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.
A Chinese game studio faced a massive 300 GB DDoS ransom attack, refused to pay, and, with UCloud's elastic high‑availability and Anycast cleaning technologies, repelled the assault while detailing the attackers' methods and offering a public‑cloud DDoS mitigation guide.
This article details UCloud's engineering of API and SDK management—including unified modeling, code generation, automated testing, and CI/CD pipelines—to dramatically improve the stability, reliability, and release efficiency of its public cloud services.
This article explains how UCloud’s AI team leveraged the UAI‑Train and UAI‑Inference platforms to develop, train, and deploy a high‑accuracy face‑mask detection service within a week, detailing the algorithmic approach, challenges, deployment pipeline, and real‑world applications.
During the COVID-19 outbreak, UCloud helped Ningbo’s districts launch mask-reservation platforms in just days by leveraging public-cloud components such as UK8S, UDB, UES and CI/CD pipelines, demonstrating fast, scalable, and resilient cloud-native solutions for high-traffic public services.
This article explains how to design a low‑overhead, high‑performance lossless RoCE network for data centers, covering RDMA basics, mainstream network options, QoS, lossless and congestion‑control designs, buffer management, deadlock analysis, and practical tuning to achieve sub‑100 µs latency and near‑full bandwidth utilization.
This article details how UCloud tackled severe traffic overload in its physical cloud gateway caused by hash polarization, introducing a multi‑tunnel solution, capacity management, isolation‑zone migration, and automated operations to achieve high availability and support hundreds of gigabits of traffic.
This lesson introduces container technology, explains Docker’s core concepts, image layering, Dockerfile syntax, and common commands, while also showing how Kubernetes scales container management for cloud‑native applications. It highlights the advantages over traditional VMs, resource utilization improvements, and practical examples for building and running container images.
This tutorial walks university students through the complete workflow of using the CIFAR‑10 dataset to train a convolutional neural network for image classification and then deploying the model as an online inference service on the UAI‑Train and UAI‑Inference platforms.
This article introduces cloud database services, compares relational and non‑relational options, outlines traditional database challenges, highlights the key benefits of cloud databases, explains high‑availability MySQL and read‑write separation architectures, and lists common industry use cases.
This article reviews the challenges of handling Zettabyte‑scale data, outlines practical big‑data processing architectures, discusses storage‑compute separation, data‑driven workflows, risk‑control frameworks, and shares concrete Spark implementations at MobTech, offering actionable insights for modern data engineers.
