All Posts · Kienlt's notebook

2026

Prepare for NVIDIA Certified Associate: AI Infrastructure and Operations (NCA-AIIO) Exam Tue 08 September 2026

Slurm 202: Hands-on Multi-Node Cluster with Docker & CLI Mastery Mon 07 September 2026

[WIP] Slurm 101 Mon 07 September 2026

Python standard json vs orjson Mon 31 August 2026

Prepare for GCP - Associate Cloud Engineer Certification Mon 27 July 2026

Understand ArgoCD architecture with theory and hands-on Sun 26 July 2026

Prepare for AWS Certified CloudOps Engineer Associate SOA-C03 2026 exam Mon 20 July 2026

Prepare for the Microsoft Certified: Azure Administrator Associate (AZ-104) exam Sun 28 June 2026

My experience on learning Azure Devops - Part 2: Azure Devops Tue 05 May 2026

My experience on learning Azure Devops - Part 1: ACR + AKS Mon 04 May 2026

Some notes during Claude code in action course Wed 15 April 2026

Containers Are Just Linux Primitives: Namespaces, Cgroups, OverlayFS, and Podman Mon 23 March 2026

[Container Networking Series - Part 4] How Cilium CNI works in K8S Sun 22 March 2026

[Container Networking Series - Part 3] Demystifying CNI: When Kubernetes "Borrows" Plugins to Build Its Network Sat 21 March 2026

[Container Networking Series - Part 2] Demystifying Docker Networking: Outbound Traffic & The Masquerade Magic Mon 16 March 2026

Mysql - ACID Principle Mon 16 March 2026

[Container Networking Series - Part 1] Demystifying Docker Networking: A Deep Dive into Bridge & veth Sun 15 March 2026

Live Clone MySQL Replication using Percona XtraBackup Wed 11 March 2026

Sample Streamlit Integration with Keycloak for Authentication Sun 22 February 2026

Difference between pre-allocate and allocate in Go Sat 21 February 2026

Learn Go by doing project: Change K8S Contexts CLI Fri 20 February 2026

No Vault? No GitOps? No Problem - Securing K8s Secrets with SOPS Sat 31 January 2026

OWASP Top 10 Security Risks: Personal Study Notes Tue 13 January 2026

My journey: from Kubestronaut to Golden Kubestronaut in 30 days Sat 10 January 2026

2025

Prepare for the Istio Certified Associate (ICA) Exam Wed 31 December 2025

[WIP] Setup K8s with Kubespray Wed 31 December 2025

Prepare for Linux Foundation Certified System Administrator (LFCS) Mon 29 December 2025

Prepare for the Cilium Certified Associate (CCA) Exam Sun 28 December 2025

Prepare for the OpenTelemetry Certified Associate (OTCA) exam Sat 20 December 2025

Prepare for the Kyverno Certified Associate (KCA) exam Thu 18 December 2025

Prepare for the Certified Argo Project Associate (CAPA) exam Wed 17 December 2025

How I Passed the Prometheus Certified Associate (PCA) Exam Mon 15 December 2025

Prepare for the Certified Cloud Native Platform Associate (CNPA) Exam Sat 13 December 2025

Mastering GitOps & Crushing the Certified GitOps Associate (CGOA) Exam Fri 12 December 2025

My Platform Engineering Journey #2: Getting Started with Backstage - Internal Developer Portal and Prepare for Certified Backstage Associate Exam Mon 08 December 2025

My Platform Engineering Journey #1: The Beginning Sat 15 November 2025

Lab: MySQL Galera Cluster Reliability Thu 13 November 2025

My journey with GitLab CI: friendly and effective! Sat 08 November 2025

Prepare for the Terraform Associate (003) Certification Exam in 2025 Sun 02 November 2025

Prepare for the Certified Kubernetes Security Specialist (CKS) exam in 2025 Tue 19 August 2025

K8S: little note with node restriction in admission controller Sat 26 July 2025

VictoriaLogs: The Space-Efficient Alternative to Elasticsearch for Log Management Sun 30 March 2025

Why I Switched to VictoriaMetrics: Scaling from Small Business to Enterprise. Sun 23 March 2025

Canary/Blue-Green deployment with Argo Rollouts Mon 10 March 2025

What is SLA-SLO-SLI? SLO Generator introduction - Sloth and dynamic rules for SLO Sat 08 March 2025

My journey with observability: Opentelemetry Mon 03 March 2025

Practical DevSecOps: Automating Security, Integrating DevSecOps into CI/CD with Jenkins and Golang application - Part 3 Sun 23 February 2025

Practical DevSecOps: Hardening and Monitoring: Benchmarking and Runtime Security in DevSecOps - Part 2 Mon 17 February 2025

Practical DevSecOps: Securing the Pipeline from Code to Deployment - Part 1 Mon 10 February 2025

Getting Started with Helm Templates: A Practical Guide to Kubernetes Manifests Thu 06 February 2025

Kustomize: Quick Introduction and Integration with Other Tools and Examples Mon 03 February 2025

Sharing What I've Learned About Kubernetes Networking - Part 2 Mon 20 January 2025

Sharing What I've Learned About Kubernetes Networking - Part 1 Fri 17 January 2025