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How to Install Netdata on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Netdata on RHEL 7

How to Install Netdata on RHEL 7 Netdata is a real-time performance monitoring agent that delivers per-second metrics with zero configuration on most Linux systems. Unlike heavier monitoring solutions that scrape on 15-second or 1-minute intervals, Netdata collects and stores data every second, making it ideal for diagnosing transient performance problems that would be invisible […]

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How to Install Zabbix on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Zabbix on RHEL 7

How to Install Zabbix on RHEL 7 Zabbix is a mature, enterprise-grade open-source monitoring platform that supports agent-based and agentless monitoring of servers, network devices, applications, and cloud resources. It combines metrics collection, event correlation, alerting, and visualisation in a single self-hosted solution — making it a compelling choice for organisations that need full control […]

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How to Set Up the ELK Stack on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up the ELK Stack on RHEL 7

How to Set Up the ELK Stack on RHEL 7 The ELK Stack — Elasticsearch, Logstash, and Kibana — is the industry-standard open-source solution for centralised log management and analysis. Elasticsearch stores and indexes log data at scale, Logstash ingests and transforms log streams from any source, and Kibana provides a powerful web UI for […]

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How to Configure SaltStack on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure SaltStack on FreeBSD 15

Introduction FreeBSD 15 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up configure saltstack on FreeBSD 15 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux distribution. This guide walks through […]

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How to Install Prometheus and Grafana on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Prometheus and Grafana on RHEL 7

How to Install Prometheus and Grafana on RHEL 7 Prometheus and Grafana form one of the most popular open-source monitoring stacks available today. Prometheus is a time-series database and scraping engine that collects metrics from instrumented targets, while Grafana provides a rich visualization layer on top of that data. Together they give you real-time dashboards, […]

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How to Configure HashiCorp Vault on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure HashiCorp Vault on FreeBSD 15

Introduction Deploying configure hashicorp vault on a FreeBSD 15 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base + ports approach […]

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How to Scan for Vulnerabilities with OpenVAS on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Scan for Vulnerabilities with OpenVAS on RHEL 7

How to Scan for Vulnerabilities with OpenVAS on RHEL 7 OpenVAS (Open Vulnerability Assessment System), now part of the Greenbone Vulnerability Management (GVM) framework, is one of the most capable open-source vulnerability scanners available. It maintains a continuously updated feed of over 50,000 Network Vulnerability Tests (NVTs) and can detect misconfigurations, outdated software, missing patches, […]

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How to Set Up Ansible on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up Ansible on FreeBSD 15

Introduction How to Set Up Ansible on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, […]

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How to Configure ezjail on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure ezjail on FreeBSD 15

Introduction How to Configure ezjail on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, and […]

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How to Configure Docker Logging Drivers on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure Docker Logging Drivers on FreeBSD 15

Introduction How to Configure Docker Logging Drivers on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet […]

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