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Selected Java Interview Questions
Selected Java Interview Questions
Mar 15, 2026 · Cloud Native

What Exactly Are Docker Images, Containers, and Kubernetes Pods? A Simple Guide

An easy-to-understand walkthrough explains Docker images as static system snapshots, containers as runnable instances, Dockerfile and docker‑compose recipes, and how Kubernetes Pods orchestrate containers, highlighting why these tools enable “run anywhere” deployment and scalable management across clusters.

Cloud NativeContainersDevOps
0 likes · 6 min read
What Exactly Are Docker Images, Containers, and Kubernetes Pods? A Simple Guide
Old Zhang's AI Learning
Old Zhang's AI Learning
Mar 13, 2026 · Artificial Intelligence

OpenClaw v3.12: Revamped Dashboard, 20+ Security Fixes & Fast Mode

OpenClaw v3.12 introduces a completely rebuilt Dashboard, a unified Fast Mode switch, a provider‑plugin architecture for easy model integration, extensive security hardening across command execution, permissions and webhooks, plus new iOS/macOS UI upgrades and Kubernetes deployment guides.

AI AgentsKubernetesOpenClaw
0 likes · 10 min read
OpenClaw v3.12: Revamped Dashboard, 20+ Security Fixes & Fast Mode
Alibaba Cloud Infrastructure
Alibaba Cloud Infrastructure
Mar 13, 2026 · Cloud Native

Boosting Autonomous Driving Data Pipelines with Koordinator’s ElasticQuota and GPU Sharing

This article details how a leading autonomous‑driving company tackled multi‑tenant resource contention, low GPU utilization, and distributed task dead‑locks on a heterogeneous Kubernetes cluster by adopting Koordinator’s ElasticQuota, Reservation, Gang and Device‑Share features, achieving higher allocation rates, better fairness, and significantly improved GPU efficiency.

Autonomous DrivingElasticQuotaGPU Sharing
0 likes · 20 min read
Boosting Autonomous Driving Data Pipelines with Koordinator’s ElasticQuota and GPU Sharing
Cloud Native Technology Community
Cloud Native Technology Community
Mar 13, 2026 · Cloud Native

How Kubernetes Evolved into a Unified AI Platform for Massive Data and Autonomous Agents

From its 2015 debut as a stateless microservice orchestrator, Kubernetes now powers large‑scale data pipelines, distributed training, high‑throughput inference, and autonomous agents, unifying these workloads on a single platform while addressing resource coordination, multi‑cluster scheduling, and GPU economics.

AICloud NativeGPU scheduling
0 likes · 10 min read
How Kubernetes Evolved into a Unified AI Platform for Massive Data and Autonomous Agents
MaGe Linux Operations
MaGe Linux Operations
Mar 12, 2026 · Backend Development

How to Deploy vLLM Inference Service on Kubernetes with Ingress and Service Load Balancing

This guide walks through deploying a production‑grade vLLM inference service on Kubernetes, covering GPU resource scheduling, Service and Ingress configuration, session affinity, health checks, performance tuning, scaling, monitoring, fault‑tolerance, and best‑practice recommendations for high‑availability AI workloads.

GPUKubernetesMonitoring
0 likes · 47 min read
How to Deploy vLLM Inference Service on Kubernetes with Ingress and Service Load Balancing
AI Explorer
AI Explorer
Mar 9, 2026 · Artificial Intelligence

OpenSandbox: Alibaba’s Open‑Source AI Sandbox Platform for Secure Agent Execution

OpenSandbox, Alibaba’s newly open‑sourced sandbox platform, offers a standardized, strongly isolated, and easily managed environment for AI agents, supporting multi‑language SDKs, Docker and Kubernetes runtimes, and enterprise‑grade security features, with a quick Python‑SDK demo to illustrate its use.

AI AgentsAI sandboxDocker
0 likes · 7 min read
OpenSandbox: Alibaba’s Open‑Source AI Sandbox Platform for Secure Agent Execution
Tech Musings
Tech Musings
Mar 5, 2026 · Cloud Native

Why Default Java GC Settings Kill Performance on Kubernetes (And How to Fix It)

Through a controlled experiment with four Spring Boot service groups on Kubernetes, this article shows that relying on Java’s default GC and heap settings can drastically reduce throughput and increase tail latency, especially under higher load, and demonstrates how explicit GC algorithm and Xms/Xmx tuning restores performance.

JVMJavaKubernetes
0 likes · 13 min read
Why Default Java GC Settings Kill Performance on Kubernetes (And How to Fix It)
Raymond Ops
Raymond Ops
Mar 4, 2026 · Operations

Build an Enterprise‑Grade DevOps CI/CD Pipeline in 7 Days with Ready‑to‑Use Scripts

This guide walks you through constructing a full‑stack, enterprise‑level DevOps pipeline—from environment preparation and tool installation to Jenkins pipeline scripting, Kubernetes deployment, monitoring, security hardening, and cost optimization—providing complete scripts and step‑by‑step instructions to achieve automated, reliable releases within a week.

DevOpsDockerJenkins
0 likes · 27 min read
Build an Enterprise‑Grade DevOps CI/CD Pipeline in 7 Days with Ready‑to‑Use Scripts
Linux Ops Smart Journey
Linux Ops Smart Journey
Mar 4, 2026 · Cloud Native

Secure Envoy Gateway with Basic Auth and Kubernetes Secrets

This guide walks through enabling Basic Authentication in Envoy Gateway by creating an .htpasswd file, storing it as a Kubernetes Secret, applying a SecurityPolicy, and verifying access with curl, while highlighting important security considerations such as using HTTPS.

Basic AuthCloud NativeEnvoy Gateway
0 likes · 5 min read
Secure Envoy Gateway with Basic Auth and Kubernetes Secrets
DevOps Coach
DevOps Coach
Mar 3, 2026 · Cloud Native

Discover Argo Workflows 4.0: 24 New Features, Performance Gains & UI Upgrades

Argo Workflows 4.0 has been released, bringing 24 new features, 122 bug fixes, and contributions from 73 developers, including artifact‑driver plugins, full CRD validation, deprecated singular sync primitives, name‑filtering for archived workflows, real‑time parallelism updates, OIDC custom CA support, UI improvements, and enhanced CLI commands, all aimed at simplifying large‑scale pipeline orchestration across clusters.

