Xiaohongshu built REDck, a cloud‑native, storage‑compute separated real‑time OLAP warehouse on ClickHouse, addressing scaling, cost, and reliability challenges through a unified metadata service, object‑storage optimizations, multi‑level caching, distributed task scheduling, bucketing, and exactly‑once transaction support.
To tackle the exploding number of microservices and heterogeneous infrastructure in cloud‑native enterprises, the article proposes a unified service‑and‑resource abstraction built on the Open Application Model and its implementation KubeVela, enabling declarative application definitions, cost attribution, automated lifecycle management, and cross‑region efficiency through component marketplaces, an application center, an operations platform, and a site‑building center.
This article introduces the CDSBen model, a machine‑learning‑based benchmark that translates real database transaction patterns into storage‑layer I/O workloads, enabling precise, isolated performance testing of the cloud‑native veDB storage system.
DeeTune is Baidu’s eBPF‑based cloud‑native network framework that automatically builds complete service topologies, records configurable inter‑service traffic, and provides non‑intrusive metric monitoring with minimal CPU and memory overhead, enabling efficient fault localization and performance analysis across heterogeneous PaaS and container environments.
REDck is a cloud‑native, real‑time OLAP data warehouse built on ClickHouse that adds elastic compute and storage scaling, object‑storage optimizations, multi‑level caching, and exactly‑once ingestion, delivering petabyte‑scale interactive analytics with ten‑fold CPU efficiency, ten‑fold cost reduction, and 99.9% availability.
This guide explains how to customize Nightingale monitoring alerts to include the number of pending alerts, the recovery metric value, and a link to view active alerts, using a small Python script, webhook integration, and template modifications, along with necessary database queries and Prometheus API calls.
This guide provides a comprehensive, step‑by‑step reference of the most frequently used kubectl commands, covering autocomplete setup, context configuration, resource creation, querying, updating, patching, scaling, deletion, pod interaction, node management, and advanced set operations for effective Kubernetes cluster administration.
OpenObserve is a Rust‑based, cloud‑native observability platform that offers log, metric, and trace collection with up to 140‑times lower storage costs than Elasticsearch, supports both single‑node and HA deployments, provides a built‑in UI, and includes detailed installation and query examples for Kubernetes environments.
The article explains that while observability is not new, cloud‑native systems have driven rapid development of observable platforms, detailing data collection architectures, direct push versus file‑based approaches, and various sampling techniques (head, tail, and local sampling) to balance completeness, real‑time reporting, and performance impact.
The article investigates why applications experience higher latency and lower QPS after moving from virtual machines to Kubernetes containers, analyzes soft‑interrupt overhead caused by Calico's overlay network, and proposes underlay networking and Cilium CNI as optimization solutions.
ByteDance’s multi‑cloud evolution, driven by rapid business growth, cost control, and compliance needs, showcases a distributed cloud‑native platform built on open‑source orchestration, unified resource management, and advanced data‑lake solutions, while addressing operational complexity, interoperability, and emerging AI‑driven challenges.
This article details ZEEK Automotive's transition to a cloud‑native architecture, describing how the company adopted Kubernetes, containerization, micro‑service unification, and full‑link gray release to improve system stability, scalability, and development efficiency across its APP ecosystem.
This article details Huolala's one‑stop monitoring platform called Monitor, covering its multi‑cloud architecture, data collection pipelines, real‑time business monitoring, unified alarm handling, and future AI‑driven enhancements, while sharing concrete metrics, incident case studies, and practical implementation steps for large‑scale observability.
This article details how Lixun Logistics migrated from an IDC‑based architecture to a fully cloud‑native environment using Alibaba Cloud Service Mesh ASM, addressing version‑upgrade challenges, heterogeneous system governance, complex operations, and achieving 40% faster operations and a 50% reduction in implementation time.
This tutorial explains how to use Dockerfile to customize images, covering essential instructions such as FROM, RUN, COPY, ADD, CMD, ENTRYPOINT, ENV, VOLUME, EXPOSE, and WORKDIR, with practical examples, best‑practice tips, and details on build context and image layering.
