How to Install PostgreSQL 18 on Rocky Linux 10.2 with SELinux & firewalld
PostgreSQL 18 is available straight from the Rocky Linux 10.2 repositories, so you no longer have to add the community...
November 4, 2026
2026
Zabbix vs Nagios vs HertzBeat (2026): Which Monitoring Tool Should You Choose?
Zabbix, Nagios Core, and Apache HertzBeat all answer the same question: “Is my infrastructure healthy, and who gets told when...
November 3, 2026
How to Create and Configure a Virtual Machine in VMware ESXi On Rocky Linux 10 (Step-by-Step)
Once ESXi is installed on a server, the next job is creating virtual machines. You can do that entirely from...
November 2, 2026
How to Install FreeRADIUS on Rocky Linux 10 with MariaDB for Network Authentication
RADIUS is the protocol behind most Wi-Fi WPA2/WPA3-Enterprise logins, 802.1X switch-port authentication, and many VPN gateways. FreeRADIUS is the most...
November 1, 2026
Docker Redis Compose Guide: Persistence, ACL Authentication & Security Hardening (2026)
Most “docker redis” tutorials stop at docker run -p 6379:6379 redis. That command works, but it gives you a Redis...
October 30, 2026
How to Change Hostname in Oracle Linux 8, 9 & 10
Changing the hostname on Oracle Linux looks trivial, and it is, until the name silently reverts after a reboot, sudo...
September 24, 2026
How to Install Apache Cassandra on Rocky Linux 10
Apache Cassandra is a distributed wide-column NoSQL database built for massive write throughput, linear horizontal scaling and no single point...
September 24, 2026
How to Install TimescaleDB on Ubuntu 26.04 (Step-by-Step)
TimescaleDB adds time series superpowers to PostgreSQL: automatic time partitioning, compression, continuous aggregates and retention policies, all while keeping standard...
September 23, 2026
How to Install InfluxDB on Ubuntu 26.04 (Step-by-Step)
InfluxDB is one of the most popular time series databases, built for data that arrives with a timestamp: server metrics,...
September 22, 2026
InfluxDB vs Prometheus vs TimescaleDB: Time Series Database Comparison
Servers, containers, IoT sensors, trading platforms and applications all produce data that arrives as a stream of timestamped values. Ordinary...
September 21, 2026
