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FreeBSD 13 — mariadb100-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — mariadb100-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 28 September 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: MySQL — multiple vulnerabilities Related CVEs: CVE-2015-3194 CVE-2015-4792 CVE-2015-4802 CVE-2015-4807 CVE-2015-4815 CVE-2015-4826 CVE-2015-4830 CVE-2015-4836  +12 more Upstream summary: Oracle reports: Please reference CVE/URL list for details Not all listed CVE's […]

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How to Set Up Azure Site Recovery for Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Set Up Azure Site Recovery for Windows Server 2016

How to Configure Azure Site Recovery for Windows Server 2016 Azure Site Recovery (ASR) is a Microsoft Azure service that provides disaster recovery capabilities by continuously replicating on-premises workloads to Azure or to a secondary on-premises site. When a disaster occurs, ASR enables rapid failover to the replicated environment, bringing your workloads back online with […]

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Common Problems 116965

Ubuntu 22.04 LTS – Snap app fails to launch after refresh – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 28 September 2022 Affected versions: Ubuntu 22.04 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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Common Problems 118092

Ubuntu 18.04 LTS Nginx returns 502 Bad Gateway to upstream

🟡 Medium   ⏱ 5–30 min  Last verified: 27 September 2022 📖 ~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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How To Manage Hashes in Redis — step-by-step Linux tutorial on Progressive Robot

How To Manage Hashes in Redis

A Redis hash is a data type that represents a mapping between a string field and a string value. A single hash can hold many field-value pairs and are designed to not take up much space, making them ideal for representing data objects. For example, a hash might represent a customer, and include fields like ‘name’, ‘address’, ’email’, or ‘customer_id’. This tutorial will go over how to manage hashes in Redis, from creating them to retrieving and deleting the data held within a hash.

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Common Problems 118006

Ubuntu 18.04 LTS – memory pressure triggers OOM kills and random restarts – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 27 September 2022 Affected versions: Ubuntu 18.04 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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Common Problems 117007

Ubuntu 22.04 MySQL Startup Failure After InnoDB Log Size Change

🟡 Medium   ⏱ 5–30 min  Last verified: 27 September 2022 📖 ~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 — mysql81-server — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — mysql81-server — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 September 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: MySQL — Multiple vulnerabilities Upstream summary: Oracle reports: 36 new security patches for Oracle MySQL. 11 of these vulnerabilities may be remotely exploitable without authentication, i.e., may be exploited over […]

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How to Configure Kerberos Authentication on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Configure Kerberos Authentication on IBM AIX 7.3

Introduction IBM AIX 7.3 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 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure kerberos authentication on IBM AIX 7.3 with practical […]

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