Kubernetes v1.28, codenamed Planternetes, introduces 45 enhancements—including expanded version skew support, non‑graceful node shutdown recovery, improved CRD validation, beta ValidatingAdmissionPolicies, hybrid version proxy, and many features promoted to stable—while also deprecating and removing several older components, and provides download and community resources for adoption.
The QQ image storage platform was fully migrated from VM‑based servers to Tencent Cloud’s Kubernetes Engine, consolidating services into containers, adding health checks, anti‑affinity, and autoscaling, which cut costs by 26%, reduced ops effort 30%, and improved scalability and reliability.
This guide introduces two lightweight Kubernetes log‑tailing tools—Kubetail and Stern—explaining their installation on various platforms, core command‑line options, and practical usage examples for aggregating and filtering pod logs in real time.
Spring Cloud 2023.0 (Leiden) milestone, built on Spring Boot 3.2, introduces updated dependencies, repository configurations, and early support for MVC Server in Spring Cloud Gateway, enhanced Kafka Streams handling in Spring Cloud Stream, Java HttpClient in OpenFeign, and upgraded Kubernetes integration, with source code and deployment links provided.
This article explains how cloud‑native distributed systems achieve higher availability through resilience strategies such as load balancing, timeouts with automatic retries, deadlines, and circuit breakers, describing their placement across OSI layers, implementation options via libraries or proxies, and practical algorithm choices.
Spring Cloud 2022.0.4 has been released on Maven Central, built on Spring Boot 3.0.9, and introduces major changes such as discontinued CLI and Cloudfoundry support, migration of Sleuth to Micrometer Tracing, numerous OpenFeign and Netflix updates, plus a full list of updated modules and their versions.
Spring Cloud 2022.0.4, built on Spring Boot 3.0.9, introduces module version updates, deprecations, and configuration changes—including discontinued components, migration to Micrometer Tracing, OpenFeign enhancements, and a detailed dependencyManagement snippet—for developers upgrading their microservice platforms.
This article explores how the rise of cloud‑native technologies forces traditional operations to transform into service‑oriented platforms, detailing new organizational structures, the OPaS model, onion‑layered migration, practical steps, and key lessons for successful ops modernization.
This article summarizes a technical talk on the challenges of cloud‑native transformation, the design of an application‑centric observability platform using CMDB, Prometheus, Thanos and VictoriaMetrics, practical solutions for high‑cardinality metrics and alerting, and future directions such as eBPF and AI‑driven fault detection.
An in‑depth analysis of Amazon Prime Video’s monitoring service reveals how the team abandoned a costly serverless micro‑service architecture in favor of a streamlined monolith on EC2/ECS, cutting infrastructure expenses by over 90% while improving scalability, prompting industry leaders to reassess cloud‑native design assumptions.
On July 19, the openGemini community and Huawei Cloud DTT hosted a live session detailing openGemini’s open-source license, high performance, distributed architecture, and six key capabilities—including streaming aggregation, multi-level downsampling, log search, AI-driven anomaly detection, and a high-cardinality engine—showcasing its suitability for massive telemetry data across cloud-native and IoT scenarios.
Tengine-Ingress, Alibaba’s cloud‑native ingress gateway built on Tengine‑Proxy, replaces the legacy Tengine gateway by delivering dynamic, loss‑less configuration updates, high‑availability gray‑release mechanisms, global consistency checks, and significant performance gains in TLS handshake latency, CPU usage, and memory consumption across large‑scale deployments.
This article explains how to achieve zero‑trust security in Kubernetes by using a service mesh such as Linkerd, covering workload identity, mTLS, certificate management, policy definition with CRDs, and the practical limitations of mesh‑based protection.
When a pod crashes and continuously restarts, using kubelet logs may fail to capture output, but the kubectl --previous flag lets you access the logs of the previous container instance by reading the linked log files stored under /var/log/pods.