Argo WorkflowsCloud NativeKubernetes
0 likes · 9 min read
Discover Argo Workflows 4.0: 24 New Features, Performance Gains & UI Upgrades
Linux Ops Smart Journey
Linux Ops Smart Journey
Mar 3, 2026 · Cloud Native

Prevent Service Avalanches: Configuring Circuit Breaker & Connection Limits in Envoy Gateway

This tutorial explains how to use Envoy Gateway on Kubernetes to implement circuit breaker and connection‑limit policies, walks through the necessary YAML configurations, demonstrates verification with the hey load‑testing tool, and shows how these mechanisms improve system resilience in microservice architectures.

Cloud NativeConnection LimitEnvoy
0 likes · 12 min read
Prevent Service Avalanches: Configuring Circuit Breaker & Connection Limits in Envoy Gateway
dbaplus Community
dbaplus Community
Mar 2, 2026 · Operations

When Kubernetes Becomes a Burden: Why Top Engineers Walk Away

The article reflects on how Kubernetes, originally a lightweight orchestration tool, can evolve into a hidden source of technical and emotional debt that drains engineers, inflates operational costs, and ultimately drives talented staff to quit, highlighting the need for disciplined platform ownership.

KubernetesPlatform EngineeringTeam Culture
0 likes · 6 min read
When Kubernetes Becomes a Burden: Why Top Engineers Walk Away
AI Explorer
AI Explorer
Mar 2, 2026 · Artificial Intelligence

OpenSandbox: A Universal Sandbox Platform for Secure AI Application Execution

OpenSandbox, an open‑source sandbox platform from Alibaba, offers a secure, isolated runtime for AI agents, code execution, and reinforcement‑learning workloads, featuring multi‑language SDKs, unified sandbox protocol, elastic Docker/K8s scheduling, and built‑in environments, with quick‑start examples and use‑case guidance.

AI sandboxDockerKubernetes
0 likes · 7 min read
OpenSandbox: A Universal Sandbox Platform for Secure AI Application Execution
AI Explorer
AI Explorer
Mar 2, 2026 · Artificial Intelligence

OpenSandbox: Alibaba’s Open‑Source AI Sandbox for Secure, Scalable Agent Execution

OpenSandbox, an open‑source sandbox platform from Alibaba, offers a unified, secure, and extensible execution environment for AI agents, code execution, and reinforcement‑learning workloads, leveraging Docker and high‑performance Kubernetes runtimes, with multi‑language SDKs and fine‑grained network controls.

AI AgentsAI sandboxDocker
0 likes · 7 min read
OpenSandbox: Alibaba’s Open‑Source AI Sandbox for Secure, Scalable Agent Execution
SpringMeng
SpringMeng
Mar 2, 2026 · Backend Development

Deep Dive into an Asynchronous Spring Boot + Tesseract OCR Pipeline for Invoice Recognition

This article presents a complete design and implementation of a high‑throughput, asynchronous OCR pipeline built with Spring Boot and Tesseract, covering distributed architecture, thread‑pool tuning, image‑preprocessing, multi‑engine recognition, data extraction strategies, Kubernetes deployment, security compliance, chaos testing, and future AI‑driven enhancements.

AsynchronousGPUJava
0 likes · 10 min read
Deep Dive into an Asynchronous Spring Boot + Tesseract OCR Pipeline for Invoice Recognition
Raymond Ops
Raymond Ops
Mar 1, 2026 · Operations

How I Transitioned from Traditional Ops to SRE/DevOps in 18 Months

This detailed guide shares a step‑by‑step 18‑month roadmap, covering self‑assessment, skill acquisition (Python, Kubernetes, monitoring), project execution, interview preparation, and real‑world outcomes for engineers moving from legacy operations to SRE/DevOps roles.

KubernetesMonitoringPython
0 likes · 35 min read
How I Transitioned from Traditional Ops to SRE/DevOps in 18 Months
MaGe Linux Operations
MaGe Linux Operations
Feb 28, 2026 · Cloud Computing

Deploying MinIO: A Complete Guide to Private S3‑Compatible Object Storage

This guide explains why traditional block and file storage struggle with massive unstructured data, introduces MinIO as a high‑performance, Go‑based S3‑compatible object storage, and provides step‑by‑step instructions for single‑node and erasure‑coded multi‑node deployments, TLS setup, client usage, policies, monitoring, backup, and troubleshooting.

KubernetesMinioObject Storage
0 likes · 35 min read
Deploying MinIO: A Complete Guide to Private S3‑Compatible Object Storage
MaGe Linux Operations
MaGe Linux Operations
Feb 28, 2026 · Information Security

Mastering Enterprise Firewalls: iptables vs nftables Rule Management

This guide walks you through the fundamentals of Linux Netfilter, compares iptables and nftables architectures, shows how to build, migrate, and optimize enterprise‑grade firewall rule sets, and provides best‑practice tips, automation scripts, monitoring metrics, and troubleshooting procedures for secure, high‑performance network protection.

DockerKubernetesLinux
0 likes · 44 min read
Mastering Enterprise Firewalls: iptables vs nftables Rule Management
Top Architect
Top Architect
Feb 27, 2026 · Backend Development

Why Token Propagation Is Bad and How to Build Unified Auth for Microservices

The article explains why passing tokens between microservices is a poor design, illustrates the problems with mixed internal‑external APIs, and presents three practical alternatives—explicit parameter passing, centralized authentication via an API gateway with Spring Cloud Gateway and Feign, and a shared auth module with K8s integration—detailing their pros, cons, and implementation steps.

Kubernetesapi-gatewayfeign
0 likes · 9 min read
Why Token Propagation Is Bad and How to Build Unified Auth for Microservices
MaGe Linux Operations
MaGe Linux Operations
Feb 27, 2026 · Artificial Intelligence

How to Deploy Scalable LLM Inference with vLLM on Kubernetes and GPU Scheduling

This guide explains how to deploy vLLM for large‑language‑model serving on Kubernetes, covering GPU resource management, tensor‑parallel configuration, continuous batching, quantization choices, autoscaling with HPA and KEDA, multi‑model routing, and best‑practice recommendations for performance, cost control, and high availability.

