This guide explains how to implement canary releases on Kubernetes using Argo Rollout, covering manual setup of production and canary environments, traffic splitting via Ingress annotations, and fully automated rollout steps with weight adjustments, pauses, and promotion to production.
This comprehensive guide explains why Kubernetes engineers are critical for modern digital transformation, outlines eight essential interview topics, details core components, service‑discovery methods, pod resource sharing, CNI plugins, multi‑layer load balancing, network isolation principles, and IP address classifications, providing a solid foundation for both learning and interview preparation.
Learn a step‑by‑step solution to deploy a production‑grade RocketMQ cluster on Kubernetes, covering architecture design with StatefulSets, Helm chart or native YAML configurations, persistent storage, external access, monitoring, security hardening, and one‑click installation commands.
This guide walks you through installing a high‑availability Kafka cluster, covering both bare‑metal/virtual‑machine setups and Kubernetes‑based deployments with Helm, including environment preparation, ZooKeeper configuration, broker settings, Helm chart customization, KRaft mode, and production‑grade tuning recommendations.
During Pinterest’s migration of its high‑traffic Manas search platform to the PinCompute Kubernetes environment, engineers observed an extremely rare latency outlier—one in a million requests took 100 times longer—prompting a deep investigation that traced the root cause to cAdvisor’s memory‑intensive smaps scans interfering with leaf node processing.
This guide explains why changing a ZooKeeper node’s IP requires updating the configuration on all members, then walks through a step‑by‑step procedure—including stopping the target node, editing zoo.cfg on every server, restarting the remaining nodes, and verifying the quorum—plus best‑practice tips for Kubernetes deployments.
An in‑depth look at how containers, Kubernetes, and Service Mesh together form the core of modern cloud‑native architectures, covering their evolution, practical adoption stages, trade‑offs in complexity, decision‑making matrices, best‑practice implementation tips, and emerging trends such as edge computing and WebAssembly.
Gateway API replaces the traditional Ingress API with a more powerful, standardized, role‑oriented model that supports advanced L4/L7 routing, multi‑protocol traffic, and seamless service‑mesh integration, addressing Ingress’s limitations in scalability, portability, and complex configuration for both platform and application teams.
This article explains how Kubernetes CPU requests and limits interact with Linux namespaces, cgroups v2, and the Completely Fair Scheduler, showing why limits can cause throttling, increase latency, and mislead monitoring, and offers guidance on when to use or avoid CPU limits.
This guide walks through checking the system environment, installing the NVIDIA Docker plugin, configuring Docker to use the NVIDIA runtime, verifying GPU access, deploying the NVIDIA device plugin in a Kubernetes cluster, creating a GPU‑enabled pod, and testing GPU‑accelerated video processing with FFmpeg.
This comprehensive guide reveals essential CI/CD operational techniques—from pipeline bottleneck detection and Docker multi‑stage builds to parallel execution, smart testing, blue‑green and canary deployments, full‑stack monitoring, cost‑saving cloud strategies, and a real‑world e‑commerce case study—helping teams dramatically boost efficiency, reliability, and security.
While Docker once dominated containerization, its growing overhead, security concerns, and limited flexibility have prompted developers to explore lighter, more secure alternatives such as ServBay, Podman, containerd, and micro‑Kubernetes solutions, signaling a shift toward diversified, cloud‑native orchestration strategies for modern infrastructure.
This guide walks through installing ArgoCD on a Kubernetes cluster, creating a Helm chart, defining ArgoCD Application manifests, pushing resources to a Git repository, and using ArgoCD to continuously deploy and update the application, including version upgrades via Git changes.
This comprehensive guide explains why log management is critical for large Kubernetes clusters, outlines common pain points, presents full‑stack architectures, details EFK and Loki implementations with code samples, and offers performance, security, cost‑optimization, and future‑trend recommendations.
This article explains how the k8s‑cluster‑inspector component automates Kubernetes cluster checks, enriches the findings with AI‑generated solutions, and outlines the end‑to‑end workflow and provider design that make the inspection results more reliable and actionable.
This article explains how the k8s-cluster-inspector tool automates Kubernetes inspections and, by integrating AI-generated answers, enriches issue data with detailed remediation steps, improving trust, product value, and user experience.
This article details Kaltura's migration of Argo CD's built‑in Redis to AWS ElastiCache Serverless for Valkey, explaining the cost, performance, and operational challenges of the default setup, the step‑by‑step migration process, and the substantial savings and reliability gains achieved.