The article chronicles Netflix’s evolution from a failing batch pipeline to a cloud‑native, self‑service streaming platform, detailing four development phases, the technical challenges faced, the stream‑processing patterns introduced, key learnings, and future opportunities for real‑time data and machine‑learning workloads.
KapacityStack is an open‑source, cloud‑native capacity platform from Ant Group that introduces the Intelligent Horizontal Pod Autoscaler (IHPA) to provide predictive, multi‑level, and stable autoscaling, reducing resource waste, carbon emissions, and operational costs while supporting extensible, modular integration with Kubernetes workloads.
ByteDance’s cloud‑native big data operations platform consolidates logging, monitoring, and alerting across heterogeneous environments, using unified log collection (intrusive and Filebeat), dynamic alert rules, customizable notification plugins, and scalable monitoring pipelines, thereby reducing operational complexity, shielding users from infrastructure differences, and enhancing multi‑tenant efficiency.
When a pod crashes and continuously restarts, kubelet logs may miss the output, but using the kubectl --previous flag lets you access the logs of the prior container instance by reading the symlinked files under /var/log/pods, enabling effective troubleshooting of Kubernetes crashes.
The Taobao Open Platform adopts a cloud‑native, multi‑tenant architecture that abstracts infrastructure, isolates tenants via independent or shared switch‑plus‑security‑group schemes with dual ENI pod networking, and leverages Kubernetes auto‑scaling to simplify onboarding, cut operational costs, and enable future low‑code and FaaS extensions.
This article explains how ByteDance migrated its complex, component‑heavy big‑data platform to a cloud‑native architecture, detailing the challenges of traditional deployments, the benefits of micro‑service, container, immutable‑infrastructure and declarative‑API approaches, and the resulting low‑resource, highly‑scalable, portable operations framework.
eBPF, a safe, high‑performance Linux kernel extension evolving from the 1993 Berkeley Packet Filter to modern dynamic tracing, underpins Didi’s HuaTuo platform, which consolidates bytecode management, fast data processing, stability self‑healing, and container insight to solve traffic replay, topology, security, and root‑cause analysis challenges across cloud‑native services, with plans to broaden business use and community collaboration.
This article compares traditional databases with modern cloud‑native data warehouses, outlines a detailed performance testing methodology using the SSB1000 benchmark, presents test scripts and environment setup for Cloudwave and StarRocks, and analyzes the results to highlight strengths and optimization opportunities.
This article presents the 12‑Factor methodology—a language‑agnostic set of best‑practice principles for designing, deploying, and operating cloud‑native SaaS applications—covering codebase management, explicit dependencies, environment‑based configuration, backing services, build‑release‑run separation, process model, port binding, concurrency, disposability, parity between development and production, logging, and one‑off admin tasks.
This article reviews ten popular Kubernetes monitoring tools—including Helios, Prometheus, New Relic, Grafana, DataDog, Sysdig, Zabbix, AppDynamics, Dynatrace, and Sensu—detailing their key features and how they help improve performance, reliability, and observability of containerized applications.
This article reviews a curated set of open‑source Kubernetes tools—including Helm, Flagger, Kubewatch, Gitkube, kube‑state‑metrics, Kamus, Untrak, Scope, Dashboard, Kops, cAdvisor, Kubespray, K9s, Kubetail, PowerfulSeal, and Popeye—that enhance management, security, monitoring, and deployment within DevOps pipelines.
This article examines the performance challenges of cloud‑native data lakes built on flat object storage and explains how a hierarchical‑namespace design improves directory operations, reduces request amplification, and delivers significant speedups for big‑data and AI workloads.
This article guides readers through the evolution from monolithic to event‑driven microservice architectures, covering design patterns, scalability, reliability, communication strategies such as API gateways, BFF, service aggregation, asynchronous messaging, CQRS, event sourcing, and technology choices like Kafka and RabbitMQ to build highly available, scalable, and maintainable systems.
Large-model offline (batch) inference, which processes massive data on billion-parameter models, faces GPU memory and distributed scheduling challenges; this article explains how Ray's cloud-native framework, model parallelism, and Ray Datasets pipelines address these issues, improve throughput, and enable elastic, efficient GPU utilization.