GPUKubernetesLLM inference
0 likes · 48 min read
How to Deploy Scalable LLM Inference with vLLM on Kubernetes and GPU Scheduling
Raymond Ops
Raymond Ops
Feb 26, 2026 · Operations

What Core Skills Do 500k‑CNY Ops Engineers Master?

This article breaks down the essential technical and soft‑skill competencies—ranging from deep Linux kernel knowledge and database optimization to cloud‑native Kubernetes expertise, observability, automation, cost‑saving architecture, and security—that distinguish high‑salary operations engineers and provides a practical roadmap for achieving them.

DatabaseKubernetesObservability
0 likes · 38 min read
What Core Skills Do 500k‑CNY Ops Engineers Master?
DevOps Coach
DevOps Coach
Feb 24, 2026 · Cloud Native

Create a Production‑Grade GitOps CI/CD Pipeline Using GitHub Actions and Argo

This guide walks through a production‑level GitOps CI/CD pipeline that integrates GitHub Actions for building and pushing Docker images, a separate GitOps repository for declarative Kubernetes manifests managed with Helm and Kustomize, and Argo CD plus Argo Rollouts to deliver automated, safe, progressive releases across staging and production environments.

Argo CDGitHub ActionsGitOps
0 likes · 12 min read
Create a Production‑Grade GitOps CI/CD Pipeline Using GitHub Actions and Argo
Top Architect
Top Architect
Feb 24, 2026 · Databases

Master RedisInsight: Install, Deploy on Kubernetes, and Use the GUI

This guide introduces RedisInsight—a visual Redis GUI—covers its key features, provides step‑by‑step instructions for Linux and Kubernetes installation, explains environment variable configuration, shows how to start the service, and demonstrates basic usage for monitoring and managing Redis instances.

Database GUIInstallationKubernetes
0 likes · 8 min read
Master RedisInsight: Install, Deploy on Kubernetes, and Use the GUI
AI Waka
AI Waka
Feb 22, 2026 · Industry Insights

Why Multi‑Agent AI Fails at Scale and How 12‑Factor Cloud‑Native Principles Save It

The article explains why naïve multi‑agent AI architectures collapse under load due to internal east‑west dependencies, and shows how applying 12‑Factor App and cloud‑native patterns—isolated workers, externalized state, short‑lived sessions, and strict orchestration—enable scalable, fault‑tolerant agentic systems.

12-factorCloud NativeDistributed Systems
0 likes · 17 min read
Why Multi‑Agent AI Fails at Scale and How 12‑Factor Cloud‑Native Principles Save It
Full-Stack DevOps & Kubernetes
Full-Stack DevOps & Kubernetes
Feb 22, 2026 · Cloud Native

How to Stabilize Java Services on Kubernetes: A 3‑Year Success Story

This article walks through a real‑world Java service on Kubernetes, detailing the initial confidence, recurring OOM and rollout issues, and a multi‑round remediation that introduced container‑aware JVM settings, refined resource requests, OOM dumps, probes, and metrics, ultimately achieving three years of stable operation with lower resource usage.

Cloud NativeJVMJava
0 likes · 10 min read
How to Stabilize Java Services on Kubernetes: A 3‑Year Success Story
Raymond Ops
Raymond Ops
Feb 12, 2026 · Cloud Native

Master Kubernetes: Core Concepts, Architecture, and Advanced Networking Explained

This comprehensive guide demystifies Kubernetes by covering its core principles, component architecture, service discovery mechanisms, pod resource sharing, CNI plugins, multi‑layer load balancing, and IP addressing models, providing engineers with the knowledge needed to design and operate robust cloud‑native clusters.

CNICloud NativeIP addressing
0 likes · 14 min read
Master Kubernetes: Core Concepts, Architecture, and Advanced Networking Explained
Alibaba Cloud Infrastructure
Alibaba Cloud Infrastructure
Feb 12, 2026 · Cloud Native

How to Seamlessly Move AI Data Between OSS and CPFS with Kubernetes VolumePopulator

This article explains how Kubernetes VolumePopulator can automatically transfer AI training data from low‑cost OSS storage to high‑performance CPFS volumes, enabling on‑demand model loading, cost‑effective hot‑cold data management, and fully automated lifecycle handling in cloud‑native AI workloads.

AI trainingCPFSCloud Native Storage
0 likes · 9 min read
How to Seamlessly Move AI Data Between OSS and CPFS with Kubernetes VolumePopulator
Ops Community
Ops Community
Feb 10, 2026 · Cloud Native

Why Is My K8s Pod Stuck in CrashLoopBackOff? 5 Proven Troubleshooting Strategies

CrashLoopBackOff is a kubelet back‑off restart policy that can be triggered by application panics, OOM kills, mis‑configured probes, or image pull problems, and this guide walks you through five systematic debugging steps, from inspecting pod events and logs to using ephemeral containers and monitoring alerts.

CrashLoopBackOffDebuggingKubernetes
0 likes · 31 min read
Why Is My K8s Pod Stuck in CrashLoopBackOff? 5 Proven Troubleshooting Strategies
MaGe Linux Operations
MaGe Linux Operations
Feb 10, 2026 · Cloud Native

How to Push Ingress Nginx to 100k QPS on a Single Pod – Full‑Stack Performance Tuning Guide

This article walks through a systematic, layer‑by‑layer performance tuning of Ingress Nginx on Kubernetes, covering worker process settings, connection and keep‑alive tuning, buffer and timeout adjustments, SSL/TLS optimizations, load‑balancing algorithms, kernel parameters, logging, rate‑limiting, benchmarking methods, troubleshooting tips, and a migration path to the Gateway API, all validated with real‑world load‑test results that achieve over 100 000 QPS on a 4 CPU/8 GiB pod.

KubernetesOptimizationTLS
0 likes · 40 min read
How to Push Ingress Nginx to 100k QPS on a Single Pod – Full‑Stack Performance Tuning Guide
dbaplus Community
dbaplus Community
Feb 9, 2026 · Artificial Intelligence

How EffectiveGPU Cuts GPU Costs with Fine‑Grained Partitioning and Volcano Scheduling

This article details how SF Tech's EffectiveGPU (EGPU) platform redesigns GPU resource management on Kubernetes, introducing fine‑grained memory and compute partitioning, priority‑based scheduling, Volcano integration, and monitoring pipelines to dramatically improve utilization and reduce hardware costs for AI workloads.

