Storage Disk

How to Configure Rate Limiting in Nginx on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure Rate Limiting in Nginx on FreeBSD 15

Introduction Deploying configure rate limiting in nginx 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 + […]

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Common Problems 115942

Ubuntu 26.04 LTS – boot drops into emergency mode due to /etc/fstab errors – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 30 April 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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How to Install Forgejo on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Forgejo on RHEL 10

Introduction This tutorial demonstrates how to Install Forgejo on RHEL 10 on RHEL 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered RHEL 10 system with the default AppStream repositories enabled. Prerequisites […]

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How to Install OpenTelemetry Collector on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install OpenTelemetry Collector on RHEL 10

Introduction How to Install OpenTelemetry Collector on RHEL 10 on RHEL 10 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is reproducible and […]

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How to Install SonarQube on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install SonarQube on RHEL 10

Introduction Setting up install sonarqube on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install SonarQube on RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and how to validate the result on […]

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How to Install OpenShift Local (CRC) on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install OpenShift Local (CRC) on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying install openshift local (crc) both straightforward and auditable. This tutorial covers the complete procedure for how to Install OpenShift Local (CRC) on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. Prerequisites Before […]

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How to Install and Configure MinIO Object Storage on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install and Configure MinIO Object Storage on RHEL 9

MinIO is a high-performance, S3-compatible object storage server designed for cloud-native workloads and on-premises deployments. It provides the same API as Amazon S3, allowing applications built for AWS to connect to a self-hosted storage backend without code changes. On RHEL 9, MinIO runs as a single binary managed by systemd, making it straightforward to install […]

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How to Install Consul on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Consul on RHEL 10

Introduction Setting up install consul on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install Consul on RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and how to validate the result on […]

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How to Configure DRBD for High-Availability Storage on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Configure DRBD for High-Availability Storage on RHEL 9

DRBD (Distributed Replicated Block Device) is a kernel-level storage replication solution that mirrors a block device between two servers in real time, functioning as a network-based RAID 1. It is widely used as the shared-storage layer in high-availability clusters managed by Pacemaker and Corosync on RHEL 9. Unlike shared-disk solutions, DRBD requires no SAN or […]

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How to Install PostgreSQL 17 on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install PostgreSQL 17 on RHEL 10

Introduction Setting up install postgresql 17 on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install PostgreSQL 17 on RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and how to validate the […]

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