This article explains what complex systems and software architecture are, outlines various architectural categories, discusses essential functional and non‑functional requirements, and presents design principles and typical solutions such as domain‑driven design, microservices, cloud‑native, DevOps, and big‑data architectures for building stable, scalable, and maintainable systems.
Amid China’s push for digital and domestic technology, the article examines the evolution of native database products, the opportunities and challenges they face—especially in the financial sector—and how policy, cloud‑native architectures, distributed systems, and multi‑cloud demands are driving the next wave of innovation.
This article explains the fundamentals of event‑driven architecture, contrasts events with commands, outlines its four key characteristics, compares integration patterns, and details the capabilities and technical design of RocketMQ EventBridge, including standards, event hubs, schemas, and serverless integration.
Platform engineering at scale requires unified self‑service abstractions, domain‑specific languages like KCL, divide‑and‑conquer monorepo structures, robust modeling and automation, and a collaborative culture, as demonstrated by Ant Group’s KusionStack implementation that supports thousands of projects with a sub‑one‑to‑nine platform‑to‑developer ratio.
Azure Linux is Microsoft’s custom open‑source Linux distribution designed as a lightweight, Azure‑focused container host for AKS, offering optimized performance across cloud and edge, with minimal dependencies and support tailored for Kubernetes workloads.
This report examines how the widespread adoption of cloud‑native technologies is reshaping traditional IT operations, outlines the challenges faced by legacy ops, proposes a six‑pillar sensitive operations framework, showcases financial‑industry case studies, and highlights emerging trends such as advanced observability, GitOps, distributed cloud and FinOps.
This guide explains how to use Helmfile for managing multiple Helm charts across different environments, covering installation, configuration of helmfile.yaml, debugging, and chart deployment with examples for both Helm 2 and Helm 3.
This article explains how Meituan’s storage team designed the MStore distributed storage platform to separate storage and compute, addressing scaling, cost, and reliability challenges of monolithic architectures, and details its cloud‑native components, data model, performance optimizations, observability, and the derived EBS block‑storage service.
In October 2022 Tencent finished migrating its flagship services—including QQ, WeChat, and Honor of Kings—to a cloud‑native architecture spanning over 50 million CPU cores, overcoming millisecond‑level upgrade, stateful in‑place refresh, massive cross‑region scaling, and heterogeneous hardware by deploying the TKEx platform’s sidecar upgrades, three‑container patterns, Global Scaler Operator, machine‑type abstraction, and Clusternet‑based application‑centric orchestration, boosting CPU utilization to 65 % and establishing China’s largest cloud‑native practice.
Tencent Cloud Log Service was modernized by migrating over 95 % of its components to a cloud‑native stack of containers, Kubernetes, and declarative APIs, addressing chaotic infrastructure, stateful‑to‑stateless conversion, configuration drift, upgrade risk, elastic scaling, traffic protection and observability, which cut costs by more than 20 million CNY, reduced scaling latency by 90 %, and achieved over 99.99 % availability with petabyte‑scale burst handling.
This article shares a collection of practical kubectl commands and tips—including API debugging, pod filtering and deletion, node‑wise pod statistics, and proxy usage—to help Kubernetes users work more efficiently and avoid writing custom client code.
REDtao is a high‑performance graph storage system built for Xiaohongshu that extends Facebook’s Tao architecture with a three‑layer hash structure, decoupled caching, leader‑follower distribution and cross‑cloud availability, delivering over 90% cache hits, 70% MySQL CPU reduction, 150 M QPS on a 16‑core server and seamless migration despite a 250% surge in daily‑active‑user traffic.
The article details the background, architecture, core features, alert governance, trace integration, and cloud‑native evolution of Watcher, Qunar's internally built, highly scalable monitoring platform that unifies application‑level metrics, alerting, and observability across thousands of services and containers.
