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How to Set Up FTP Server with vsftpd on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up FTP Server with vsftpd on FreeBSD 15

Introduction How to Set Up FTP Server with vsftpd on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 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 […]

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How to Configure cAdvisor Container Metrics on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure cAdvisor Container Metrics on FreeBSD 15

Introduction How to Configure cAdvisor Container Metrics on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 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 […]

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How to Run Rootless Containers with Podman on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Run Rootless Containers with Podman on RHEL 10

Introduction How to Run Rootless Containers with Podman 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 […]

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Common Problems 115918

Ubuntu 26.04 LTS – dpkg interrupted state blocks package installs – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 1 August 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 Grafana on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install Grafana on FreeBSD 15

Introduction Deploying install grafana 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 + ports approach so […]

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How to Configure SSH Hardening on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure SSH Hardening on FreeBSD 15

Introduction How to Configure SSH Hardening on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 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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Common Problems 116007

Ubuntu 26.04 LTS – GRUB menu not shown and wrong kernel keeps booting – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 1 August 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 Set Up pgBouncer Connection Pooler on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up pgBouncer Connection Pooler on FreeBSD 15

Introduction How to Set Up pgBouncer Connection Pooler on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 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 […]

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How to Configure Percona XtraBackup on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure Percona XtraBackup on FreeBSD 15

Introduction Deploying configure percona xtrabackup 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 + ports approach […]

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SLES 12 — krb5-appl-clients — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — krb5-appl-clients — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 1 August 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:0930-1 (see also SUSE bugzilla) Related CVEs: CVE-2026-32746 CVE-2019-25017 CVE-2019-25018 CVE-2020-10188 CVE-2011-1526 CVE-2011-4862 Upstream summary: telnetd in GNU inetutils through 2.7 allows an out-of-bounds write in the LINEMODE SLC (Set Local Characters) […]

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