AI PlatformGPUGPU partitioning
0 likes · 23 min read
How EffectiveGPU Cuts GPU Costs with Fine‑Grained Partitioning and Volcano Scheduling
Alibaba Cloud Infrastructure
Alibaba Cloud Infrastructure
Feb 9, 2026 · Cloud Native

Eliminate Data Bottlenecks in Large‑Scale Argo Workflows with VolumePopulator

By integrating Alibaba Cloud ACK’s Kubernetes VolumePopulator with Argo Workflows, this guide shows how to pre‑populate independent high‑performance volumes for each parallel task, eliminating I/O contention, ensuring data isolation, and enabling scalable, serverless‑accelerated pipelines for large‑scale data processing.

Alibaba Cloud ACKArgo WorkflowsKubernetes
0 likes · 11 min read
Eliminate Data Bottlenecks in Large‑Scale Argo Workflows with VolumePopulator
Mike Chen's Internet Architecture
Mike Chen's Internet Architecture
Feb 9, 2026 · Cloud Native

Understanding Kubernetes Load Balancing: Internal and External Strategies

This article explains how Kubernetes implements load balancing both inside the cluster through Services and kube-proxy, and outside the cluster via Ingress controllers or cloud provider load balancers, covering common algorithms such as round‑robin, least connections, consistent hashing, and weighted strategies.

Cloud NativeKubernetesService Mesh
0 likes · 4 min read
Understanding Kubernetes Load Balancing: Internal and External Strategies
Alibaba Cloud Native
Alibaba Cloud Native
Feb 6, 2026 · Cloud Native

Ingress NGINX Retirement: Impact, Risks, and Migration Strategies

Kubernetes SIG Network and Security committees announced the retirement of Ingress NGINX, detailing the end‑of‑life timeline, lack of future releases or security patches, and urging users to assess their clusters and migrate to Gateway API or alternative ingress controllers within two months.

Cloud NativeGateway APIKubernetes
0 likes · 5 min read
Ingress NGINX Retirement: Impact, Risks, and Migration Strategies
DevOps Operations Practice
DevOps Operations Practice
Feb 4, 2026 · Cloud Native

How to Implement Canary Deployments with Istio on Kubernetes

This guide explains why gray (canary) releases are essential for production stability in internet companies, and provides step‑by‑step configurations using Istio’s VirtualService, Gateway, and DestinationRule resources to route traffic by percentage or request headers in a Kubernetes cluster.

IstioKubernetesService Mesh
0 likes · 6 min read
How to Implement Canary Deployments with Istio on Kubernetes
Java Tech Enthusiast
Java Tech Enthusiast
Feb 2, 2026 · Backend Development

Mastering High‑Concurrency Spring Boot: 7 Essential Load‑Balancing Strategies

To keep Spring Boot applications stable under tens of thousands to millions of requests per second, this guide explains why load balancing evolves from a simple traffic splitter to a multi‑layer system and details seven critical strategies—from edge CDN to service mesh—required for resilient, cost‑effective high‑concurrency deployments.

KubernetesService MeshSpring Boot
0 likes · 11 min read
Mastering High‑Concurrency Spring Boot: 7 Essential Load‑Balancing Strategies
Full-Stack DevOps & Kubernetes
Full-Stack DevOps & Kubernetes
Feb 1, 2026 · Cloud Native

Master Kubernetes Liveness Probes: When, Why, and How to Use Them

This article provides a comprehensive guide to Kubernetes Liveness Probes, explaining their purpose, the three probe types (HTTP GET, TCP Socket, Exec), how they differ from Readiness and Startup probes, practical YAML examples, verification steps, common pitfalls, troubleshooting tips, and best‑practice recommendations for improving pod stability and self‑healing.

Cloud NativeKubernetesLiveness Probe
0 likes · 10 min read
Master Kubernetes Liveness Probes: When, Why, and How to Use Them
Code Wrench
Code Wrench
Jan 28, 2026 · Backend Development

Mastering Graceful Shutdown in Go: Signal Handling Best Practices

This article explains why proper signal handling is crucial for Go services, details common Unix signals, demonstrates common pitfalls, and provides a robust, context‑driven approach with code examples for graceful termination, including Kubernetes considerations.

GoGraceful ShutdownKubernetes
0 likes · 10 min read
Mastering Graceful Shutdown in Go: Signal Handling Best Practices
Alibaba Cloud Infrastructure
Alibaba Cloud Infrastructure
Jan 26, 2026 · Cloud Native

How Kimi Scaled AI Agents with Alibaba Cloud’s Elastic Sandbox Architecture

Kimi built a high‑performance, low‑cost AI Agent infrastructure by combining Alibaba Cloud ACK node pools and the ACS Agent Sandbox, addressing challenges of instant sandbox response, state continuity, massive concurrency, cost efficiency, security isolation, and search‑memory integration for production‑grade agents.

AI agentCloud NativeKubernetes
0 likes · 18 min read
How Kimi Scaled AI Agents with Alibaba Cloud’s Elastic Sandbox Architecture
Raymond Ops
Raymond Ops
Jan 23, 2026 · Cloud Native

How to Triple Kubernetes Performance: End‑to‑End Node‑to‑Pod Tuning Guide

This article walks through a systematic, bottom‑up performance tuning process for Kubernetes clusters—covering kernel parameters, container runtime, kubelet, scheduler, and pod resource settings—backed by a real‑world e‑commerce case study that reduced latency by over 80% and cut OOM events by 97.5%.

KubernetesNode OptimizationPerformance tuning
0 likes · 12 min read
How to Triple Kubernetes Performance: End‑to‑End Node‑to‑Pod Tuning Guide
DevOps Coach
DevOps Coach
Jan 22, 2026 · Cloud Native

Why YAML Won’t Scale in Kubernetes and What’s Coming Next

The article examines how YAML, once central to Kubernetes, has become a scalability bottleneck due to human error, lack of intent modeling, and configuration debt, and outlines a shift toward intent‑driven, autonomous platforms powered by code‑native execution and continuous SLO enforcement.