This article examines the difficulty of achieving the 1‑5‑10 observability goal, reviews current tracing, logging, and metrics tools, introduces the open‑source Kindling project’s eBPF‑based trace‑profiling approach, and walks through several real‑world use cases that demonstrate faster root‑cause analysis in cloud‑native environments.
Higress 1.0.0‑rc offers a ready‑to‑use cloud‑native gateway with one‑click installation via Helm, a console that simplifies Ingress/Gateway APIs, extensive plugin and service‑discovery support, hot‑update capabilities, built‑in observability, and detailed documentation for advanced traffic management and community contribution.
This article analyzes the three main bottlenecks—stability, cost, and efficiency—encountered in large‑scale operations, presents a six‑stage pipeline and open‑source toolchain, and explains how cloud‑native technologies such as Kubernetes and AIOps can transform and automate massive infrastructure management.
This article presents a comprehensive curated list of open‑source workflow engines and BPM suites, including Airflow, Argo, Cadence, Zeebe, Oozie, Camunda, and many others, with brief descriptions of their primary features, typical use cases, and suitability for tasks such as job orchestration, micro‑service coordination, and data pipeline automation.
The article explains how the open‑source Open‑Capacity‑Platform (OCP) is transformed into a cloud‑native solution on Huawei Cloud, detailing the architectural changes, benefits, step‑by‑step migration process, and the supporting cloud services that together improve development speed, operational safety, and cost efficiency.
This article explains why observability is critical in cloud‑native architectures and describes how Baidu’s search middle‑platform handles hundred‑billion‑level traffic by implementing low‑cost real‑time metrics, distributed tracing, log querying and topology analysis, while tackling challenges of massive microservice scale, scenario‑level monitoring, and efficient resource usage.
The Punica system unifies AI inference development, testing, deployment, and maintenance on a FaaS‑based one‑stop platform that automates resource scheduling, self‑healing, and monitoring, supporting multiple frameworks and GPUs, thereby doubling onboarding speed, quintuple scaling efficiency, and reclaiming hundreds of GPU cards.
Punica provides a cloud‑native, one‑stop platform that unifies Baidu’s content‑understanding inference services, automates testing, resource provisioning, and monitoring, and enables unattended, self‑healing operations with dynamic scaling and GPU scheduling, cutting onboarding time by half and reclaiming hundreds of GPUs.
ByteHouse evolved its real‑time import pipeline from a community ClickHouse architecture to a custom HaKafka engine and a cloud‑native design, addressing node failures, read‑write conflicts, scaling costs, and latency by introducing two‑level concurrency, memory tables, exactly‑once semantics, and robust fault‑tolerance.
ARES, Bilibili’s multi‑cloud management platform, unifies resource provisioning, asset inventory, user access, and cost optimization across public clouds through a layered architecture, project‑centric tagging, Terraform‑based orchestration, and centralized security, while addressing manual provisioning, fragmented permissions, and visibility challenges, and plans to extend into hybrid‑cloud automation.
This article reviews the evolution of monitoring in the cloud‑native era, analyzes Open‑Falcon’s architecture, strengths, and shortcomings, explains why its development hit a bottleneck, and outlines the design principles and features of the Nightingale monitoring system as a modern, open‑source alternative.
This article details Qunar's migration from Prometheus to VictoriaMetrics for large‑scale container monitoring, covering the shortcomings of Prometheus at massive data volumes, the architectural choices made, performance improvements achieved, and future optimization plans.
This article explains how to bypass kubectl and interact directly with the Kubernetes API using curl or any programming language, covering API discovery, request construction, resource listing, watching, and modifying objects, while illustrating concepts with JavaScript examples and shared informers.
This article examines how the Chinese logistics SaaS firm HaiGuanJia leveraged cloud‑native technologies—Kubernetes, service mesh, and microservice frameworks—to overcome rapid user growth, improve development efficiency, enable gray releases, and smoothly migrate legacy systems while maintaining stability and agility.
This article explains how CNStack’s cloud‑native virtualization service combines KubeVirt, containerized storage, and hybrid networking to manage VMs alongside containers, detailing its architecture, features, VM image pipeline, and future roadmap for unified cloud‑native operations.
