We share insights on storage, computing, networking and explore leading industry technologies together.
TencentOS’s recent Swap Table patch series restructures the Linux kernel’s swap subsystem, eliminating long‑standing fragmentation and lock bottlenecks, introducing lock‑free allocation, dynamic swap space, and achieving 20‑30% performance gains and up to 400% higher concurrent throughput in heavy‑load scenarios.
This article explains how Tencent Cloud’s rapid growth has driven innovative memory management techniques—such as multi‑level memory offloading, hot‑cold page detection, and swap subsystem redesign—to reduce memory costs, improve performance, and enhance scalability across diverse cloud workloads.
Network latency spikes often leave developers guessing whether the culprit lies in user‑space, the kernel stack, or the physical link; this article introduces TencentOS’s NBS (Net Blackboard System), a low‑overhead, zero‑disruption solution that pinpoints delay sources, supports continuous deployment, and outperforms traditional tools like tcpdump and bpftrace.
Tencent TEG Shannon Lab won the NTIRE 2025 UGC Video Enhancement competition with a progressive training framework that combines adaptive color enhancement, high‑speed denoising, and temporal stability under bitrate constraints, achieving top subjective scores, significant inference speed‑ups, and successful INT8 quantization for real‑time deployment.
In September 2024, TencentOS sent two kernel engineers to Vienna to attend the Linux Plumbers Conference and the Linux Kernel Developers' Netconf, where they presented cutting‑edge research on network diagnostics, SWAP allocation, and memory management, fostering collaboration with leading open‑source contributors.
The article introduces X‑Stor, a cloud‑native NoSQL database service that supports multiple data models and process‑level multi‑tenant isolation, describes its plugin‑based architecture and Request Unit metric, and presents experimental results showing superior performance, effective tenant isolation, and load‑balancing benefits compared with traditional single‑model NoSQL systems.
The article explains how OpenCloudOS, a fully self‑developed Linux operating system, attains industry‑leading six‑nine (99.9999%) availability by strengthening kernel quality, implementing comprehensive CI testing, managing vendor drivers, handling upstream bugs, and deploying automated crash analysis and rapid recovery mechanisms.
The article introduces Metis, an AI‑based solution that replaces traditional regular‑expression matching for network traffic inspection, offering faster, more accurate detection, a compact model deployable on resource‑constrained P4 switches, and significant performance and cost benefits for cloud gateway security.
The article introduces OpenCloudOS’s cloud‑native initiatives—including a mixed‑workload CPU QoS scheduler, the RUE resource‑utilization enhancement, the eBPF‑based nettrace network‑diagnosis tool, and the TCase/TSuite testing platform—highlighting how these innovations improve CPU utilization, cut costs, and ensure high‑quality releases.
This article explains the fundamentals of 3D video imaging, compares traditional 3D encoding methods with the MV-HEVC standard, and details how Tencent's V265 encoder implements MV-HEVC to achieve significant bitrate savings for Apple Vision Pro and other multiview applications.
