Cpu Memory

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

How to Configure Zabbix Agent 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 zabbix agent 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 […]

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How to Install Prometheus on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install Prometheus on FreeBSD 15

Introduction How to Install Prometheus 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 Set Up FreeBSD Security Event Auditing on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up FreeBSD Security Event Auditing on FreeBSD 15

Introduction This guide explains how to Set Up FreeBSD Security Event Auditing on FreeBSD 15 on FreeBSD 15. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum […]

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How to Configure Mandatory Access Control (MAC) on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure Mandatory Access Control (MAC) on FreeBSD 15

Introduction This guide explains how to Configure Mandatory Access Control (MAC) on FreeBSD 15 on FreeBSD 15. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for […]

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How to Apply CIS Benchmark Hardening to FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Apply CIS Benchmark Hardening to 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 apply cis benchmark hardening to freebsd 15 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 […]

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How to Install Jaeger for Distributed Tracing on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Jaeger for Distributed Tracing on RHEL 7

How to Install Jaeger for Distributed Tracing on RHEL 7 As systems evolve from monoliths to microservices, understanding the path of a single request across dozens of services becomes increasingly difficult using traditional logs and metrics alone. Jaeger is an open-source distributed tracing platform originally developed by Uber Technologies and now hosted by the Cloud […]

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How to Harden Shared Memory on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Harden Shared Memory on FreeBSD 15

Introduction This guide explains how to Harden Shared Memory on FreeBSD 15 on FreeBSD 15. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for fine-grained privilege […]

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How to Set Up OpenTelemetry Collector on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up OpenTelemetry Collector on RHEL 7

How to Set Up OpenTelemetry Collector on RHEL 7 OpenTelemetry is the emerging industry standard for collecting telemetry data — traces, metrics, and logs — from applications and infrastructure. The OpenTelemetry Collector acts as a vendor-agnostic pipeline component that receives telemetry from instrumented applications, processes it, and exports it to one or more backends such […]

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

How to Set Up Yubikey Authentication on FreeBSD 15

Introduction How to Set Up Yubikey Authentication 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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How to Monitor MySQL with Percona Monitoring and Management on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Monitor MySQL with Percona Monitoring and Management on RHEL 7

How to Monitor MySQL with Percona Monitoring and Management on RHEL 7 Percona Monitoring and Management (PMM) is a free, open-source platform for monitoring MySQL, MariaDB, PostgreSQL, and MongoDB. It combines Grafana dashboards, Prometheus metrics collection, and Query Analytics (QAN) into a single integrated UI. Unlike generic monitoring tools, PMM understands database internals and surfaces […]

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