This guide walks you through installing Ansible, configuring inventory and settings, writing playbooks, running deployments, and leveraging variables, roles, templates, handlers, conditionals, and error handling to fully automate Linux server provisioning and management.
Spring Cloud Tencent integrates Tencent's Polaris platform to provide a comprehensive, out‑of‑the‑box microservice solution for Spring Boot and Spring Cloud users, covering service registration, configuration management, routing, rate limiting, circuit breaking, and proximity routing, while emphasizing low‑cost, high‑efficiency, and stable architecture for Java enterprises.
This tutorial explains how to store Sentinel flow‑control rules in Nacos so that they survive service restarts, covering Maven dependencies, YAML datasource configuration, Nacos rule publishing, and verification through the Sentinel console, while noting synchronization limitations.
This comprehensive tutorial introduces Ansible, covering its core concepts, features, installation, inventory management, command-line usage, essential modules, playbook syntax, handlers, and role-based organization, enabling readers to automate infrastructure tasks efficiently and reliably.
The article explains how Facebook uses the GateKeeper configuration system to perform safe, incremental rolling releases of new features, describing the release stages, constraint‑based switch logic, integration with external data stores, and the trade‑offs between flexibility and operational risk.
The article explains Facebook's Configurator system, which treats configuration as code, uses Thrift schemas and Python scripts, provides version control, validation, automated canary testing, UI editing, and a robust distribution pipeline to prevent configuration errors across large‑scale services.
The article explains how Facebook manages dynamic runtime configuration for millions of services—covering feature gating, experiments, traffic control, topology balancing, monitoring, machine‑learning model updates, and internal behavior—using a suite of tools such as Configerator, Gatekeeper, Package Vessel, Sitevars, and MobileConfig.
This article reviews popular automation operations tools such as Puppet, SaltStack, and Ansible, explains Ansible's architecture, workflow, components, and advantages, and encourages readers to reflect on their own automation experiences.
This article explains how to structure modular Puppet code by configuring environments, creating reusable modules, and designing classes, covering environment paths, hiera data, module generation, publishing to the Forge, and key class functions such as include, require, contain, and hiera_include.
This comprehensive guide walks you through installing Ansible, configuring its core files, defining inventories and variables, using key modules, crafting ad‑hoc commands, building playbooks, leveraging roles, applying tags, and mastering YAML syntax for efficient automation across diverse environments.
This guide walks you through using Puppet's Master/Agent model to fully automate the deployment of an LNMP platform, covering installation, module creation, resource definitions, service startup, agent configuration, and the Puppet kick feature for rapid updates.
This guide walks you through Ansible fundamentals, covering how to gather host facts, use modules like script, selinux, and template, write YAML playbooks, manage variables, apply Jinja2 templates, and organize tasks with roles for efficient automation.
This transcript shares a senior operations engineer’s step‑by‑step experience covering IDC and bandwidth selection, hardware checks, OS installation, initial configuration, migration from Puppet to Salt, user authentication, audit logging, and KVM virtualization, offering concrete tips and real‑world examples.
This article explores how large‑scale internet operations can achieve order and efficiency by applying entropy theory, standardizing configuration and monitoring, adopting automated deployment practices, and leveraging open‑source tools like Open‑Falcon to build a fully automated, resilient infrastructure.
