Best of Cloud — June 2025

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    Article
    Avatar of systemdesigncodexSystem Design Codex·48w

    Kubernetes Scaling Strategies

    Kubernetes offers three main scaling strategies for containerized applications: Horizontal Pod Autoscaling (HPA) increases or decreases pod replicas based on resource usage like CPU and memory; Vertical Pod Autoscaling (VPA) adjusts individual pod resource limits and requests; and Cluster Autoscaling manages the number of worker nodes in the cluster. HPA works best for stateless applications, VPA suits workloads with variable resource needs, and Cluster Autoscaler ensures infrastructure scales with demand. Each strategy addresses different scaling needs and can be combined for comprehensive auto-scaling solutions.

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    Video
    Avatar of techworldwithnanaTechWorld with Nana·50w

    Complete Cloud Engineer Roadmap | From Beginner to Advanced

    A comprehensive roadmap for becoming a cloud engineer, starting with foundational skills like Linux, networking, and programming basics. The guide progresses through cloud concepts, core services (compute, storage, networking), infrastructure as code with Terraform, containerization with Docker and Kubernetes, CI/CD pipelines, monitoring and observability, and security best practices. Emphasizes hands-on learning through progressive projects, from deploying static websites to building complete automated deployment pipelines with proper monitoring and security controls.

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    Article
    Avatar of kodekloudKodeKloud's Squad·50w

    🧭 Planning your 2025 DevOps & Cloud career path?

    A skill matrix guide for DevOps and cloud professionals planning their 2025 career development. Emphasizes T-shaped skills (depth in core areas plus breadth across others), highlights cloud fluency as essential across all roles, and identifies Infrastructure as Code and containers as critical for platform and DevOps engineers. Security awareness is positioned as a universal requirement, with role-specific learning prioritization recommended over trend-chasing.

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    Video
    Avatar of fireshipFireship·49w

    That time Google Cloud Platform bricked the Internet…

    Google Cloud Platform experienced a major outage that affected popular services like Snapchat, Spotify, Discord, and Cloudflare, causing nearly 100% error rates for over 2 hours. The incident was caused by a dormant bug in Google's API management service - a null pointer exception in code that lacked proper error handling. The bug was introduced on May 29th but remained undetected until a policy change on June 12th triggered the faulty code path, causing the API management binary to crash globally. Google took 40 minutes to begin rollback and 4 hours to fully stabilize, potentially costing millions in SLA credits and damaging their reputation in the competitive cloud market.

  5. 5
    Article
    Avatar of faunFaun·50w

    AWS Solutions Architect Professional Exam: My Experience and Tips for Success

    A comprehensive guide to passing the AWS Solutions Architect Professional (SAP-C02) exam, covering preparation strategies, recommended resources, and exam tactics. The author shares their experience after completing six AWS certifications, emphasizing the exam's difficulty and the need for deep technical knowledge, hands-on experience, and strategic preparation. Key recommendations include using Stephane Maarek's video courses and Jon Bonso's practice exams, focusing on AWS Organizations, hybrid infrastructure, and migrations, and developing a tactical approach to answering questions during the exam.

  6. 6
    Article
    Avatar of spaceliftSpacelift·48w

    OpenTofu 1.10: Major Updates for Modern IaC

    OpenTofu 1.10 introduces major features including OCI registry support for distributing providers and modules, native S3 backend locking without DynamoDB, global provider cache locking, and multi-project PostgreSQL state management. The project joined CNCF as a Sandbox project and is approaching 10 million GitHub downloads with strong enterprise adoption. Key improvements include module variable deprecation, advanced resource migration capabilities, and enhanced removed block behavior. The release demonstrates OpenTofu's commitment to community-driven development and positions it as a mature, open-source alternative for infrastructure as code.

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    Article
    Avatar of dhhDavid Heinemeier Hansson·51w

    Denmark gets more serious about digital sovereignty

    Denmark's largest counties, Copenhagen and Aarhus, announced plans to eliminate Microsoft products from their operations following concerns about digital dependency on American tech companies. This decision comes after the US administration sanctioned the ICC's chief prosecutor, demonstrating how American companies can be forced to cut off services to foreign entities. With over 40,000 employees affected in Copenhagen alone, this represents a significant step toward digital sovereignty, though critics argue such independence is unrealistic to achieve.

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