This article explains Kubernetes' internal and external load‑balancing mechanisms, detailing how Services, kube‑proxy, and IPVS work together and outlining common algorithms such as round‑robin, weighted round‑robin, least connections, IP hash, and consistent hashing.
This article presents ten practical PromQL query examples covering CPU, memory, disk, network, application, database, Kubernetes, and business metrics, along with key concepts, alerting thresholds, and best‑practice tips to help operations engineers build a comprehensive monitoring system in cloud‑native environments.
Enterprises are shifting from single‑vendor cloud adoption to multi‑cloud and hybrid architectures, driven by concerns over vendor lock‑in, compliance, cost, performance, and resilience, with Kubernetes providing a unified layer to orchestrate workloads across AWS, Azure, and Alibaba Cloud.
This article explains the fundamental differences between Docker and Kubernetes, covering the problems each solves, core functionalities, management scope, and ideal application scenarios, helping readers choose the right tool for containerization and large‑scale orchestration.
Deploying MySQL in production containers introduces volatile storage, unstable networking, performance variability, and replication challenges that clash with the database's need for persistent, high‑availability, and consistent operation, making native VM or bare‑metal deployments far more reliable.
This guide walks through deploying a local LLM on Kubernetes using Ollama for model serving and Open-WebUI for a web interface, covering namespace creation, storage setup, GPU support, service exposure, validation, and model download to ensure privacy, low latency, and high availability.
Kubernetes 1.34, released on August 27 2025, brings mature security defaults, cost‑saving features, and operational improvements such as ServiceAccount token image pulls, KYAML output, per‑deployment HPA tolerance, admission policy mutation, and dynamic resource allocation, all of which are crucial for DevOps teams to test before production rollout.
This guide presents a comprehensive, layered Kubernetes monitoring architecture—including control plane, node, resource, and extension layers—detailing high‑availability Prometheus deployment, alert grouping strategies, custom CRD metrics, visualization dashboards, and practical best‑practice recommendations for reliable observability in cloud‑native environments.
This comprehensive guide dissects every stage of the Kubernetes Pod lifecycle, explains underlying mechanisms, and equips operators with practical debugging commands, scripts, and best‑practice configurations to swiftly resolve common production issues such as pending pods, crash loops, slow startups, and network failures.
This guide explains how Redis, a high‑performance in‑memory database, works with the RedisInsight visual tool, covering its key features, step‑by‑step installation on Linux, environment‑variable configuration, service startup, Kubernetes deployment via YAML, and basic usage for monitoring, data manipulation, and memory analysis.
This article introduces Kubernetes as an open‑source container orchestration platform, outlines its master‑node architecture, explains the key components such as API Server, Scheduler, Controller Manager, etcd, kubelet and kube‑proxy, and describes the typical workflow for deploying applications.
This article compares four microservice deployment approaches—independent VM processes, containerized services, serverless functions, and Kubernetes orchestration—detailing their advantages, drawbacks, and ideal scenarios to help teams select the most suitable architecture for their needs.
This article explains why Kubernetes engineers are critical, outlines eight essential interview topics, and provides a detailed walkthrough of K8s architecture, components, networking, service discovery, load balancing, CNI plugins, isolation dimensions, and IP addressing schemes.
This article examines the technical essence, drivers, challenges, and practical solutions—including Kubernetes, service mesh, and Terraform—for building secure, cost‑effective multi‑cloud and hybrid cloud architectures while avoiding vendor lock‑in.
The article explains practical steps—shrinking container images, fixing probe delays, streamlining init containers, and right‑sizing resources—to dramatically reduce pod startup latency from minutes to seconds without rewriting Kubernetes itself.
Starting from scratch, this guide outlines a practical 12‑month DevOps learning plan that emphasizes mastering Linux fundamentals, networking, scripting, Git, CI/CD, Docker, Kubernetes, cloud platforms, infrastructure‑as‑code, monitoring, and security, with concrete steps, tools, and a realistic study schedule to build real‑world competence.
This article recounts how our team, after repeated Docker daemon failures on a 500‑node Kubernetes cluster, performed a zero‑downtime migration to Containerd, detailing architectural differences, preparation steps, migration procedures, performance benchmarks, post‑migration adjustments, common pitfalls, and best practices for large‑scale production environments.
