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Backing Up a Kubernetes to S3 with Velero

A quick test to see how fast a Kubernetes namespace can be recovered after deletion. Using Velero with an S3 backend on a K3s cluster, a demo application namespace was backed up, deleted, and restored. The restore completed successfully, recreating the Deployment, Pod, and Service within seconds.

Streamline Email Handling with Microsoft Power Automate and Planner

Emails to [email protected] are auto-assigned via Power Automate to one active engineer in round-robin, creating a Planner task. SharePoint tracks rotation and conversation IDs to prevent duplicates, ensuring clear ownership and timely responses.

Accessing a Private K3s Control Plane from a VPS over Tailscale

A private K3s node on Proxmox VE is accessed from a public VPS via Tailscale. The VPS joins the mesh, and adding its Tailscale IP to K3s tls-san allows kubectl access without exposing port 6443 publicly.

Setting up Jenkins on Kubernetes via Helm (and Fixing Restart Issues)

Installing Jenkins on Kubernetes via Helm worked smoothly at first, but after a node restart, the pod became unhealthy during plugin initialization. The init container attempted to re-copy plugins into an already populated persistent volume, causing overwrite prompts and blocking startup.

Setting up ArgoCD with NGINX Ingress and Cloudflare Origin Cert

Step-by-step guide for exposing ArgoCD on a K3s cluster with Cloudflare full-strict TLS. Includes using a Cloudflare Origin Certificate with NGINX Ingress, disabling Traefik, Helm installation, creating TLS secrets, configuring ArgoCD Ingress.

Domain Migration for Ghost CMS Using Cloudflare Redirects

This write-up outlines a subdomain-to-root migration for a Ghost CMS instance running in Docker behind Cloudflare Tunnel. The approach relies on edge-level 301 redirects, application-level canonical updates, and proper validation to preserve URL structure and search engine signals.

Ghost CMS 6.19.1 Upgrade [SQLi Patch CVE-2026-26980]

Ghost was upgraded to version 6.19.1 to address a critical SQL injection vulnerability (CVE-2026-26980) in the Content API. The database migrations required a manual fix because of a prior MySQL to MariaDB migration, and Cloudflare WAF was implemented for additional protection.

DevOps Job Hunting Flow — A Sankey Analysis

I applied to 112 DevOps-related roles to validate my CV and understand market expectations and tracked all outcomes including HR interviews, assessments, user interviews, offers, withdrawals, and ghosting using a Sankey diagram to visualize the flow.

Kubernetes Logging with OpenObserve on K3s

In a multi-node K3s cluster, I deployed OpenObserve using S3 for log storage and PostgreSQL for metadata, with logs collected via OpenTelemetry. Within half a day, I had logs and Kubernetes events flowing into dashboards, with significantly fewer moving parts compared to traditional ELK setups.

Traefik Proxy for Docker Containers with Cloudflare Full Strict TLS

Exploring how to use Traefik for routing Docker containers while securely terminating traffic with Cloudflare Full Strict TLS. This PoC demonstrates setting up a clean internal Docker network, connecting multiple services like MinIO, and ensuring requests are routed correctly based on host rules.

Monitoring Home Network Latency using SmokePing with Docker Compose

Continuous home network monitoring with SmokePing running via Docker Compose, providing real-time latency graphs for Internet sites and DNS servers.

How I Saved ~77% Docker Memory by Migrating MySQL to MariaDB

This is not a benchmark and not a recommendation for high-traffic workloads. All numbers here are real observations from a low-resource VPS running Ghost CMS. I’m running Ghost CMS on a very small VPS: 1 vCPU, 2 GB RAM, zero swap because it’s OpenVZ. At some point the

Backing Up Azure Managed Disks to Blob Storage with S3 Replication

Automated disk-level backup of Azure Managed Disks to Blob Storage with snapshots, secure SAS, VHD export, and optional S3 replication via rclone.

Exploring Azure Database for PostgreSQL to AWS Aurora PostgreSQL Migration

Exploring a secure, one-time migration of Azure Database for PostgreSQL to AWS Aurora PostgreSQL for private-network databases.