Cloud NativeInfrastructure AutomationKubernetes
0 likes · 7 min read
Why YAML Won’t Scale in Kubernetes and What’s Coming Next
Tech Freedom Circle
Tech Freedom Circle
Jan 22, 2026 · Operations

Designing Gray Release and A/B Testing for Safe Deployments and Winning Experiments

This article explains the fundamental differences between gray release and A/B testing, provides step‑by‑step guidance for implementing both strategies with Spring Cloud Gateway, Nacos and Kubernetes, and compares container‑level canary deployments with gateway‑level traffic routing to help you choose the right approach for reliable production releases.

A/B testingDeploymentGray Release
0 likes · 43 min read
Designing Gray Release and A/B Testing for Safe Deployments and Winning Experiments
Mike Chen's Internet Architecture
Mike Chen's Internet Architecture
Jan 22, 2026 · Cloud Native

Mastering Kubernetes: Complete Architecture, Principles, and Components Explained

This article provides a comprehensive technical overview of Kubernetes, covering its core problems, master‑worker architecture, essential components such as API server, etcd, scheduler, controller manager, kubelet, kube-proxy, container runtimes, and a step‑by‑step deployment workflow, illustrated with diagrams.

Cloud NativeContainersKubernetes
0 likes · 5 min read
Mastering Kubernetes: Complete Architecture, Principles, and Components Explained
Alibaba Cloud Infrastructure
Alibaba Cloud Infrastructure
Jan 21, 2026 · Artificial Intelligence

Boost LLM Performance: Deploy Qwen3‑235B with PD‑Separation, MoE, SGLang & RBG

This article details how to deploy the 235‑billion‑parameter Qwen3‑235B model using PD‑separation and MoE techniques, explains the associated challenges, and demonstrates a production‑grade solution built on the high‑performance SGLang inference engine and the RoleBasedGroup (RBG) orchestration framework, complete with benchmark results and best‑practice YAML examples.

AIKubernetesLLM
0 likes · 21 min read
Boost LLM Performance: Deploy Qwen3‑235B with PD‑Separation, MoE, SGLang & RBG
DevOps Coach
DevOps Coach
Jan 20, 2026 · Cloud Native

How to Scale Kubernetes to Hundreds of Clusters: A Practical Enterprise Guide

This article walks you through the complete journey from a single Kubernetes cluster to a production‑grade, multi‑cluster platform, covering managed services, capacity planning, GitOps pipelines, networking, observability, cost optimisation, upgrade strategies, and the people and processes needed for sustainable large‑scale operations.

Cloud NativeCost ManagementInfrastructure
0 likes · 27 min read
How to Scale Kubernetes to Hundreds of Clusters: A Practical Enterprise Guide
MaGe Linux Operations
MaGe Linux Operations
Jan 18, 2026 · Artificial Intelligence

How to Deploy Scalable LLM Inference on Kubernetes with GPU Autoscaling

This guide walks through building a production‑grade Kubernetes GPU cluster for large language model inference, covering hardware sizing, GPU resource scheduling, model storage options, automated scaling with HPA, health checks, monitoring, troubleshooting, and multi‑model deployment strategies.

AutoscalingDockerGPU
0 likes · 49 min read
How to Deploy Scalable LLM Inference on Kubernetes with GPU Autoscaling
Tech Freedom Circle
Tech Freedom Circle
Jan 18, 2026 · Interview Experience

How to Achieve Zero P4 Incidents for a Year – A Complete Interview Framework

The article presents a systematic BAR (Background‑Action‑Result) framework for answering the interview question about maintaining a full year of zero P4‑level faults, covering fault‑grade definitions, a three‑layer protection strategy, concrete tooling (Sentinel, SkyWalking, ChaosBlade, etc.), quantitative results, and a set of high‑frequency follow‑up questions to showcase deep technical expertise.

InterviewKubernetesMicroservices
0 likes · 23 min read
How to Achieve Zero P4 Incidents for a Year – A Complete Interview Framework
Ops Community
Ops Community
Jan 17, 2026 · Cloud Native

How to Build Multi‑Cloud GitOps 2.0 with ArgoCD and Crossplane

This guide walks through implementing a GitOps 2.0 workflow that combines ArgoCD and Crossplane to manage both application deployments and multi‑cloud infrastructure as declarative YAML stored in Git, covering architecture, environment setup, step‑by‑step installation, example use cases, best‑practice recommendations, troubleshooting, monitoring, and backup strategies.

ArgoCDCrossplaneGitOps
0 likes · 37 min read
How to Build Multi‑Cloud GitOps 2.0 with ArgoCD and Crossplane
Mike Chen's Internet Architecture
Mike Chen's Internet Architecture
Jan 17, 2026 · Cloud Native

Deploying Microservices on Kubernetes: A Step‑by‑Step Guide

Learn how to package each microservice into containers and host them on a Kubernetes cluster, covering architecture diagrams, Ingress traffic routing, service discovery, ConfigMap and Secret management, persistent storage, deployment manifests, autoscaling, and CI/CD automation, while avoiding promotional fluff.

Cloud NativeConfigMapDeployment
0 likes · 4 min read
Deploying Microservices on Kubernetes: A Step‑by‑Step Guide
DevOps Coach
DevOps Coach
Jan 17, 2026 · Operations

Your 2026 DevOps Roadmap: From Zero to Engineer in 12 Steps

This comprehensive 2026 DevOps learning roadmap guides beginners through twelve progressive stages—from mindset and Linux fundamentals to containerization, Kubernetes, cloud platforms, CI/CD pipelines, infrastructure as code, monitoring, real‑world projects, and job‑search preparation—ensuring a clear, hands‑on path to becoming a competent DevOps engineer.

DevOpsDockerKubernetes
0 likes · 11 min read
Your 2026 DevOps Roadmap: From Zero to Engineer in 12 Steps
Ray's Galactic Tech
Ray's Galactic Tech
Jan 15, 2026 · Operations

Ultimate Production Incident Response Handbook: Quick Commands, Root Cause Analysis, and Preventive Architecture

This comprehensive guide presents a unified framework for diagnosing and resolving production incidents—covering CPU spikes, OOM, disk exhaustion, log overload, port failures, container crashes, Kubernetes pod issues, SSH attacks, I/O bottlenecks, MySQL connection limits, Redis memory saturation, message‑queue backlogs, deployment failures, certificate expirations, file‑handle exhaustion, time drift, mining malware, and DDoS—by providing rapid‑check commands, immediate remediation steps, root‑cause classification, and architectural safeguards.