This article explains how Alibaba Cloud ACK One's ModelDistribution leverages OCI images to standardize, version, and efficiently distribute large AI models across multiple Kubernetes clusters worldwide, addressing challenges of storage, deployment speed, and pre‑warming for rapid inference services.
This article details a systematic, end‑to‑end Kubernetes performance tuning plan—from kernel and container‑runtime tweaks on the node level to resource limits, scheduler policies, and pod‑level configurations—that can triple cluster throughput, cut latency by up to 80%, and dramatically improve stability.
This guide walks you through automating the full lifecycle of a Spring Cloud microservice—from pushing code to Git, configuring Jenkins pipelines with SSH keys, building with Maven, packaging into Docker images, pushing to a registry, and finally deploying and updating the service on Kubernetes—all with step‑by‑step commands and scripts.
This guide explains how to use the kubectl pv-migrate plugin to move PersistentVolumeClaims between namespaces, clusters, and storage classes, covering offline installation, manifest creation, image preparation, target PVC definition, and a step‑by‑step data migration command.
This article explains the internal architecture and source‑code flow of Kubernetes Horizontal Pod Autoscaler, detailing how components like HorizontalController and ReplicaCalculator compute desired replicas, why a default 10% tolerance can prevent scaling even when CPU exceeds the target, and how behavior policies and scaling limits influence HPA decisions.
This guide presents the most frequently used Kubernetes pod management commands, demonstrates practical examples of network sharing and shared storage with complete YAML configurations, walks through verification steps, and explains each field in a pod definition to help operators master pod operations.
This article chronicles the author's hands‑on journey of designing AI agents to automatically generate Helm charts for open‑source applications, exploring agent role definition, behavior paradigms like ReAct and plan‑and‑execute, prompt engineering challenges, structured workflows, multi‑agent collaboration, and practical lessons for reliable, production‑grade automation.
This article examines Docker's diminishing universality, its historical impact, current limitations, and emerging alternatives such as lightweight runtimes, micro‑Kubernetes, and serverless platforms, guiding developers toward more efficient, secure, and adaptable container strategies for 2025 and beyond.
This article shares hard‑earned Kubernetes production lessons, covering RBAC misconfigurations, network‑policy design, real‑world pitfalls, auditing techniques, automation scripts, and recommended security tools to help you prevent costly security incidents.
The article examines Docker's historic impact, its growing limitations in modern, large‑scale and diverse development environments, and surveys emerging lightweight runtimes, local development alternatives like ServBay, evolving orchestration options, and future trends shaping a more modular, secure, and AI‑driven container ecosystem.
This article explains how Karpenter's NodePool CRD replaces traditional provisioners, details its core configuration fields, illustrates the autoscaling workflow from a pending pod to a ready node, and shows how to achieve cost‑effective, on‑demand resource provisioning in Kubernetes clusters.
By configuring Nginx’s resolver and resolve directives to query the cluster DNS and using fully‑qualified service names, you can make Nginx re‑resolve backend Pod IPs dynamically, preventing 502 errors when Pods restart or scale in a Kubernetes environment.
This guide walks through creating a Kubernetes Operator using Kubebuilder to manage a GPU spot‑pool on Tencent Cloud, covering CRD design, controller logic, code generation, and deployment steps, enabling automated scaling of GPU resources for AI workloads while illustrating core Cloud‑Native concepts.
This article explains how to replace a naïve push‑based GitOps workflow with a centralized, permission‑controlled deployment pipeline using GitLab CI, detailing the architecture, advantages such as improved security and maintainability, and providing complete YAML examples for both service and central pipelines.
After weeks of trial‑and‑error, the author shares how a fully autonomous AI agent struggled to generate Helm charts, and how adopting a structured, multi‑stage workflow—combining clear role definitions, ReAct/Plan‑and‑Execute patterns, prompt engineering, and LangChain/LangGraph orchestration—produced a reproducible, lint‑validated Helm package for Kubernetes.
This article explains the Kubernetes network model, introduces the CNI standard, and compares four popular network plugins—Flannel, Calico, Weave Net, and Cilium—highlighting their features, advantages, and suitable use cases for different cluster sizes and requirements.
This article walks through a five‑round Java interview simulation where the candidate designs, optimizes, and secures a massive push‑notification system for Sohu, covering Spring Boot high‑concurrency architecture, sharding and cache‑penetration mitigation, Kafka reliability, Kubernetes deployment with gray releases, multi‑region high‑availability, and AI‑driven smart‑push strategies, complete with concrete code snippets and real‑world performance numbers.
