OVHcloud Managed Kubernetes

Basic Information

• Model: Managed Kubernetes Service (MKS)
• Version: Supports multiple Kubernetes minor versions. Currently supports Kubernetes versions 1.28, 1.29, 1.30, 1.31, 1.32, 1.33. New minor versions are offered within three months of their stable release by the Kubernetes project.
• Release Date: General availability announced in February 2019, following a private beta program launched in October 2018.
• Minimum Requirements: Leverages OVHcloud Public Cloud instances for worker nodes, with configurable CPU, GPU, RAM, and storage.
• Supported Operating Systems: Worker nodes run Ubuntu 22.04 LTS.
• Latest Stable Version: OVHcloud aligns with the Kubernetes project's release cycle, offering recent stable minor versions.
• End of Support Date: OVHcloud supports minor versions as long as the upstream Kubernetes project supports them. The Kubernetes project generally maintains the three most recent minor releases, with each branch supported for approximately nine months. Older versions that have reached End-of-Support (EoS) are no longer covered by OVHcloud support or SLAs.
• End of Life Date: For the third oldest minor version that reaches EoS, OVHcloud may force a minor update or deactivate the service after a 30-day email notification. The Kubernetes project supports a release for approximately 14 months (12 months of support plus a 2-month upgrade period).
• Auto-update Expiration Date: Not a fixed date, but governed by customer-selected security policies. Patch versions can be automatically applied based on "Maximum security," "Minimum unavailability," or "Do not update" settings. OVHcloud reserves the right to force updates in critical security cases.
• License Type: Kubernetes is an open-source project. OVHcloud provides a managed service built upon it.
• Deployment Model: Public Cloud managed service. It can integrate with private, hybrid, and multi-cloud environments.

Technical Requirements

• RAM: Configurable via OVHcloud Public Cloud instances, ranging from balanced to optimized for specific workloads.
• Processor: Configurable via OVHcloud Public Cloud instances, including CPU-centric instances for intensive computing and GPUs for AI.
• Storage: High-performance Block and Object Storage Classes are available. Persistent volumes are supported.
• Display: Not directly applicable as it is a cloud service managed via API, CLI (kubectl), and web interfaces.
• Ports: Standard Kubernetes and cloud service ports are utilized for communication and management.
• Operating System: Worker nodes run Ubuntu 22.04 LTS.

Analysis of Technical Requirements: OVHcloud Managed Kubernetes offers significant flexibility by leveraging the diverse range of OVHcloud Public Cloud instances. This allows users to tailor compute (CPU, GPU, RAM) and storage resources to specific application needs, from general-purpose to high-performance workloads. The underlying operating system (Ubuntu LTS) and container runtime (containerd) are managed by OVHcloud, simplifying infrastructure maintenance for the user. The service is designed for scalability, allowing dynamic adjustment of resources.

Support & Compatibility

• Latest Version: OVHcloud consistently offers new Kubernetes minor versions within three months of their stable release by the upstream project.
• OS Support: Worker nodes are based on Ubuntu 22.04 LTS.
• End of Support Date: OVHcloud's support lifecycle for Kubernetes minor versions mirrors that of the Kubernetes project, generally supporting the three most recent minor releases for approximately nine months each.
• Localization: The service is available across various OVHcloud regions globally, including data centers in Europe (e.g., Paris, Milan) and the US.
• Available Drivers: The service utilizes containerd as the Container Runtime Interface (CRI), Canal (embedding Calico for policy and Flannel for networking) as the Container Network Interface (CNI), and an OpenStack-based Cloud-Controller-Manager (CCM).

Analysis of Overall Support & Compatibility Status: OVHcloud Managed Kubernetes demonstrates strong compatibility by adhering to CNCF certification and upstream Kubernetes standards. This ensures interoperability and avoids vendor lock-in. OVHcloud manages the Kubernetes control plane and worker node components, including OS and runtime updates, reducing the operational burden on users. The regular availability of new Kubernetes versions and adherence to the upstream support policy ensures access to the latest features and security fixes.

Security Status

• Security Features: Includes customer-selectable security update policies for patch versions (Maximum security, Minimum unavailability, Do not update). Automatic application of security patches is a key feature. Anti-DDoS protection is integrated. The Standard plan offers a high-availability control plane replicated across multiple availability zones. Access management is supported via OpenID Connect (OIDC) integration and Role-Based Access Control (RBAC).
• Known Vulnerabilities: OVHcloud actively applies security fixes and updates to mitigate known vulnerabilities.
• Blacklist Status: No information indicates a blacklist status.
• Certifications: The service is certified by the Cloud Native Computing Foundation (CNCF), ensuring conformance to Kubernetes standards.
• Encryption Support: Supports encryption of Kubernetes Secrets using tools like Sealed Secrets.
• Authentication Methods: Integrates with OpenID Connect (OIDC) providers for authentication.
• General Recommendations: OVHcloud recommends the "Maximum security" policy for patch updates. Users are responsible for the security of their worker nodes, containers, pods, proper sizing of infrastructure, and data backups, operating under a shared responsibility model.