This guide introduces the fundamental syntax of kubectl, explains its command structure, resource types, flags, output formats, and provides a comprehensive collection of practical examples—from creating resources with YAML files to querying pods, managing services, and executing commands inside containers—helping users efficiently operate Kubernetes clusters.
This article presents a comprehensive case study of Manbang's real‑time data platform, detailing its business background, cloud‑native Flink + Hologres architecture, migration from self‑built clusters, real‑time product features, decision‑making workflows, and future roadmap, highlighting performance and cost benefits.
The containerd project completed a comprehensive fuzzing audit that added 28 fuzzers, uncovered a critical OCI image import vulnerability (CVE‑2023‑25153), and demonstrated the robustness of its codebase while highlighting the importance of fuzz testing for cloud‑native runtime security.
An in‑depth comparison of Prometheus and Zabbix examines their histories, architectures, data storage, scalability, and container support, highlighting Prometheus’s cloud‑native pull model and Go‑based performance versus Zabbix’s mature, relational‑database approach, to help teams choose the right monitoring solution.
HoloInsight is an open‑source, cloud‑native observability platform derived from Ant Group's AntMonitor, offering integrated log‑based monitoring, business metric analysis, and AI‑driven AIOps capabilities while providing a lightweight, modular architecture and extensive extensibility for modern software stacks.
CeresDB 1.0, the open‑source cloud‑native time‑series database from Ant Group, introduces a next‑generation architecture that supports both traditional and analytical workloads, offers column‑mixed storage, distributed compute‑storage separation, multi‑language SDKs, and demonstrates significant write and query performance gains over InfluxDB in benchmark tests.
KubeVela, an award‑winning open‑source cloud‑native platform, emerged from the OAM model to simplify and standardize application delivery across multi‑cloud environments, offering user‑friendly abstractions, programmable extensibility, workflow‑centric deployment, and a community‑driven evolution that positions it as a leading solution in platform engineering.
This article explains pod‑level elasticity in Kubernetes by detailing the principles, metric types, and limitations of the Horizontal Pod Autoscaler (HPA) and then introduces KEDA as an event‑driven extension that adds true scale‑to‑zero capabilities, complete with configuration examples and code snippets.
This article explains the origins of GitOps, defines its core principles of declarative infrastructure, versioned desired state, automated approval, and compliance monitoring, and outlines its benefits and a concrete practice using tools such as GitLab, ArgoCD, Kubernetes, Terraform, Prometheus, and Grafana.
The article explains Baidu’s cloud‑native AI resource scheduling across single‑ and multi‑GPU nodes, describes the PaddleFlow Kubernetes‑based workflow engine with its hierarchical queues, advanced scheduling algorithms, unified storage, and how these technologies improve GPU utilization, reduce fragmentation, and simplify AI task orchestration.
During the 2022 TT Voice Annual Summit, the technical team tackled stability, real‑time risk control, and resource utilization challenges by implementing strict change management, multi‑cloud high‑availability networking, AIOps‑driven monitoring, big‑data processing, and cloud‑native scaling strategies, ultimately delivering zero‑fault operation.
This article reviews how Tencent Health Code handled billions of daily scans by adopting cloud‑native architecture, comprehensive observability, capacity stress testing, chaos engineering, and disciplined change control to ensure high availability and resilience as pandemic demand waned.
ByteHouse, a cloud‑native data warehouse built on ClickHouse, delivers ultra‑fast real‑time and massive offline analytics with elastic scaling, addressing business needs in ByteDance and the financial sector through optimized architecture, ROI‑driven monitoring, and comprehensive operational tools.
At the 2022 Zhishun Summit, Baidu Intelligent Cloud unveiled its distributed cloud architecture that unifies edge and core resources through a unified stack, detailing four evolving trends, four key pathways—including multi‑chip clouds, homogeneous stacks, hyper‑convergence, and cloud‑native design—and real‑world implementations such as low‑latency cloud gaming and vehicular data pipelines.