This guide explains why resource limits are essential in Kubernetes, how to configure Namespace‑level ResourceQuota and Pod‑level Requests/Limits, and provides a practical case study with YAML examples to prevent a single service from exhausting cluster CPU and memory.
When memory usage approaches 90‑95% of capacity, Linux often raises CPU load and stalls instead of invoking OOM, but Alibaba Cloud's FastOOM adds proactive user‑space killing to prevent Near‑OOM livelocks and keep services responsive.
This article explores GitLab's built‑in Auto DevOps feature, detailing how including the Auto‑DevOps template in .gitlab-ci.yml automatically creates a full CI/CD pipeline with build, test, review, security scanning, and deployment stages, and explains how each stage works and can be customized.
This article explores Jsonnet—a powerful, Turing‑complete configuration language—for generating and transforming JSON/YAML, detailing its background, implementation architecture, practical usage examples in Java, performance optimizations, and why it outperforms traditional JSON tools in complex data pipelines.
Go 1.25 introduces a container‑aware default for GOMAXPROCS that automatically aligns the runtime’s parallelism with CPU limits in orchestrated environments, reducing throttling latency, improving efficiency, and making Go applications production‑ready out of the box.
Learn how to design Kubernetes StorageClasses, integrate them with Ceph, and implement production‑grade deployments—including high‑performance SSD classes, multi‑tier strategies, zero‑downtime rollout, monitoring, security, and troubleshooting—while following best‑practice guidelines for cloud‑native storage optimization.
This handbook provides Kubernetes operators with a comprehensive, step‑by‑step troubleshooting framework covering common Pod issues, Node problems, and cluster‑wide failures, offering practical commands, diagnostic tips, and explanations of error states to quickly identify and resolve stability challenges in K8s environments.
A financial services outage caused by misconfigured Kubernetes liveness and readiness probes illustrates how misunderstanding these health checks can trigger costly restart loops, while this guide explains their core differences, proper configuration, advanced strategies, common pitfalls, and monitoring techniques to ensure stable, resilient services.
Go 1.25 introduces a container‑aware default for GOMAXPROCS that aligns the runtime’s parallelism with Kubernetes CPU limits, eliminating unnecessary throttling, improving tail‑latency, and making Go applications more production‑ready out of the box.
This article details Qunar's end‑to‑end solution for forecasting traffic spikes, estimating required CPU resources, and automatically scaling hotel services using a combined flow‑calendar, algorithmic prediction, and Ops‑driven auto‑scaling pipeline, improving stability and operational efficiency.
This comprehensive guide compares Docker Swarm and Kubernetes across architecture, performance, and resource usage, outlines ideal use‑cases, provides detailed migration strategies with scripts and tools, and offers cost and operational analyses to help teams select the most suitable container orchestration platform.
Upgrading a Kubernetes cluster from CentOS 7.9 to Ubuntu 22.04 caused Java pods to crash with OOMKilled errors; increasing memory limits only hid the issue, and the root cause was cgroup v2 making the JVM misinterpret its resource limits, resulting in excessive threads and heap sizes. The article advises upgrading to a JVM that supports cgroup v2 or reverting the node to cgroup v1.
This article presents a comprehensive, high‑throughput OCR invoice processing solution that combines distributed system design, Spring Boot asynchronous execution, Tesseract deep optimization, multi‑engine fusion, structured data extraction, performance tuning, Kubernetes deployment, and security compliance.
This comprehensive guide walks you through containerizing applications, optimizing Docker images, securing containers, designing Kubernetes high‑availability clusters, implementing observability with Prometheus and ELK, automating CI/CD pipelines, applying RBAC and network policies, and cutting costs with autoscaling and resource tuning, all backed by real‑world code examples.
This article examines Docker's declining dominance, explores its limitations, and introduces lighter, more secure alternatives and next‑generation container runtimes, while outlining evolving orchestration trends and how developers can choose the right tools for modern cloud‑native workloads.
This article shares ten real‑world Kubernetes production pitfalls—ranging from missing resource limits and storage misconfigurations to faulty probes and over‑privileged RBAC—each illustrated with a concrete case, detailed analysis, and actionable mitigation steps to help operators prevent costly outages.
