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360 Smart Cloud

Official service account of 360 Smart Cloud, dedicated to building a high-quality, secure, highly available, convenient, and stable one‑stop cloud service platform.

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Latest from 360 Smart Cloud

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360 Smart Cloud

May 9, 2024 · Cloud Native

Practical Experience of Deploying and Optimizing Apache Pulsar on Kubernetes at 360

This article shares 360's practical experience deploying Apache Pulsar on Kubernetes, covering architecture design, storage choices, multi‑cluster modes, service discovery, performance tuning, monitoring, alerting, and future plans, offering valuable guidance for engineers building cloud‑native messaging platforms.

Apache PulsarDistributed MessagingKubernetes

0 likes · 19 min read

Practical Experience of Deploying and Optimizing Apache Pulsar on Kubernetes at 360

360 Smart Cloud

May 7, 2024 · Cloud Computing

Design and Implementation of PrivateLink and ClassicLink in Cloud VPC Networks

This article explains the background, overall architecture, and detailed design and implementation of PrivateLink and ClassicLink gateways within a cloud VPC environment, covering their control and forwarding planes, workflow steps, and future optimization plans.

ClassicLinkCloud NetworkingFullNAT

0 likes · 10 min read

Design and Implementation of PrivateLink and ClassicLink in Cloud VPC Networks

360 Smart Cloud

Apr 25, 2024 · Cloud Native

Building High‑Performance RoCE v2 and InfiniBand Networks in a Cloud‑Native Environment for Large‑Model Training

This article explains how to construct high‑performance RoCE v2 and InfiniBand networks within a cloud‑native Kubernetes environment, detailing the underlying technologies, required components, configuration steps, and performance test results that demonstrate significant communication speed improvements for large‑scale AI model training.

AI trainingHigh-performance networkingInfiniBand

0 likes · 12 min read

Building High‑Performance RoCE v2 and InfiniBand Networks in a Cloud‑Native Environment for Large‑Model Training

360 Smart Cloud

Apr 15, 2024 · Artificial Intelligence

Fine‑Tuning Qwen‑14B Large Language Model: A Complete Guide

This article provides a comprehensive tutorial on fine‑tuning the Qwen‑14B large language model, covering the motivation, fine‑tuning concepts, step‑by‑step workflow, required code, DeepSpeed training parameters, testing scripts, and deployment using FastChat and the 360AI platform.

AI model deploymentDeepSpeedFastChat

0 likes · 9 min read

Fine‑Tuning Qwen‑14B Large Language Model: A Complete Guide

360 Smart Cloud

Apr 3, 2024 · Backend Development

Understanding FFmpeg Hardware Acceleration Architecture and Implementation

FFmpeg provides a comprehensive, cross‑platform hardware acceleration framework that abstracts diverse GPU and dedicated video codec interfaces, defines HWContext types, device and frame contexts, and various codec configuration methods, enabling efficient video encoding, decoding, and filtering while addressing performance, compatibility, and pipeline complexity challenges.

GPUHardware AccelerationMultimedia

0 likes · 10 min read

Understanding FFmpeg Hardware Acceleration Architecture and Implementation

360 Smart Cloud

Mar 15, 2024 · Cloud Computing

Integrating Kubernetes Pods with OpenStack VPC Network Using a Custom CNI and IPVLAN

This article describes how 360 unified Kubernetes pod networking with OpenStack VPC by developing a custom CNI plugin that leverages Neutron elastic ports, IPVLAN L2 mode, and OVS to achieve layer‑2 connectivity between VMs and pods, including detailed implementation steps and command examples.

IPVLANKubernetesOpenStack

0 likes · 8 min read

Integrating Kubernetes Pods with OpenStack VPC Network Using a Custom CNI and IPVLAN

360 Smart Cloud

Mar 12, 2024 · Information Security

Virtual Network Security, QoS, and Quality Assurance: Security Groups, ACLs, and Traffic Management

This article explains virtual network security mechanisms, including security groups, network ACLs, QoS policies, and quality‑assurance techniques, detailing implementations with Linux Bridge, iptables, OVS, conntrack, and DPDK, and discusses active probing and passive observation for network reliability.

DPDKOVSQoS

0 likes · 20 min read

Virtual Network Security, QoS, and Quality Assurance: Security Groups, ACLs, and Traffic Management

360 Smart Cloud

Mar 6, 2024 · Cloud Computing

Overlay Networking and Inter‑Node Traffic Forwarding in Virtualized Cloud Environments

This article explains how virtual machine traffic is forwarded across compute nodes in an IAAS cloud using overlay protocols such as VXLAN, detailing L2/L3 inter‑node forwarding, control‑plane designs, and forwarding‑plane implementations with Linux‑Kernel OVS, DPDK, NIC offload, and VDPA.

Cloud IAASOverlaySDN

0 likes · 30 min read

Overlay Networking and Inter‑Node Traffic Forwarding in Virtualized Cloud Environments

360 Smart Cloud

Mar 4, 2024 · Cloud Computing

Virtual Network Fundamentals: Virtual NIC, Virtio Backend, KVM Interaction, and Node-Level Switching

This article explains how virtual networks operate in cloud computing by covering virtual NIC implementation, Virtio frontend/backend mechanisms, KVM signal interaction, and both layer‑2 and layer‑3 forwarding within a node using OVS and related technologies.

Cloud ComputingKVMNetwork Virtualization

0 likes · 21 min read

Virtual Network Fundamentals: Virtual NIC, Virtio Backend, KVM Interaction, and Node-Level Switching

360 Smart Cloud

Feb 1, 2024 · Operations

AI Compute Era: Data Center Power, Cooling, and Space Requirements

The rapid growth of AI compute demand is forcing data centers to redesign cabinet power capacity, adopt advanced cooling solutions such as liquid cooling, and re‑evaluate space density and construction timelines to meet the high‑density, high‑power needs of modern AI workloads.

AI computecooling solutionsdata center operations

0 likes · 12 min read

AI Compute Era: Data Center Power, Cooling, and Space Requirements