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Cloud Computing

Sep 1, 2023 Standalone 25 min read

LAMP Stack on Alibaba Cloud ECS: From Fresh Instance to Production-Ready Web Server

Set up a LAMP stack (Linux, Apache, MySQL, PHP) on Alibaba Cloud ECS. Covers security groups, service installation, Discuz deployment, source compilation, hardening and three-tier scale-out.

Jun 14, 2023 Cloud Computing 18 min read

Multi-Cloud and Hybrid Architecture

Series finale. Multi-cloud vs hybrid cloud strategy, the 6R migration framework, hybrid networking, cross-cloud data sync and conflict resolution, vendor lock-in mitigation, disaster recovery RPO/RTO planning, FinOps …

May 26, 2023 Cloud Computing 19 min read

Cloud Operations and DevOps Practices

A working DevOps engineer's guide: CI/CD pipelines that gate quality, Terraform for reproducible infrastructure, Prometheus + Grafana monitoring, ELK/EFK logging, SRE error budgets, and the operational habits that keep …

May 7, 2023 Cloud Computing 17 min read

Cloud Security and Privacy Protection

A working engineer's guide to cloud security: shared responsibility, IAM that actually scales, encryption at rest / in transit / in use, zero trust, compliance frameworks, and incident response that you can rehearse.

Apr 18, 2023 Cloud Computing 20 min read

Cloud Network Architecture and SDN

VPC, load balancers, CDN, SDN/NFV, and BGP -- a deep tour of cloud networking from packet to planet, with the production knobs that matter.

Mar 30, 2023 Cloud Computing 18 min read

Cloud Storage Systems and Distributed Architecture

From CAP theorem to S3, HDFS, and Ceph -- a deep tour of distributed storage primitives, consistency, replication, erasure coding, and cost optimisation.

Mar 11, 2023 Cloud Computing 21 min read

Cloud-Native and Container Technologies

Why cloud-native exists, what containers actually do at the kernel level, how Kubernetes really works, when service mesh is worth its weight, and how the whole stack fits together in production.

Feb 20, 2023 Cloud Computing 18 min read

Virtualization Technology Deep Dive

A hands-on guide to virtualization -- hypervisors (VMware, KVM, Xen, Hyper-V), storage and network virtualization, performance tuning, and container comparison.

Feb 1, 2023 Cloud Computing 19 min read

Cloud Computing Fundamentals and Architecture

An engineering-grade introduction to cloud computing -- service models (IaaS, PaaS, SaaS, FaaS), deployment topologies, the economics of CapEx vs OpEx, regions and AZs, vendor catalogues and a decision framework with …