Kubernetes 1.34 will debut KYAML, a strict YAML subset that adds JSON‑style rules to reduce indentation errors and quoting ambiguities, aiming to make configuration files more reliable while preserving comments and flexibility for cloud‑native workloads.
This article explores the convergence of big data engineering and platform engineering, detailing how platform engineering methodologies solve big data's complexity challenges through unified resource pooling, standardized pipelines, observability, and governance, delivering faster deployment, 30-50% resource utilization gains, and reduced MTTR.
This article walks you through practical Kubernetes hardening techniques—including fine‑grained RBAC, zero‑trust network policies, Pod Security Standards, real‑time monitoring, and automation—to protect production clusters from privilege abuse and network breaches.
This article walks through extending the K8s Chat command‑line tool by adding an ‘analyze event’ command that gathers warning‑level events and pod logs, stores them in a map, and sends the information to a large‑language model via OpenAI’s API to receive actionable troubleshooting recommendations, while also suggesting further enhancements such as self‑healing and visualization.
This article analyzes why an OceanBase JDBC driver fails with "Access denied" errors when deployed in Kubernetes, compares it with the MySQL driver, explains the role of IP whitelist verification, and provides step‑by‑step troubleshooting, configuration adjustments, and preventive measures.
This guide presents fifteen practical kubectl techniques—from resource abbreviations and context switching to advanced JSONPath queries and custom output formats—empowering operators to manage Kubernetes clusters more efficiently, troubleshoot issues faster, and automate routine tasks with confidence.
This article presents a comprehensive, step‑by‑step analysis of a high‑throughput, asynchronous OCR pipeline built with Spring Boot and Tesseract, covering system architecture, thread‑pool tuning, custom invoice‑specific model training, multi‑engine fusion, structured data extraction, performance optimizations, GPU acceleration, Kubernetes deployment, monitoring, security compliance, chaos testing, and future evolution plans.
Learn how ASM's Ambient mode and the Waypoint component streamline L7 egress traffic management in Kubernetes by replacing complex Sidecar configurations with simple ServiceEntry and Waypoint labels, reducing configuration overhead while preserving powerful security and observability features.
Nuclio is an open‑source, Go‑friendly serverless platform that delivers high‑throughput, low‑latency function execution on local machines, Kubernetes, or edge environments, offering native Go support, flexible triggers, built‑in observability, and easy deployment steps for streaming, API, and AI inference use cases.
This article introduces Argo Workflows, a cloud‑native Kubernetes workflow engine, explains its core concepts, various template types, architecture components, installation and monitoring steps, and demonstrates how to build CI/CD pipelines with reusable workflow templates.
Lingxi Interactive transformed its overseas game publishing by adopting a cloud‑native infrastructure built on Alibaba Cloud ACK, creating a unified platform with the KUN ops layer, automating scaling, monitoring, and FinOps, which dramatically improved stability, efficiency, and cost while supporting diverse game genres worldwide.
The latest Apache Dubbo cloud‑native upgrade introduces one‑click microservice cluster deployment via dubboctl, a new visual console for comprehensive service monitoring and traffic control, Helm charts for production‑grade Kubernetes installs, and a Dubbo Operator that automates service discovery, scaling and future mesh‑less governance, dramatically improving the full lifecycle management experience.
This guide walks you through verifying, installing, configuring, and activating the MariaDB server_audit plugin, including required ConfigMap edits, optional SQL commands, and a Kubernetes rollout to ensure comprehensive audit logging of connections, queries, and table events.
This article details Alibaba Cloud's intelligent operations team’s challenges and solutions for managing thousands of cloud‑native clusters, covering their multi‑layered operation architecture, GitOps workflow, infrastructure‑as‑code integration, and the role of AI‑driven intelligent operations in large‑scale environments.
This comprehensive guide walks you through Kubernetes' network model, explains why networking is its biggest pain point, compares major CNI plugins with real‑world performance data, and provides a step‑by‑step decision framework, tuning tips, troubleshooting methods, and monitoring best practices for production environments.
This article explains how Alibaba Cloud's ACK One fleet uses inventory‑aware multi‑cluster elastic scheduling to dynamically allocate GPU resources across regions, reducing AI inference costs while ensuring high availability and seamless scaling for large‑model services.
This guide explains the background of multi‑IDC Kubernetes clusters, why a unified platform like Rancher is needed, and provides detailed step‑by‑step instructions for single‑node, high‑availability RKE, lightweight K3s deployments, Helm installation, cert‑manager setup, ingress configuration, and best‑practice recommendations.
