node OpenShift (SNO)<\/strong> or 3-node compact clusters<\/strong><\/li>\n\n\n\n
                                  • Used in retail stores, telco base stations, IoT sites<\/li>\n<\/ul>\n\n\n\n
                                    \n\n\n\n

                                    \ud83d\udd12 10. OpenShift on Bare Metal<\/strong><\/h2>\n\n\n\n
                                      \n
                                    • Directly installed on physical servers<\/li>\n\n\n\n
                                    • High performance, direct hardware access<\/li>\n\n\n\n
                                    • Popular for data centers, AI\/ML workloads, telecom<\/strong><\/li>\n<\/ul>\n\n\n\n
                                      \n\n\n\n

                                      \ud83d\udd01 11. OpenShift Virtualization<\/strong><\/h2>\n\n\n\n
                                        \n
                                      • Run VMs inside OpenShift<\/strong> alongside containers<\/li>\n\n\n\n
                                      • Uses KubeVirt<\/li>\n\n\n\n
                                      • Reduces need for separate virtualization platforms (e.g., VMware)<\/li>\n<\/ul>\n\n\n\n
                                        \n\n\n\n

                                        \u2601\ufe0f 12. OpenShift on Private Cloud \/ VMWare<\/strong><\/h2>\n\n\n\n
                                          \n
                                        • OpenShift deployed inside private clouds like:\n
                                            \n
                                          • VMware vSphere<\/li>\n\n\n\n
                                          • Red Hat OpenStack<\/li>\n\n\n\n
                                          • Nutanix<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                                          • Gives control while utilizing existing infrastructure<\/li>\n<\/ul>\n\n\n\n
                                            \n\n\n\n

                                            \ud83d\udef0\ufe0f 13. OpenShift on OpenStack (RHOSP)<\/strong><\/h2>\n\n\n\n
                                              \n
                                            • Run OpenShift clusters on top of OpenStack<\/strong><\/li>\n\n\n\n
                                            • Cloud-native infrastructure with strong isolation and scaling<\/li>\n<\/ul>\n\n\n\n
                                              \n\n\n\n

                                              \ud83d\udce6 Deployment Summary Table<\/h2>\n\n\n\n
                                              Model<\/th>Hosted By<\/th>Managed By<\/th>Best Fit<\/th><\/tr><\/thead>
                                              OCP<\/td>On-prem\/cloud<\/td>You<\/td>Full control<\/td><\/tr>
                                              Dedicated<\/td>AWS\/GCP<\/td>Red Hat<\/td>Managed in your cloud<\/td><\/tr>
                                              Online<\/td>Red Hat<\/td>Red Hat<\/td>Dev\/test\/SaaS use<\/td><\/tr>
                                              ROSA<\/td>AWS<\/td>Red Hat + AWS<\/td>AWS-native users<\/td><\/tr>
                                              ARO<\/td>Azure<\/td>Microsoft + Red Hat<\/td>Azure-native users<\/td><\/tr>
                                              IBM Cloud<\/td>IBM<\/td>IBM<\/td>IBM customers<\/td><\/tr>
                                              OKD<\/td>You<\/td>You (community)<\/td>Free\/Open-source dev<\/td><\/tr>
                                              Local<\/td>You (laptop)<\/td>You<\/td>Local testing<\/td><\/tr>
                                              Edge<\/td>Edge sites<\/td>You<\/td>IoT, remote ops<\/td><\/tr>
                                              Virtualization<\/td>You<\/td>You<\/td>VMs inside OpenShift<\/td><\/tr>
                                              OpenStack<\/td>On-prem<\/td>You<\/td>Cloud-native infra<\/td><\/tr>
                                              Bare Metal<\/td>On-prem<\/td>You<\/td>High-performance workloads<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
                                              \n\n\n\n
                                              \"\"<\/figure>\n\n\n\n

                                              Welcome Page of Open Shift<\/h2>\n\n\n\n
                                              \"\"<\/figure>\n","protected":false},"excerpt":{"rendered":"

                                              What is OpenShift? OpenShift is an application platform based on Kubernetes, developed by Red Hat. It’s designed to help developers build, deploy, and manage containerized applications across various environments, including… <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_joinchat":[],"footnotes":""},"categories":[5153],"tags":[7643,7645,7644,5523,7642,7641,7208,7646,7639],"class_list":["post-28930","post","type-post","status-publish","format-standard","hentry","category-openshift","tag-advantage-of-openshift","tag-alternative-of-openshift","tag-components-of-openshift","tag-devopsschool-com","tag-features-of-openshift","tag-history-of-openshit","tag-interview-questions-and-answers","tag-interview-questions-and-answers-for-openshift","tag-what-is-openshift"],"_links":{"self":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/28930","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/comments?post=28930"}],"version-history":[{"count":9,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/28930\/revisions"}],"predecessor-version":[{"id":58940,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/28930\/revisions\/58940"}],"wp:attachment":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/media?parent=28930"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/categories?post=28930"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/tags?post=28930"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}