Setting Up a Three-Node MongoDB Replica Set on CentOS 7
Installl MongoDB
Create a custom YUM repository:
sudo tee /etc/yum.repos.d/mongodb.repo <<EOF
[mongodb-org]
name=MongoDB Repository
baseurl=https://mirrors.aliyun.com/mongodb/yum/redhat/7/mongodb-org/4.2/x86_64/
gpgcheck=1
enabled=1
gpgkey=https://www.mongodb.org/static/pgp/server-4.2.asc
EOF
Install the MongoDB package:
sudo yum install ...
Posted on Sun, 26 Jul 2026 16:04:57 +0000 by mherr170
Deploying a MongoDB 4.0 Sharded Cluster with PSA Replica Sets on CentOS 7
Overview of MongoDB Sharded Clusters
This guide outlines the process of deploying a MongoDB 4.0 sharded cluster on CentOS 7, leveraging a Primary-Secondary-Arbiter (PSA) replica set configuration for high availability and data distribution. A sharded cluster enhances scalability by distributing data across multiple servers (shards), enabling ho ...
Posted on Mon, 06 Jul 2026 16:46:12 +0000 by AstroTeg