This tutorial shows how to combine Kubernetes client‑go, the Cobra CLI framework, and OpenAI function calling in Go to create an interactive command‑line assistant that can generate YAML, deploy resources, query objects, and delete items in a Kubernetes cluster.
LoongCollector, the core component of Alibaba Cloud's LoongSuite, delivers zero‑intrusion, multi‑tenant, high‑performance data collection and processing for AI services, enabling full‑stack observability across logs, metrics, traces, events and profiles in cloud‑native environments.
This article explains how fine‑tuning Linux kernel parameters—such as TCP connection queues, buffer sizes, conntrack limits, interrupt affinity, and container network settings—can improve Kubernetes node network throughput by over 30% in high‑concurrency microservice environments, with real‑world examples and verification scripts.
The article introduces Adaptive Intent-Driven Development (AIDD), a declarative methodology that lets developers state desired outcomes and lets autonomous control loops continuously reconcile reality with intent, illustrated through Kubernetes, SDN, and auto‑scaling examples, and highlights its resilience, productivity, and future AI integration benefits.
An analysis of recent Kubernetes cost benchmarks reveals chronic over‑provisioning, with up to 40% idle CPU and 57% idle memory, and offers six community‑validated, actionable automation techniques—including flexible instance selection, arm migration, custom autoscaling, bin‑packing, VPA, and safe Spot usage—to dramatically reduce cloud spend.
This article introduces seven essential operations tools—including Prometheus + Grafana, Ansible, ELK Stack, Kubernetes, CMDB, CI/CD pipelines, and backup solutions—covering monitoring, automation, log analysis, container orchestration, configuration management, continuous delivery, and data protection to help engineers work more efficiently.
This article walks you through building a production‑grade, highly available Prometheus monitoring system, covering architecture design with federation and sharding, common pitfalls such as memory bloat, query latency and storage growth, plus practical tuning, deployment, alerting and advanced optimization techniques.
Kubernetes 1.33 introduces in‑place vertical pod resizing, allowing administrators to adjust CPU and memory resources on running containers without restarting pods, reducing downtime for stateful workloads, improving cost efficiency, and integrating with VPA, while outlining implementation details, supported runtimes, limitations, and practical demos.
An experienced ops engineer investigates a night‑time Grafana alert showing 900% CPU usage, discovers a mismatch between JVM‑detected cores and container limits, explains the root cause, and presents a three‑step solution with code snippets, monitoring tweaks, and performance results.
The article explains how the combination of a cloud‑native API gateway and OpenKruiseGame (OKG) addresses the "last mile" of game connection governance by providing fine‑grained state awareness, graceful server shutdown, and zero‑downtime configuration changes, all without intrusive modifications to existing business architecture.
This guide walks through installing Flannel as a CNI plugin, configuring its three network models, planning a two‑node Kubernetes cluster, setting up certificates, creating configuration files and startup scripts, verifying pod connectivity, and fine‑tuning iptables rules for proper inter‑pod communication.
This guide explains how to install and use the kubectl tail plugin—a krew‑based tool that streams logs from multiple Kubernetes Pods and containers in real time, covering prerequisites, offline manifest download, installation steps, and practical command examples for various selectors.
An 8‑year ops veteran investigates a night‑time alert showing 900% CPU usage, discovers that a JVM inside a Kubernetes pod misreads host cores while the container is limited to two CPUs, and outlines how improper thread‑pool settings and monitoring metrics caused massive throttling before presenting concrete fixes.
This article walks through designing and implementing a zero‑intrusion, real‑time network anomaly detection system for Kubernetes using eBPF, covering architecture, kernel‑space eBPF programs, Go user‑space collectors, deployment via DaemonSet, performance optimizations, alerting integration with Prometheus/Grafana, and real‑world case studies.
This article details a P0 production incident where a Kubernetes cluster became completely unresponsive due to 100% etcd database fragmentation, describing the step‑by‑step diagnosis, emergency recovery actions, root‑cause analysis, and long‑term preventive measures for reliable cluster operation.
Alibaba Cloud Service Mesh (ASM) 1.25 introduces Ambient mode, a sidecar‑less architecture that decouples the mesh from pods, enabling instant mTLS, lower latency, reduced resource consumption, and optional Waypoint proxies for advanced L7 features, all without redeploying applications.
