Blog
"Everything is a process until you leave this world."
A Secure Kubernetes Multi-Master Cluster Setup Guide
A comprehensive, secure, step-by-step manual guide for setting up a production-grade multi-master Kubernetes cluster. Covers architecture planning, OS prerequisites, cluster ini...
Setting Up Highly Available PostgreSQL Cluster with Patroni, etcd, HAProxy, and Keepalived
1. Overview 2. Architecture 3. Prerequisites 4. Initial Setup - Hostname Configuration - Package Installation
PostgreSQL 17 + Pgpool-II HA Cluster — Configuration Guide
A comprehensive step-by-step guide to deploying a highly available PostgreSQL 17 cluster with Pgpool-II 4.5, including streaming replication, watchdog, virtual IP failover, and ...
ETL Server Setup to transfer data from Production to a Example. Data Warehouse Guide: Apache Airflow & PipelineWise
This guide provides clear, step-by-step instructions for setting up Apache Airflow and PipelineWise to manage and orchestrate ETL (Extract, Transform, Load) pipelines. It is des...
Setting Up Streaming Standby for PGO Crunchy PostgreSQL Cluster
- Introduction - Prerequisites - Step 1: Prepare TLS Certificates - Step 2: Create Kubernetes Secrets - Step 3: Configure Primary Cluster
Setting Up RSync in PGO Crunchy Database to Copy pgBackRest Backup Files to a New replica_ABC and install PostgreSQL, pgBackRest and Restore backups on that replica_ABC
This documentation provides detailed steps on how to set up RSync in Kubernetes (K8s) to copy pgBackRest backup files to a new replicaABC. It will aslo help you set up PostgreSQ...
Setting Up Oracle 19c Using Docker on Ubuntu 22.04
This documentation provides a detailed step-by-step guide to help you set up Oracle 19c using Docker on an Ubuntu 22.04 system.Whether you are a beginner or an experienced user,...
Rook Ceph RBD PVC Troubleshooting Guide for Multi-Attach and MountDevice Failures
This guide provides a detailed, step-by-step process to resolve stuck Rook Ceph RBD volumes in Kubernetes, particularly when pods encounter errors such as:
PostgreSQL High-Availability Cluster Deployment Guide
This comprehensive guide provides end-to-end instructions for deploying a resilient PostgreSQL cluster using the Crunchy Data PostgreSQL Operator on Kubernetes. The solution int...
Logical Replication Tutorial
1. Introduction 2. Step 1: Export Schema from Old Master 3. Step 2: Copy Schema Backup to Local Machine 4. Step 3: Copy Schema Backup to New Master