July 2019 - Page 38 of 69

Building for Production: Web Applications — Backups — step-by-step Linux tutorial on Progressive Robot

Building for Production: Web Applications — Backups

In this part of the “Building for Production: Web Applications” series (4 of 6), we will set up the backup system that is required to support our recovery plan. This tutorial will focus on using Bacula as a backups solution. The benefits of using a full-fledged backup system, such as Bacula, is that it gives you full control over what you back up and restore at the individual file level, and you can schedule backups and restores according to what is best for you.

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How to Configure Nginx FastCGI Caching on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Configure Nginx FastCGI Caching on RHEL 8

Nginx FastCGI caching dramatically reduces PHP processing load by storing rendered responses on disk and serving them directly to subsequent visitors. On RHEL 8, combining Nginx with a PHP-FPM backend and a well-configured cache can cut backend response times by 80–95% for cacheable pages. This tutorial walks through configuring the fastcgi_cache_path directive, defining cache keys, […]

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Common Problems 115536

RHEL 7 SELinux Boolean Missing for NFS Home Directories

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 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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Common Problems 114131

RHEL 10 – GRUB default kernel selection misconfigured after rollback – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: RHEL 10 📖 ~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 Use alt_disk_install for Upgrades on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Use alt_disk_install for Upgrades 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 use alt_disk_install for upgrades on ibm aix 7.2 on […]

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How to Configure BGP Routing with FRRouting on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure BGP Routing with FRRouting on SLES 12

Introduction This tutorial covers How to Configure BGP Routing with FRRouting on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: […]

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Знакомство с объектами map и set в JavaScript — step-by-step Javascript tutorial on Progressive Robot

Знакомство с объектами map и set в JavaScript

Автор выбрал фонд Open Internet/Free Speech для получения пожертвования в рамках программы Write for DOnations. В JavaScript разработчики часто тратят много времени на решение того, какую структуру данных…

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