Incident ResponseKubernetesLinux
0 likes · 11 min read
Ultimate Production Incident Response Handbook: Quick Commands, Root Cause Analysis, and Preventive Architecture
Alibaba Cloud Infrastructure
Alibaba Cloud Infrastructure
Jan 15, 2026 · Cloud Native

Deploy Alibaba Cloud Service Mesh (ASM): Gateways, Traffic Management & Zero‑Trust

This guide explains how to set up Alibaba Cloud Service Mesh (ASM) on an ACK Kubernetes cluster, covering prerequisites, two methods of cluster registration, creation of north‑south and east‑west gateways, traffic routing with HTTPRoute, security policies using PeerAuthentication and AuthorizationPolicy, and observability configuration via Telemetry.

ASMAlibaba CloudGateway API
0 likes · 9 min read
Deploy Alibaba Cloud Service Mesh (ASM): Gateways, Traffic Management & Zero‑Trust
Baidu Tech Salon
Baidu Tech Salon
Jan 14, 2026 · Cloud Native

How to Build a Cloud‑Native Streaming Compute PaaS on Kubernetes

This article examines the growing demand for real‑time data processing, outlines the high development, operational, and scalability challenges of traditional streaming systems, and presents a Kubernetes‑based cloud‑native PaaS solution that automates resource management, provides configuration‑driven development, and delivers observable, elastic, and service‑oriented streaming capabilities.

KubernetesPaaSStreaming
0 likes · 25 min read
How to Build a Cloud‑Native Streaming Compute PaaS on Kubernetes
Java Architect Handbook
Java Architect Handbook
Jan 14, 2026 · Operations

How to Build a Scalable Prometheus Monitoring System for Big Data on Kubernetes

This guide explains how to design, configure, and implement a Prometheus‑based monitoring solution for big‑data components running in Kubernetes, covering metric exposure methods, scrape configurations, alerting architecture, dynamic rule management, exporter deployment, and practical examples with full YAML snippets.

Big Data MonitoringCloud NativeExporters
0 likes · 19 min read
How to Build a Scalable Prometheus Monitoring System for Big Data on Kubernetes
Data STUDIO
Data STUDIO
Jan 14, 2026 · Backend Development

Why FastAPI Is the Ideal Choice for High‑Performance Python Microservices – A Hands‑On Guide

This article explains how FastAPI’s async support, type‑hint integration, automatic OpenAPI docs, and rich ecosystem enable Python developers to build scalable, secure microservices with layered architecture, JWT authentication, performance optimizations, comprehensive testing, Docker/Kubernetes deployment, and structured logging.

DockerFastAPIKubernetes
0 likes · 22 min read
Why FastAPI Is the Ideal Choice for High‑Performance Python Microservices – A Hands‑On Guide
Code Wrench
Code Wrench
Jan 10, 2026 · Cloud Native

CoreDNS Uncovered: Why It Powers Kubernetes DNS Perfectly

By dissecting CoreDNS’s source code, this article reveals how its minimalist, plugin‑driven architecture serves as a lightweight DNS runtime for Kubernetes, detailing startup flow, Corefile processing, the plugin Handler interface, request chaining via the responsibility‑chain pattern, and the design advantages that suit dynamic cloud‑native environments.

CloudNativeCoreDNSDNS
0 likes · 9 min read
CoreDNS Uncovered: Why It Powers Kubernetes DNS Perfectly
Top Architect
Top Architect
Jan 6, 2026 · Backend Development

Spring Boot vs Quarkus: Performance Test, Migration Guide, and When to Choose Each

An in‑depth comparison of Spring Boot and Quarkus evaluates startup time, build speed, binary size, CPU, memory, and response latency using reactive APIs and native images, then outlines migration steps, Spring API compatibility, and practical benefits for developers moving Java microservices to Kubernetes‑native environments.

JavaKubernetesQuarkus
0 likes · 16 min read
Spring Boot vs Quarkus: Performance Test, Migration Guide, and When to Choose Each
DevOps Engineer
DevOps Engineer
Jan 6, 2026 · Cloud Native

Can Kubernetes Power a Cloud‑Native Developer Portal Like Backstage?

This article explores how Kubernetes can provide the isolation and lifecycle management needed for cloud‑based developer environments, introduces Backstage as a platform‑engineering solution, explains its three core capabilities, discusses its limitations, and offers guidance on when and for whom to adopt it.

BackstageInternal Developer PortalKubernetes
0 likes · 7 min read
Can Kubernetes Power a Cloud‑Native Developer Portal Like Backstage?
Raymond Ops
Raymond Ops
Jan 5, 2026 · Operations

Boost K8s Node Network Performance: Proven Linux Kernel Tuning Hacks

This guide explains why network tuning is critical for high‑concurrency Kubernetes clusters and provides step‑by‑step Linux kernel parameter adjustments, scripts, and real‑world case studies that can increase node network throughput by over 30% while reducing latency and connection‑timeout rates.

KubernetesLinuxOperations
0 likes · 11 min read
Boost K8s Node Network Performance: Proven Linux Kernel Tuning Hacks
MaGe Linux Operations
MaGe Linux Operations
Jan 5, 2026 · Cloud Native

What Really Happens When You Deploy Istio? 6 Hard‑Learned Lessons from a Year‑Long Production Run

After a year of running Istio in production on a 80‑service, 200‑node Kubernetes fleet, we share six painful pitfalls—including unexpected latency, debugging complexity, upgrade nightmares, configuration explosion, compatibility issues, and mTLS challenges—plus practical mitigation steps and guidance on when Istio truly adds value.