Based on a DTCC2022 presentation, this article explains Apache Doris's high‑performance MPP architecture, its cloud‑native extensions in SelectDB, and how they solve large‑scale log storage and analysis with superior write throughput, storage efficiency, and interactive query speed.
This article explains how introducing a remote cache backed by CFS and Zstandard compression into cloud‑native CI/CD pipelines dramatically reduces build times by 3‑5 times, outlines the implementation steps, tool choices, cache key strategy, eviction policy, and showcases performance gains across Java, Node.js, Go, and GCC builds.
This report details Soul's challenges with a multi‑layer gateway chain, evaluates Envoy, MSE and ALB, presents performance test results, outlines short‑term and long‑term migration plans, and shares post‑migration improvements and lessons learned for a cloud‑native gateway solution.
This article outlines Vivo's multi‑year journey of designing, evolving, and operating a cloud‑native, AIOps‑enabled monitoring platform that supports tens of thousands of hosts, databases, containers, and services, detailing its architecture, challenges, and future directions for observability and reliability.
This guide walks you through installing and configuring the open‑source Odigos observability control plane on a Kubernetes cluster, showing how to automatically collect traces, metrics, and logs from applications without modifying code and how to visualize the data with Grafana.
Discover the five emerging CNCF projects—Teller, OpenCost, OpenFunction, External‑Secrets, and Clusterpedia—highlighting their recent addition, key features, community adoption, and how they empower DevOps engineers to manage secrets, cost allocation, serverless functions, and multi‑cluster visibility in cloud‑native environments.
OpenYurt’s new v1.2 introduces the Pool‑Coordinator component, implementing node‑pool governance to cache resources, streamline YurtHub leader election, and secure communications, thereby reducing cloud‑edge bandwidth consumption and enhancing reliability for edge workloads, with detailed architecture, deployment, and future outlook.
This guide explains why a Calico pod shows "BIRD is not ready: BGP not established" in a Kubernetes cluster, identifies the missing node interface detection as the root cause, and provides step‑by‑step instructions to adjust the IP autodetection method and restore pod health.
This article presents a comprehensive course syllabus covering Docker, Jenkins, and Kubernetes fundamentals, advanced operations topics, IT career development, and provides downloadable teaching materials such as Dockerfiles, Helm charts, and deployment scripts for hands‑on practice.
This article examines how the viral mini‑game "Sheep..." overcame its initial 5,000‑QPS bottleneck and scaled to over 100 million daily active users by redesigning its architecture, implementing cloud‑native auto‑scaling, enhancing operational monitoring with CLS, and fortifying security with WAF.
nettrace is an eBPF‑powered command‑line utility that traces a packet’s full kernel lifecycle, diagnoses network faults with a built‑in knowledge base, monitors anomalies and skb drops, supports NAT, GRE, IPVS and netfilter hooks, and replaces legacy tools like tcpdump and droptrace in cloud‑native Linux environments.
In 2023, Taobao’s front‑end team reorganized its over‑300‑person Web division, unveiling a layered technology map that spans engineering platforms, cloud‑native JavaScript containers, development frameworks, low‑code building systems, and a suite of front‑end products such as O2, ICE, Midway, VideoX, and EVA, illustrating their end‑to‑end solutions.
The article examines MatrixOne, a cloud‑native hyper‑converged database, detailing its storage‑compute separation, unified file service, resource isolation, HTAP streaming capabilities, and emerging serverless features, while outlining future directions such as CXL memory integration and broader cloud storage support.
CNStack 2.0 is a cloud‑native PaaS platform built on Kubernetes that unifies resource and workload management, offering agile, open, and secure multi‑cluster capabilities through modular cloud services, a unified API gateway, and integration with open‑source projects such as Sealer, Emissary‑Ingress, cert‑manager, Velero, and OCM.
This guide shows how to check certificate expiration in a Kubernetes cluster, renew all certificates using kubeadm, and verify the renewal, helping you resolve the “certificate has expired or is not yet valid” error.
