IEEE 802.1Q VLAN tagging allows a single physical network interface to carry traffic for multiple logically isolated networks by inserting a 4-byte VLAN tag into Ethernet frames. This is essential in virtualization environments, network segmentation architectures, and anywhere a single uplink must serve multiple subnets. On RHEL 8, NetworkManager handles 802.1Q VLAN interfaces natively through […]
Introduction This guide explains how to Install Grafana on FreeBSD 12 on FreeBSD 12. 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 separation. […]
Introduction How to Configure CMake Build System on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 9. […]
Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying configure php session handling on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure PHP Session Handling on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]
Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use aix memory affinity on ibm aix 7.1 on […]
How to Install and Configure Memcached on RHEL 7 Memcached is a high-performance, distributed memory object caching system used to speed up dynamic web applications by reducing database load. It stores frequently requested data — such as database query results, session data, and rendered page fragments — in RAM, allowing subsequent requests to be served […]
Introduction Setting up configure oracle linux 8 for machine learning on a Oracle Linux 8 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure Oracle Linux 8 for Machine Learning, with all the commands you need, the SELinux and firewalld considerations to keep in […]
How to Configure Windows Server 2019 SMB Direct SMB Direct is an enhancement to the SMB 3 protocol that enables direct memory access transfers between servers using RDMA-capable network adapters. When available, SMB Direct allows data to be transferred between server memory over the network without involving the CPU for data movement, dramatically reducing CPU […]
Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying deploy a django application on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Deploy a Django Application on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]
How to Install and Configure cAdvisor for Container Monitoring on RHEL 7 cAdvisor (Container Advisor) is an open-source agent developed by Google that collects, aggregates, processes, and exports resource usage and performance metrics for running containers. It provides a real-time web UI and a Prometheus-compatible metrics endpoint, making it the standard solution for container observability […]
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