UCloud is a leading neutral cloud provider in China, developing its own IaaS, PaaS, AI service platform, and big data exchange platform, and delivering comprehensive industry solutions for public, private, hybrid, and dedicated clouds.
This article details LeXin Medical's journey from a manually built Kubernetes cluster to the UCloud UK8S platform, covering the challenges of self‑hosting, the tools and processes used for migration, and the resulting improvements in logging, monitoring, CI/CD, and overall operational efficiency.
This lesson explains the value and implementation of high‑availability systems, explores load‑balancing concepts, features, and scenarios—including health checks, session persistence, and scheduling algorithms—and introduces virtual IP solutions for robust cloud infrastructure.
This article explains how UCloud's Rome product leverages HashiCorp Packer, combined with GitLab, Jenkins, and Terraform, to automate multi‑cloud image creation, dramatically reducing build time from hours to minutes while improving reliability and consistency across dozens of data centers.
This lesson explains cloud networking fundamentals, covering overlay/underlay architecture, software-defined networking, network function virtualization, private VPC design, ACL and NAT gateways, routing tables, and three hybrid‑cloud deployment models, illustrating how networks enable scalable, flexible cloud services.
This article explains how UCloud's internal‑VIP based high‑availability solution provides second‑level failover for cloud and physical hosts, detailing the evolution from simulated broadcast to a GARP‑sniffing broadcast cluster and showcasing real‑world e‑commerce and database use cases.
This lesson introduces cloud hosts, explaining their core concept, key features such as security, stability, elasticity and high performance, the underlying virtualization and migration technologies, product architecture, disk and image options, and common application scenarios for enterprises and developers.
This article introduces the U创营 cloud computing series, covering the technology's evolution, key benefits, essential concepts like regions and availability zones, core product categories, and a step‑by‑step guide for beginners to start learning and applying cloud services effectively.
BigBrother is a large‑scale internal network connectivity detection system that uses TCP packet coloring to separate probe traffic from user traffic, supports physical and hybrid cloud scenarios, provides a complete detection framework for rapid fault localization, and has been proven in thousands of host migrations with near‑real‑time alerts.
This article demonstrates how to build a real‑time education analytics system by streaming answer data through Kafka into Flink or Spark, performing per‑question, per‑grade, and per‑subject aggregations, and optionally accelerating development with UFlink SQL.
This article details Lagou's migration of production workloads from traditional VMs to UK8S, covering business architecture, stateful container deployment, sidecar log collection, dual monitoring stacks, service exposure strategies, configuration management, CI/CD pipelines, and future plans for autoscaling.
