Setting Up a Redis Cluster with Ruby
Installing Redis
Begin by installing Redis on your system.
Installling Ruby
Install Ruby to utilize the required tools for cluster management.
Configuring RubyGems Sources
Remove the default RubyGems source:
gem sources --remove https://rubygems.org/
Attempt to add the new source:
gem sources --add https://gems.ruby-china.org/
Encounter an SS ...
Posted on Sat, 20 Jun 2026 16:28:58 +0000 by abhi201090
Setting Up a Multi-Node MinIO Cluster on Four Servers
Prerequisites
Each node runs a supported Linux distribution, and you have SSH access with appropriate privileges. The examples use four machines with IP addresses 192.168.8.171, 192.168.8.19, 192.168.8.179, and 192.168.8.168.
1. Create the MinIO System User and Data Directory
On every server, prepare a dedicated user and storage location:
sudo ...
Posted on Thu, 18 Jun 2026 17:29:38 +0000 by Aretai
Hadoop Cluster Deployment Guide
Hadoop Distributed Cluster Setup
This guide explains how to set up a fully distributed Hadoop cluster using three or more physical or virtual machines.
Cluster Architecture
Master Node (hadoop0): NameNode, JobTracker, SecondaryNameNode
Worker Nodes (hadoop1, hadoop2): DataNode, TaskTracker
Virtual Machine Setup
Create three virtual machines u ...
Posted on Thu, 04 Jun 2026 17:57:49 +0000 by Knifee
Creating a Proxmox VE Cluster Across Multiple Nodes
Initialize a Cluster on the First Host
Log into the initial Proxmox instance, referred to here as host-alpha. Use the cluster management tool to form a new group:
pvecm create alpha-group
This command generates the Corosync authentication material, writes it to /etc/corosync/authkey, and produces an updated /etc/pve/corosync.conf. The cluster ...
Posted on Sat, 30 May 2026 22:46:28 +0000 by kiss the robot
Setting up a Three-Node Kafka+ZooKeeper Cluster on CentOS 7
Environment Setup
JDK Installation
yum install -y java-1.8.0
ZooKeeper Cluster Configuration
Downloading ZooKeeper
wget https://archive.apache.org/dist/zookeeper/zookeeper-3.7.0/apache-zookeeper-3.7.0-bin.tar.gz
tar xf apache-zookeeper-3.7.0-bin.tar.gz
Configurasion File Adjustments
# Backup sample configuration
# cp zoo_sample.cfg zoo.cfg
c ...
Posted on Fri, 22 May 2026 22:30:35 +0000 by fredriksk
Building a Hadoop Cluster on CentOS 7
Biulding a Single-Node Hadoop Installation
For instructions on setting up a single-node Hadoop installation, please refer to: https://example.com/single-node-hadoop-setup
Creating a Hadoop Cluster
Cloning Virtual Machines
Right-click on hadoop1 → Manage → Clone
Click Next
Select the current state of the virtual machine → Click Next
Choose Crea ...
Posted on Fri, 15 May 2026 14:12:50 +0000 by ondi
Setting up a Kubernetes Cluster on Ubuntu Using kubeadm
Kubernetes is an open-source container orchestration platform, and kubeadm is a tool provided by the Kubernetes team for quickly setting up a Kubernetes cluster. This article walks through the process of creating a Kubernetes cluster on Ubuntu using kubeadm, covering prerequisites, installing components, initializing the cluster, and adding wor ...
Posted on Thu, 14 May 2026 20:19:32 +0000 by puretony
Deploying a Proxmox VE Ceph High-Availability Cluster with OVS Bonding
Cluster Installation
Refer to the official documentation for basic cluster installation:
Proxmox VE Cluster Installation Guide
Management and Bussiness Network Setup
Confiugre the management and business networks as described in:
Proxmox VE Network Configuraton
Ceph Network Configuration
Create OVS bonds and VLAN interfaces for Ceph traffic ...
Posted on Wed, 13 May 2026 10:30:13 +0000 by mwl707
Deploying a Three-Node Redis Cluster with Bloom Filter on CentOS 7
Enviroment Preparation
Server Layout
Hostname
IP
Instances
Ports
redis-node-0
10.10.101.29
2
6379, 6380
redis-node-1
10.10.101.30
2
6379, 6380
redis-node-2
10.10.101.31
2
6379, 6380
Build Dependencies
# Enable GCC 9
yum -y install centos-release-scl
yum -y install devtoolset-9-gcc devtoolset-9-gcc-c++ devtoolset-9-binutils
scl ena ...
Posted on Wed, 13 May 2026 05:00:36 +0000 by GundamSV7
Installing a Single-Node Kubernetes Cluster with RKE2
Environment
cat /proc/version
Linux version 3.10.0-957.21.3.el7.x86_64 (mockbuild@kbuilder.bsys.centos.org) (gcc version 4.8.5 20150623 (Red Hat 4.8.5-36) (GCC) ) #1 SMP Tue Jun 18 16:35:19 UTC 2019
root@10.101.1.30 ~$ cat /etc/redhat-releace
CentOS Linux release 7.5.1804 (Core)
cat /etc/redhat-release
CentOS Linux release 7.5.1804 (Core) ...
Posted on Mon, 11 May 2026 08:06:06 +0000 by chrischen