DebuggingIstioKubernetes
0 likes · 22 min read
What Really Happens When You Deploy Istio? 6 Hard‑Learned Lessons from a Year‑Long Production Run
dbaplus Community
dbaplus Community
Jan 4, 2026 · Cloud Native

Why One in a Million Searches Slowed 100× After Moving to Kubernetes

During Pinterest’s migration of its custom search platform Manas to the PinCompute Kubernetes environment, a rare latency spike—one request per million taking 100 times longer—was traced to cAdvisor’s memory‑intensive smaps scans, revealing hidden resource contention and prompting a targeted fix.

KubernetesMemory ManagementPerformance debugging
0 likes · 13 min read
Why One in a Million Searches Slowed 100× After Moving to Kubernetes
Top Architect
Top Architect
Jan 2, 2026 · Backend Development

Mastering Apollo Config Center: Dynamic Spring Boot Configuration from Basics to Kubernetes Deployment

This comprehensive guide walks you through the fundamentals, architecture, and key features of Ctrip's Apollo configuration center, then shows step‑by‑step how to create a Spring Boot client, manage environments, clusters, and namespaces, and finally package and deploy the application on Kubernetes with live configuration updates.

ApolloConfiguration ManagementKubernetes
0 likes · 27 min read
Mastering Apollo Config Center: Dynamic Spring Boot Configuration from Basics to Kubernetes Deployment
MaGe Linux Operations
MaGe Linux Operations
Dec 31, 2025 · Cloud Native

Helm vs Kustomize: When to Choose Each Tool and How to Combine Them

This article objectively compares Helm and Kustomize based on three years of team experience, detailing design philosophies, core mechanisms, feature differences, practical use‑case recommendations, mixed‑usage patterns, and best‑practice guidelines for GitOps‑driven Kubernetes deployments.

Configuration ManagementGitOpsKubernetes
0 likes · 20 min read
Helm vs Kustomize: When to Choose Each Tool and How to Combine Them
DevOps Coach
DevOps Coach
Dec 30, 2025 · Operations

How Switching from Kubernetes to AWS ECS Saved $10K+ Monthly and Slashed Deployments to Seconds

After abandoning Kubernetes and its complex CI pipelines, the team migrated to Amazon ECS, achieving a 70% reduction in pipeline complexity, cutting monthly cloud spend by over $10,000, accelerating deployments from minutes to seconds, and eliminating the need for two DevOps engineers, while highlighting when ECS may not be suitable.

AWS ECSDeployment SpeedDevOps
0 likes · 7 min read
How Switching from Kubernetes to AWS ECS Saved $10K+ Monthly and Slashed Deployments to Seconds
Ops Community
Ops Community
Dec 30, 2025 · Cloud Native

Why I Dropped Jenkins for GitHub Actions & ArgoCD: A Complete GitOps Migration Guide

After years of using Jenkins, the author explains why moving to a GitOps workflow with GitHub Actions for CI and ArgoCD for CD offers lower maintenance, tighter integration with Kubernetes, declarative configurations, and automated deployments, and provides a step‑by‑step guide covering environment requirements, repository layout, CI pipeline, ArgoCD application setup, multi‑environment strategies, secret management, RBAC, monitoring, troubleshooting, and migration best practices.

ArgoCDDevOpsGitHub Actions
0 likes · 21 min read
Why I Dropped Jenkins for GitHub Actions & ArgoCD: A Complete GitOps Migration Guide
360 Zhihui Cloud Developer
360 Zhihui Cloud Developer
Dec 30, 2025 · Cloud Native

How HBox Boosts GPU Utilization with Multi‑Pool and NUMA‑Aware Scheduling

The HBox scheduling platform tackles large‑scale AI cluster challenges by introducing a three‑pool resource model, priority‑based preemptive scheduling, network‑topology and NUMA‑aware dispatch, and GPU virtualization techniques like MIG and vGPU, dramatically improving GPU utilization, SLA guarantees, and overall cluster efficiency.

AI clustersGPU schedulingGPU virtualization
0 likes · 24 min read
How HBox Boosts GPU Utilization with Multi‑Pool and NUMA‑Aware Scheduling
Raymond Ops
Raymond Ops
Dec 29, 2025 · Information Security

Master Kubernetes Security: From RBAC to Network Policies

This guide explains why Kubernetes security is critical, presents a layered defense architecture, and provides practical steps—including RBAC least‑privilege enforcement, network‑policy zero‑trust design, Pod Security Standards, monitoring rules, and automation scripts—to harden production clusters while avoiding common pitfalls.

KubernetesMonitoringNetworkPolicy
0 likes · 10 min read
Master Kubernetes Security: From RBAC to Network Policies
Alibaba Cloud Native
Alibaba Cloud Native
Dec 29, 2025 · Cloud Computing

Demystifying Nginx, Ingress, and Gateway API: A Simple Cloud‑Native Guide

This article provides a clear, step‑by‑step explanation of Nginx, Ingress, Ingress Controllers, the Ingress API, Nginx Ingress, Higress, and the next‑generation Gateway API, comparing their roles, strengths, weaknesses, and migration paths within Kubernetes‑based cloud‑native environments.

Gateway APIKubernetesingress
0 likes · 9 min read
Demystifying Nginx, Ingress, and Gateway API: A Simple Cloud‑Native Guide
Raymond Ops
Raymond Ops
Dec 27, 2025 · Cloud Native

15 Powerful kubectl Tricks to Master Kubernetes Management

Learn 15 practical kubectl techniques—from resource shortcuts and context switching to advanced JSONPath queries, custom output formats, and efficient alias configurations—that enable Kubernetes administrators to streamline cluster management, improve debugging, and boost operational productivity.

CLICluster ManagementDevOps
0 likes · 12 min read
15 Powerful kubectl Tricks to Master Kubernetes Management
Alibaba Cloud Infrastructure
Alibaba Cloud Infrastructure
Dec 27, 2025 · Cloud Native

How to Safely Deploy AI Inference Models Across Multi‑Cluster Environments with ACK One Fleet

This article explains why AI inference services require multi‑cluster gray‑release, outlines the risks of traditional updates, and details how ACK One Fleet combined with Kruise Rollout provides a controlled, observable, and rollback‑capable solution for deploying large AI models across hybrid cloud clusters.

