Logging Monitoring

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

How to Configure Logrotate on FreeBSD 13

Introduction This guide explains how to Configure Logrotate on FreeBSD 13 on FreeBSD 13. 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 fine-grained privilege separation. […]

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Common Problems 118398

dpkg Was Interrupted, Run dpkg –configure -a

🟡 Medium   ⏱ 5–30 min  Last verified: 24 July 2021 📖 ~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 & Cross-Refs References & Further […]

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Common Problems 115000

High memory pressure with kswapd CPU spikes

🟡 Medium   ⏱ 5–30 min  Last verified: 24 July 2021 📖 ~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 & Cross-Refs References & Further […]

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FreeBSD 13 — php5-sockets — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — php5-sockets — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 24 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php — multiple vulnerabilities Related CVEs: CVE-2011-1148 CVE-2011-1938 CVE-2011-2202 CVE-2011-2483 Upstream summary: PHP development team reports: Security Enhancements and Fixes in PHP 5.3.7: Updated crypt_blowfish to 1.2. (CVE-2011-2483) Fixed crash […]

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AlmaLinux 8 — gnome-photos — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — gnome-photos — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:1586 Related CVEs: CVE-2019-13012 CVE-2020-13543 CVE-2020-13584 CVE-2020-16125 CVE-2020-9948 CVE-2020-9951 CVE-2020-9983 CVE-2021-1817  +4 more Upstream summary: GNOME is the default desktop environment of AlmaLinux. The following packages have been upgraded to a later […]

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Common Problems 113132

Windows Server 2016 — Jumbo frame MTU mismatch across virtual and physical switches fragments storage traffic — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 24 July 2021 Affected versions: Windows Server 2016 📖 ~2 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 Hyper-V Storage Migration on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Set Up Hyper-V Storage Migration on Windows Server 2019

Introduction to Hyper-V Storage Migration on Windows Server 2019 Hyper-V Storage Migration moves a virtual machine’s storage — its VHD/VHDX files, configuration file, snapshot files, and smart paging file — from one storage location to another while the VM continues running. Unlike Live Migration (which moves a VM between hosts), Storage Migration moves only the […]

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FreeBSD 13 — shadowsocks-libev — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — shadowsocks-libev — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: shadowsocks-libev — command injection via shell metacharacters Upstream summary: MITRE reports: Improper parsing allows command injection via shell metacharacters in a JSON configuration request received via 127.0.0.1 UDP traffic. Table […]

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FreeBSD 13 — zh-openoffice — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — zh-openoffice — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: openoffice — DOC document heap overflow vulnerability Related CVEs: CVE-2005-0941 Upstream summary: AD-LAB reports that a heap-based buffer overflow vulnerability exists in OpenOffice's handling of DOC documents. When reading a […]

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