Official tech channel of 360, building the most professional technology aggregation platform for the brand.
This article explains why SQL queries can become slow, outlines MySQL's internal architecture, demonstrates how to use the EXPLAIN statement to view execution plans, and interprets key fields such as type, key, and Extra to help developers identify and optimize performance bottlenecks.
This article explains how to build a Redis‑based message queue for high‑concurrency business scenarios using RPUSH to enqueue tasks and BLPOP to block‑wait for consumption, illustrated with a PHP cancel‑order example and detailed configuration and code snippets.
This article explains the Flutter widget lifecycle, covering the differences between StatelessWidget and StatefulWidget, detailing each lifecycle method, providing a runnable demo with code and logs, and discussing app‑level lifecycle handling and common pitfalls for mobile developers.
This article describes a lightweight, resource‑efficient log collection solution that combines Filebeat agents, optional Logstash aggregation, and Kafka transport, detailing configuration choices, meta‑persistence, back‑pressure mechanisms, monitoring setup, and deployment architecture for reliable at‑least‑once delivery.
This article explains the problem of inaccurate /proc information in container environments, introduces LXCFS as a FUSE‑based solution that maps cgroup data to /proc, and provides step‑by‑step instructions for installing, mounting, and using LXCFS with Docker and Kubernetes.
This article describes 360's Cloud Connect Network solution, covering its background, application scenarios, design, server architecture, traffic forwarding mechanisms, CCSI traffic isolation, performance optimizations with DPDK, and future enhancements for multi‑VPC and IDC interconnectivity.
This comprehensive tutorial walks through preparing a CentOS 7 host, configuring hostnames, disabling swap and firewalls, installing Docker and Kubernetes components with kubeadm, setting up the master and worker nodes, deploying the flannel network plugin, testing with nginx, and installing the Kubernetes dashboard, all with detailed commands and troubleshooting tips.
This article details the design, deployment, configuration, operation, monitoring, and backup of a PostgreSQL high‑availability cluster built on Patroni, Etcd, and LVS at 360, covering hardware layout, software versions, installation steps, parameter tuning, fail‑over testing, and future outlook.
The article analyzes the instability of shared‑type virtual machines, introduces enterprise‑level instances with fixed CPU scheduling and NUMA topology, details the applied technologies such as CPU pinning, PCI‑Passthrough and multi‑queue NICs, and presents extensive sysbench and STREAM benchmark results that demonstrate superior isolation, stability and performance of enterprise instances over shared ones.
This article explains how 360 Commercialization implements cross‑IDC hot‑standby for Kafka using MirrorMaker 2, covering MM2 fundamentals, architecture, internal topics, deployment on Kubernetes, design goals, solution details, challenges such as dynamic configuration and offset reverse‑mapping, and productized risk mitigation.
