Loki is a horizontally scalable, highly available log aggregation system designed by Grafana Labs to index only metadata rather than full log content, making it extremely cost-efficient compared to Elasticsearch-based stacks. Promtail is the companion agent that tails local log files, attaches labels, and ships entries to Loki over HTTP. In this tutorial you will […]
How to Configure System Center Operations Manager (SCOM) Agent on Windows Server 2012 R2 System Center Operations Manager (SCOM) 2012 R2 provides enterprise-grade monitoring for Windows Server 2012 R2 environments. The SCOM agent, installed on each managed server, collects health state data, performance counters, event log entries, and application-specific metrics, then transmits them to the […]
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 […]
PHP is the most widely used server-side scripting language on the web, powering platforms like WordPress, Drupal, and countless custom applications. Red Hat Enterprise Linux 8 delivers PHP through its AppStream module system, which lets you install and switch between multiple PHP versions without conflicting packages. This tutorial walks through installing PHP on RHEL 8 […]
Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying configure nginx with pagespeed module on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure Nginx with PageSpeed Module on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the […]
How to Configure Desired State Configuration (DSC) on Windows Server 2012 R2 PowerShell Desired State Configuration (DSC) is a management platform introduced in PowerShell 4.0 that allows administrators to define the intended state of a server — which Windows features are installed, which services are running, which files exist, and how the system is configured […]
Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying enable http/2 in nginx on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Enable HTTP/2 in Nginx on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]
How to Set Up ModSecurity WAF with Apache on RHEL 7 ModSecurity is the most widely deployed open-source Web Application Firewall (WAF), and it integrates natively with Apache as a dynamic module. When paired with the OWASP Core Rule Set (CRS), ModSecurity can detect and block a broad range of web attacks including SQL injection, […]
How to Configure Group Managed Service Accounts (gMSA) on Windows Server 2012 R2 Group Managed Service Accounts (gMSAs) extend the concept of Managed Service Accounts to support multiple hosts simultaneously. Where standard MSAs are limited to a single computer, gMSAs can be used across an entire server farm, NLB cluster, or any group of servers. […]
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 […]
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