Dev
Install Apache Groovy on Ubuntu 24.04 / 22.04
Apache Groovy is a dynamic programming language for the Java platform that combines the power of Java with…
Category
Ubuntu
How To
Install etcd on Ubuntu 24.04 / 22.04
etcd is a distributed, reliable key-value store designed for the most critical data in distributed systems. It powers…
Linux Tutorials
Configure Rsyslog Centralized Log Server on Ubuntu 24.04 / 22.04
Rsyslog is the default system logging daemon on Ubuntu and most Linux distributions. Beyond local log management, it…
Debian
Install Grafana Tempo on Ubuntu 24.04 / Debian 13
Grafana Tempo is a high-volume, cost-effective distributed tracing backend. It only requires object storage (or a local filesystem)…
Debian
Install Grafana Mimir on Ubuntu 24.04 / Debian 13
Grafana Mimir is a horizontally-scalable, highly available long-term metrics storage backend for Prometheus. While Prometheus stores metrics locally…
Debian
Install Grafana Loki on Ubuntu 24.04 / Debian 13
Grafana Loki is a horizontally-scalable, multi-tenant log aggregation system built for efficiency. Unlike Elasticsearch which indexes the full…
Debian
Install Grafana Alloy on Ubuntu 24.04 / Debian 13
Grafana Alloy is a vendor-agnostic OpenTelemetry Collector distribution with programmable pipelines. It replaces Prometheus node_exporter, Promtail, and the…
How To
Install Zabbix Server 7.0 LTS on Ubuntu 24.04 with PostgreSQL and Nginx
Zabbix is an open source enterprise monitoring platform built for tracking the health and performance of servers, network…
How To
Configure Postfix to Relay Email Through Gmail SMTP on Ubuntu 24.04 / 22.04
Many cloud providers block outbound port 25, making direct email delivery from your server impossible. Relaying through Gmail’s…
How To
Configure Postfix as Send-Only SMTP Server on Ubuntu 24.04 / 22.04
Postfix is the default mail transfer agent (MTA) on Ubuntu and one of the most widely deployed in…
VOIP
Installing FreePBX 17 with Asterisk 22 LTS on Ubuntu 24.04 / 22.04
FreePBX is an open-source web-based GUI for managing Asterisk, the most widely deployed open-source PBX platform. It handles…
How To
UFW Firewall Commands with Examples on Ubuntu 24.04 / 22.04
UFW (Uncomplicated Firewall) is the default firewall management tool on Ubuntu and other Debian-based distributions. It provides a…