ACK OneAIGray Release
0 likes · 10 min read
How to Safely Deploy AI Inference Models Across Multi‑Cluster Environments with ACK One Fleet
DevOps Coach
DevOps Coach
Dec 25, 2025 · Cloud Native

Real-World Kubernetes Troubleshooting Skills You Won’t Learn in Interviews

The article reveals the hidden gap between textbook Kubernetes knowledge and real production failures, offering six practical skills—from interpreting pod symptoms and debugging without logs to capacity planning and treating events as first‑class signals—essential for engineers to survive on‑call crises that interview questions never cover.

Cloud NativeDebuggingKubernetes
0 likes · 7 min read
Real-World Kubernetes Troubleshooting Skills You Won’t Learn in Interviews
Raymond Ops
Raymond Ops
Dec 24, 2025 · Cloud Native

Mastering Kubernetes Networking: How to Choose the Right CNI Plugin and Boost Performance

This comprehensive guide walks you through the Kubernetes network model, compares seven major CNI plugins with real‑world performance data, provides detailed configuration examples, offers a decision‑tree framework for production environments, and shares practical tuning, troubleshooting, and monitoring techniques for reliable cloud‑native networking.

CNIKubernetesPerformance
0 likes · 20 min read
Mastering Kubernetes Networking: How to Choose the Right CNI Plugin and Boost Performance
MaGe Linux Operations
MaGe Linux Operations
Dec 24, 2025 · Backend Development

Mastering OpenTelemetry: From Setup to Advanced Sampling and Production‑Ready Practices

This guide walks through the fundamentals of OpenTelemetry, covering component architecture, environment setup, SDK and Collector configuration for Java, Go, and Kubernetes, and dives into common pitfalls, performance tuning, security hardening, high‑availability deployment, and advanced tail‑based sampling strategies.

CollectorKubernetesObservability
0 likes · 27 min read
Mastering OpenTelemetry: From Setup to Advanced Sampling and Production‑Ready Practices
Alibaba Cloud Developer
Alibaba Cloud Developer
Dec 24, 2025 · Artificial Intelligence

Boosting LLM Inference: RoleBasedGroup & Mooncake for Stable, High‑Performance Service

Large language model inference faces memory pressure, but by externalizing KVCache with Mooncake and orchestrating roles via the Kubernetes‑native RoleBasedGroup (RBG), developers can achieve stable, high‑throughput, cost‑effective serving with seamless in‑place upgrades and topology‑aware performance.

AI infrastructureKVCacheKubernetes
0 likes · 21 min read
Boosting LLM Inference: RoleBasedGroup & Mooncake for Stable, High‑Performance Service
dbaplus Community
dbaplus Community
Dec 22, 2025 · Cloud Computing

How We Cut Kubernetes Costs by 40% Without Switching Platforms

By rethinking resource requests, eliminating unused workloads, downsizing node types, fine‑tuning autoscaling, and trimming log storage, a team reduced their Kubernetes bill by 40% while keeping the same cloud provider, demonstrating that most cost overruns stem from misconfiguration rather than the platform itself.

AutoscalingCloud ComputingKubernetes
0 likes · 6 min read
How We Cut Kubernetes Costs by 40% Without Switching Platforms
Raymond Ops
Raymond Ops
Dec 22, 2025 · Operations

Build a High‑Availability Prometheus Monitoring System from Scratch: Pitfalls & Performance Tuning

This guide walks you through constructing a production‑grade, highly available Prometheus monitoring stack, covering architecture choices, sharding strategies, common pitfalls such as memory bloat, query latency and storage growth, and provides concrete tuning steps, Kubernetes deployment examples, and advanced optimisation techniques.

KubernetesMonitoringPrometheus
0 likes · 11 min read
Build a High‑Availability Prometheus Monitoring System from Scratch: Pitfalls & Performance Tuning
Alibaba Cloud Developer
Alibaba Cloud Developer
Dec 22, 2025 · Artificial Intelligence

Deploy Multi‑Agent AI Apps with AgentScope on Alibaba Cloud Kubernetes

This guide explains how to use Alibaba Cloud's AgentScope framework and Container Service to build, orchestrate, and deploy enterprise‑grade AI agents, covering background, core features, step‑by‑step deployment, sandbox integration, and best‑practice recommendations for cloud‑native AI workloads.

AI agentAgentScopeAlibaba Cloud
0 likes · 20 min read
Deploy Multi‑Agent AI Apps with AgentScope on Alibaba Cloud Kubernetes
Alibaba Cloud Infrastructure
Alibaba Cloud Infrastructure
Dec 22, 2025 · Artificial Intelligence

Boost LLM Inference with KV‑Cache‑Aware Routing on Alibaba Cloud ACK GIE

This article explains why KV‑Cache hit rate is critical for large‑model inference, describes vLLM's automatic prefix caching, outlines the distributed cache challenges, and provides a step‑by‑step guide to deploying Alibaba Cloud ACK Gateway with Inference Extension's precise‑mode prefix‑cache‑aware routing, backed by benchmark results.

Alibaba CloudKV CacheKubernetes
0 likes · 18 min read
Boost LLM Inference with KV‑Cache‑Aware Routing on Alibaba Cloud ACK GIE
Su San Talks Tech
Su San Talks Tech
Dec 20, 2025 · Databases

Master RedisInsight: Install, Configure, and Use the Ultimate Redis GUI

This guide walks you through RedisInsight—a visual Redis GUI that supports clusters, SSL/TLS, and memory analysis—covering Linux installation, environment variable setup, service startup, Kubernetes deployment via YAML, and core usage such as browsing keys, executing commands, and monitoring performance.

Database GUIInstallationKubernetes
0 likes · 7 min read
Master RedisInsight: Install, Configure, and Use the Ultimate Redis GUI
Ops Community
Ops Community
Dec 19, 2025 · Cloud Native

Why We Dropped Jenkins for Tekton & ArgoCD: A Complete Migration Blueprint

This guide explains the shortcomings of Jenkins, outlines the core GitOps principles, details the selection of Tekton, ArgoCD, Harbor, and Kyverno, and provides step‑by‑step configurations, pipelines, and best‑practice recommendations for a production‑grade migration to a cloud‑native CI/CD platform.

ArgoCDGitOpsKubernetes
0 likes · 31 min read
Why We Dropped Jenkins for Tekton & ArgoCD: A Complete Migration Blueprint