Comunity – ZDT DevOps Platform

Understanding Authentication Errors in ZDT DevOps Platform

Understanding Authentication Errors in ZDT DevOps Platform Authentication is a critical component of any secure application, and the ZDT DevOps Platform implements a robust JWT (JSON Web Token) based authentication system to ensure only authorized users can access the platform. What is JWT Authentication? JSON Web Tokens (JWT) are a secure way to transmit information between parties as a JSON object. In our platform, JWTs serve as digital credentials that verify a user’s identity and permissions. Think of them as digital ID cards…

ZDT Replicate: Complete Configuration Guide

ZDT Replicate: Complete Configuration Guide Welcome to our comprehensive guide on configuring ZDT Replicate, a powerful tool that simplifies DRBD (Distributed Replicated Block Device) management for Zero Downtime deployments. Whether you’re setting up high availability within a single datacenter or implementing disaster recovery across multiple sites, this guide will help you understand all available configuration options. Configuration File Basics ZDT Replicate uses a simple environment file (zdtreplicate.env) to store all configuration parameters. This file must be located in your ZDT DevOps installation config…

Inside the Kubernetes Control Plane: What DevOps Teams Must Know

Kubernetes Control Plane: The Brain Behind Your Cluster At the heart of every Kubernetes cluster lies the Control Plane—the central nervous system that manages scheduling, state reconciliation, service discovery, and overall orchestration logic. While application developers often focus on Deployments, Pods, and Services, DevOps engineers and SREs must understand what makes the Control Plane tick—because when things go wrong at this layer, everything else is just noise. 🔧 Components of the Kubernetes Control Plane kube-apiserverThe front door to your cluster. It handles every…

The Hidden Power of systemd in Cloud-Native Systems

Beyond Pods: Why systemd Still Matters in DevOps Cloud-native doesn’t mean abandoning the OS. In fact, many critical services—from monitoring agents to GitOps runners—still rely on systemd to manage their lifecycle outside Kubernetes. Understanding how to orchestrate containers and services via systemd is vital for hybrid systems, legacy migration, and out-of-cluster components. The ZDT DevOps Platform embraces this reality by offering unified control over both systemd services and Kubernetes workloads—bridging the gap between the OS and the container orchestration layer. To make this…

Container Security: The Overlooked DevOps Priority

You Ship Containers Fast—But Are They Secure? Security is often an afterthought in fast-paced DevOps environments—but containers bring unique attack surfaces that require careful handling. From unscanned base images to misconfigured runtimes and over-permissive roles, a single mistake can expose your infrastructure. That’s why DevSecOps matters: integrating security checks early into CI/CD and runtime environments. ZDT DevOps integrates security best practices into image management, secret handling, and systemd-level service control—so your deployments stay clean, minimal, and locked down.  

Docker Swarm in 2025: Still Relevant?

Docker Swarm vs. Kubernetes: Lightweight vs. Feature-Rich While Kubernetes dominates cloud orchestration, Docker Swarm still has its use cases—especially when simplicity, speed, and native Docker integration are priorities. For edge deployments, small clusters, or teams with Docker-native workflows, Swarm can be more than enough. It supports rolling updates, secrets, TLS, and service scaling—all without third-party plugins or a steep learning curve. ZDT DevOps Platform supports both Swarm and Kubernetes, letting teams adopt what’s best for each use case while unifying monitoring and automation.…