ITNotes - Page 14 of 142 - From Terminal to Cloud

Progressive Delivery on Kubernetes: Automating Canary Releases with Flagger and Istio

October 5, 2026

Automate canary releases on Kubernetes with Flagger, Istio, and Prometheus. Learn how to implement automated traffic shifting, metric analysis gates, and instant rollbacks for production microservices.

DevOps

Kubernetes Runtime Security with Falco and eBPF: Practical Threat Detection Guide

October 4, 2026

Securing Kubernetes workloads at runtime requires deep kernel visibility without risking node instability. This guide covers deploying Falco with modern eBPF probes, writing custom detection rules, and routing automated security alerts.

Database

MySQL Hot Backup with Percona XtraBackup: Automated Full and Incremental Backups for Production

October 4, 2026

Logical backups with mysqldump often cause severe latency and multi-hour restore delays on large datasets. Learn how to implement zero-downtime physical hot backups for MySQL using Percona XtraBackup, complete with automated full and incremental schedules.

Security

MongoDB Production Security: Hardening Clusters with SCRAM, RBAC, and TLS Encryption

October 4, 2026

Default MongoDB setups leave your data exposed. This guide shows you how to lock down production clusters using SCRAM-SHA-256, strict RBAC roles, and TLS encryption.

DevOps

Integrating Infracost into CI/CD: Cloud Cost Estimation for Terraform

October 4, 2026

Learn how to integrate Infracost into your CI/CD pipeline to estimate and control cloud infrastructure costs directly within Terraform pull requests before applying changes.

Database

Mastering SQL Window Functions: Real-World Guide to ROW_NUMBER, RANK, LEAD, and LAG

October 4, 2026

Learn how to use SQL window functions like ROW_NUMBER, RANK, LEAD, and LAG to debug real-world production incidents, deduplicate records, and compute running analytics efficiently.

HomeLab

Deploying Syncthing on Docker: Decentralized P2P File Sync for HomeLab

October 4, 2026

Learn how to build a resilient, decentralized peer-to-peer file synchronization engine across your HomeLab devices using Docker and Syncthing.

DevOps

Kubernetes Policy as Code with Kyverno: A Hands-On Guide Without Rego

October 4, 2026

Learn how Kyverno simplifies Kubernetes Policy as Code without Rego DSL. Discover production-tested patterns to validate, mutate, and generate k8s resources with pure YAML.

Networking

Configuring GRE over IPsec on Linux for Secure OSPF Dynamic Routing

October 4, 2026

Pure IPsec tunnels drop the multicast packets that dynamic routing protocols like OSPF require. This operational guide shows you how to wrap GRE in IPsec transport mode on Linux, securing branch-to-branch links while maintaining dynamic route adjacencies.

Networking

Deploying Layer 7 Real-Time Network Traffic Analysis with ntopng and DPI on Linux

October 4, 2026

Deploy ntopng and nDPI on Linux for real-time Layer 7 network visibility. This guide covers architecture design, Redis backend setup, promiscuous interface tuning, and practical troubleshooting workflows.

Mitigate DDoS with BGP Flowspec and ExaBGP on Linux: Automated Routing-Level Packet Filtering

Deploy Harbor on Docker: Self-Host a Secure Private Container Registry with Trivy and Image Signing for Your HomeLab

Building a Production-Ready Text-to-SQL Engine with Vanna.ai and Python

Deploy CrowdSec on Linux: Building a Distributed IPS to Block Brute Force and Web Attacks

Route-Based IPsec VPN with strongSwan and VTI on Linux: Secure Cloud-to-On-Premises Connectivity

Automate Kubernetes Troubleshooting with K8sGPT and Local Ollama

Mastering Outlines in Python: Guaranteed Structured LLM Output with Regex and CFGs

Mastering Cursor Rules and Context Mentions: Standardize Architecture Across Your Dev Team

Deploying HashiCorp Vault on Kubernetes: Dynamic Secrets and Sidecar Injector Guide

Deploying WPA3-Enterprise with FreeRADIUS and EAP-TLS: Mutual PKI Authentication Guide

Progressive Delivery on Kubernetes: Automating Canary Releases with Flagger and Istio

MySQL Hot Backup with Percona XtraBackup: Automated Full and Incremental Backups for Production

MongoDB Production Security: Hardening Clusters with SCRAM, RBAC, and TLS Encryption

Mastering SQL Window Functions: Real-World Guide to ROW_NUMBER, RANK, LEAD, and LAG

Deploying Syncthing on Docker: Decentralized P2P File Sync for HomeLab

Kubernetes Policy as Code with Kyverno: A Hands-On Guide Without Rego

Configuring GRE over IPsec on Linux for Secure OSPF Dynamic Routing

Deploying Layer 7 Real-Time Network Traffic Analysis with ntopng and DPI on Linux