Analysis on the Overall Security Rating: OVHcloud Managed Kubernetes provides a strong security foundation through its managed nature, automatic patch application, and integrated security features like anti-DDoS protection and OIDC/RBAC integration. The CNCF certification further validates its adherence to industry security standards. While OVHcloud manages the control plane and underlying infrastructure, users retain responsibility for their application-level security, requiring a collaborative approach to maintain a secure environment.

Performance & Benchmarks

• Benchmark Scores: Specific benchmark scores are not publicly provided for the service.
• Real-world Performance Metrics: Features automatic scaling of clusters and node pools to adapt to application needs, both upwards and downwards. Traffic distribution across pods enhances responsiveness and availability.
• Power Consumption: OVHcloud emphasizes a "sustainable cloud" approach, though specific power consumption metrics for the Kubernetes service are not detailed.
• Carbon Footprint: OVHcloud promotes itself as a pioneer in sustainable cloud, but specific carbon footprint data for this service is not available.
• Comparison with Similar Assets: Users have noted performance differences compared to hyperscale cloud providers like AWS, particularly for development environments, where AWS was perceived to offer better performance. OVHcloud positions itself as a European cloud provider offering a sovereign cloud option.

Analysis of the Overall Performance Status: The performance of OVHcloud Managed Kubernetes is inherently tied to the chosen underlying Public Cloud instances and their configurations. The service's auto-scaling capabilities for node pools and integrated load balancing are designed to ensure applications receive necessary resources and maintain high availability under varying loads. While some past user feedback indicated potential performance gaps compared to other providers, the flexibility in instance selection allows for performance optimization based on workload requirements.

User Reviews & Feedback

Users highlight the ease of deployment, resilience, and scalability of OVHcloud Managed Kubernetes. The fully managed nature of the control plane and worker node OS/runtime is a significant advantage, allowing users to focus on application development. Its cost-effectiveness and pay-as-you-go model are frequently appreciated. The CNCF certification and interoperability are seen as strengths, providing flexibility and avoiding vendor lock-in. The service is also valued for its role as a European cloud provider, supporting data sovereignty requirements.

However, some users have reported challenges, including issues with the Terraform provider, outdated documentation, and difficulties in understanding the node update process, despite nodes being managed. There have been mentions of past performance issues compared to other cloud providers, particularly for development workloads. The process for creating "private" spaces within the Managed Private Registry has also been noted as requiring manual steps.

Recommended use cases include deploying and managing containerized applications, cloud-native application production, microservices architectures, and supporting AI initiatives. The Standard plan is particularly suited for critical applications in multicloud environments.

Summary

OVHcloud Managed Kubernetes is a robust, CNCF-certified service designed for deploying, scaling, and managing containerized applications. It offers a fully managed control plane and underlying infrastructure, including OS and runtime for worker nodes, significantly reducing operational overhead for users. Key strengths include its adherence to open standards, ensuring interoperability and reversibility, and its integration with the broader OVHcloud Public Cloud ecosystem, providing flexible compute and storage options. The service features automatic scaling, load balancing, and a strong security posture with managed updates, integrated DDoS protection, and support for OIDC/RBAC. As a European cloud provider, it appeals to organizations prioritizing data sovereignty and a sustainable cloud approach.

While generally well-regarded for its managed capabilities and cost-effectiveness, some users have noted areas for improvement, such as documentation clarity and the Terraform provider experience. Past performance comparisons with hyperscalers for certain workloads have also been raised, though the service's configurability allows for performance tuning.

OVHcloud Managed Kubernetes is highly recommended for organizations seeking a reliable, scalable, and secure platform for cloud-native applications, microservices, and AI workloads, particularly those operating within the OVHcloud ecosystem or prioritizing a European cloud solution. Users should carefully consider their specific performance requirements and leverage the available configuration options for worker nodes. It is crucial for users to understand their responsibilities within the shared security model, especially regarding application-level security and data management.

The information provided is based on publicly available data and may vary depending on specific device configurations. For up-to-date information, please consult official manufacturer resources.