Storage Disk

How to Configure StrongSwan IPsec on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Configure StrongSwan IPsec on FreeBSD 13

Introduction Deploying configure strongswan ipsec on freebsd 13 on a FreeBSD 13 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 115575

RHEL 7 auditd Backlog Limit Reached

🟠 High   ⏱ 5–30 min  Last verified: 28 May 2021 Affected versions: RHEL 7 📖 ~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 Perform a Security Audit on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Perform a Security Audit on FreeBSD 13

Introduction Deploying perform a security audit on freebsd 13 on a FreeBSD 13 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 […]

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How to Secure Nginx with Let's Encrypt on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Secure Nginx with Let’s Encrypt on FreeBSD 12

Introduction Deploying secure nginx with let’s encrypt on freebsd 12 on a FreeBSD 12 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 […]

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How to Configure ZFS Encryption on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Configure ZFS Encryption on FreeBSD 13

Introduction How to Configure ZFS Encryption on FreeBSD 13 is a core administration task for any FreeBSD 13 server operator. FreeBSD 13 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 Migrate from CentOS 8 to Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Migrate from CentOS 8 to Oracle Linux 8

Introduction How to Migrate from CentOS 8 to Oracle Linux 8 on Oracle Linux 8 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 […]

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Common Problems 112610

Windows Server 2019 PerfMon Shows High Split IO per Sec on Misaligned Virtual Disks – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 24 May 2021 Affected versions: Windows Server 2019 📖 ~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 MySQL 8 on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Install MySQL 8 on Oracle Linux 8

Introduction Setting up install mysql 8 on oracle linux 8 on a Oracle Linux 8 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install MySQL 8 on Oracle Linux 8, with all the commands you need, the SELinux and firewalld considerations to keep in […]

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How to Configure AIX Trusted Computing Base (TCB) on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Configure AIX Trusted Computing Base (TCB) on IBM AIX 7.2

Introduction IBM AIX 7.2 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 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure aix trusted computing base (tcb) on ibm aix […]

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How to Configure IBM Spectrum Protect (TSM) Client on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure IBM Spectrum Protect (TSM) Client on IBM AIX 7.1

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 configure ibm spectrum protect (tsm) client on ibm aix […]

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