Posted inDocker
Securing Docker Containers with Authentik Forward Auth: Add SSO and MFA in 10 Minutes
Turn insecure Docker applications into a secure system with SSO and MFA by using Authentik as Forward Auth via Traefik.
Posted inDocker
Configuring IPv6 for Docker Containers: A Step-by-Step Dual-Stack Guide
A guide to configuring IPv6 for Docker containers, from enabling daemon.json to creating dual-stack networks in Docker Compose. Covers IP range management, exposing containers externally via IPv6, and practical debugging tips for developers.
Posted inMonitoring
Centralized S.M.A.R.T Management: Monitoring Dozens of Hard Drives with Scrutiny
Centralized hard drive health management has never been easier. Discover how to install Scrutiny to monitor S.M.A.R.T metrics via a professional web interface.
Posted inDocker
Vector: A Ultra-Lightweight Docker Logging Solution to Replace Logstash
A detailed guide on using Vector for Docker container log collection and processing. A lightweight Rust-based Logstash alternative to save RAM and optimize DevOps performance.
Posted inDatabase
Apache Pinot: A Step-by-Step Guide to Setting Up a Real-Time OLAP Database for Sub-100ms Analytics Dashboards
Apache Pinot is a distributed OLAP datastore that enables analytics queries across billions of rows with sub-100ms latency, used by LinkedIn and Uber for user-facing dashboards. This guide walks you through step-by-step installation with Docker, configuring schemas and star-tree indexes, loading CSV data, and monitoring cluster health.
Posted inLinux
A Practical Guide to jq on Linux: Filtering and Processing JSON from APIs in the Terminal
When you're debugging production at 2 AM staring at an unreadable wall of JSON in your logs, jq saves you more time than any other approach. This guide compares jq against grep and Python for handling JSON in the terminal, covering everything from basic syntax to filtering Docker containers and Kubernetes API responses in practice.
Posted inDatabase
YugabyteDB: A Guide to Setting Up PostgreSQL-Compatible Distributed SQL with Auto-Sharding and Automatic Fault Tolerance
YugabyteDB is a PostgreSQL-compatible distributed SQL database with auto-sharding, automatic fault tolerance, and multi-region deployment — no changes to your SQL or ORM required. This guide covers installation from a single-node Docker setup to a real 3-node cluster, along with practical tips for working with distributed databases.
Posted inVirtualization
How to Install and Use Lima on macOS: Create Lightweight Linux VMs with QEMU and VZ Framework as a Free Docker Desktop Alternative
Lima is an open-source tool for creating Linux virtual machines on macOS using QEMU or Apple's VZ Framework, replacing Docker Desktop completely for free. This article compares available solutions, walks through Lima installation, Docker integration, and managing multiple VMs from the command line.
Posted inMonitoring
Monitoring Traefik Reverse Proxy with Prometheus and Grafana: Tracking Request Rate, Error Rate, and Latency
A guide to enabling the Prometheus metrics endpoint on Traefik v3, setting up Docker Compose for the full monitoring stack, and building a Grafana dashboard with PromQL queries to track request rate, error rate, and P95 latency per service. Includes alert rules for automatic notifications when issues arise.
Posted inDocker
Docker Checkpoint and Restore with CRIU: Live Container Migration Without Service Downtime
CRIU (Checkpoint/Restore In Userspace) lets you freeze the complete state of a running Docker container and restore it on another server without losing any in-memory state. This guide walks through setting up and using Docker Checkpoint with CRIU for zero-downtime container migration, with practical tips from real-world experience.