Backup Recovery

How to Install pgAdmin 4 on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Install pgAdmin 4 on FreeBSD 14

Introduction Deploying install pgadmin 4 on freebsd 14 on a FreeBSD 14 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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How to Install PostgreSQL 16 on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Install PostgreSQL 16 on FreeBSD 14

Introduction FreeBSD 14 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up install postgresql 16 on freebsd 14 on FreeBSD 14 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux distribution. […]

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How to Configure SSL/TLS with OpenSSL on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Configure SSL/TLS with OpenSSL on FreeBSD 14

Introduction Deploying configure ssl/tls with openssl on freebsd 14 on a FreeBSD 14 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 Configure Redis Sentinel on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure Redis Sentinel on Debian 12

Introduction Deploying configure redis sentinel on debian 12 on a Debian 12 Bookworm machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Before you begin, […]

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Common Problems 120101

Debian 12 – Conflicting Time Services Cause Unstable Sync – Single Authority Model

🟡 Medium   ⏱ 5–30 min  Last verified: 12 December 2023 Affected versions: Debian 12 📖 ~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 Set Up PostgreSQL Streaming Replication on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up PostgreSQL Streaming Replication on Debian 12

Introduction Deploying set up postgresql streaming replication on debian 12 on a Debian 12 Bookworm machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You […]

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How to Set Up Magento on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Set Up Magento on CentOS Stream 9

Introduction Setting up set up magento on centos stream 9 on a CentOS Stream 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Set Up Magento on CentOS Stream 9, with all the commands you need, the SELinux and firewalld considerations to keep in […]

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How to Set Up VLAN Tagging on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Set Up VLAN Tagging on FreeBSD 14

Introduction Deploying set up vlan tagging on freebsd 14 on a FreeBSD 14 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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FreeBSD 14 — py39-borgbackup — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — py39-borgbackup — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 December 2023 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Borg (Backup) — flaw in cryptographic authentication scheme in Borg allowed an attacker to fake archives and indirectly cause backup data loss. Related CVEs: CVE-2023-36811 Upstream summary: Thomas Waldmann reports: […]

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How to Set Up Alertmanager with Slack on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Set Up Alertmanager with Slack on FreeBSD 14

Introduction This guide explains how to Set Up Alertmanager with Slack on FreeBSD 14 on FreeBSD 14. 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 […]

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