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Common Problems 124183

Oracle Linux 10 – DNS resolution fails due to systemd-resolved and NetworkManager mismatch – Fix & Prevention

đźź  High   ⏱ 5–30 min  Last verified: 19 August 2025 Affected versions: Oracle Linux 10 đź“– ~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 Jaeger for Distributed Tracing on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install Jaeger for Distributed Tracing on RHEL 9

Jaeger is a distributed tracing platform originally developed by Uber that helps developers visualise request flows across microservices, identify latency bottlenecks, and diagnose failures in complex systems. Each request is represented as a trace composed of spans — timed operations — that are collected from instrumented services and assembled into a service map. This guide […]

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NetBSD 10.0 — py-django — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — py-django — multiple vulnerabilities (20 CVEs) — patch and remediation guide

đźź  High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 đź“– ~4 min read  â€˘  Source: pkgsrc audit-packages entry Related CVEs: CVE-2014-3730 CVE-2014-0472 CVE-2019-19118 CVE-2012-3442 CVE-2012-4520 CVE-2013-4249 CVE-2014-1418 CVE-2014-0473  +12 more Upstream summary: pkgsrc audit-packages flagged py{15,20,21,22,23,24,25,26,27,31}-django<0.95.1 for vulnerability class 'privilege-escalation'. Reference: http://secunia.com/advisories/23826/ Table of contents Symptom & Impact Environment […]

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Common Problems 124166

Oracle Linux 10 – kdump service fails to reserve crashkernel memory – Fix & Prevention

đź”´ Critical   ⏱ 5–30 min  Last verified: 19 August 2025 Affected versions: Oracle Linux 10 đź“– ~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 Oracle Linux UEK Kernel Features on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Use Oracle Linux UEK Kernel Features on Oracle Linux 10

Introduction Setting up use oracle linux uek kernel features on oracle linux 10 on a Oracle Linux 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Use Oracle Linux UEK Kernel Features on Oracle Linux 10, with all the commands you need, the SELinux […]

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Common Problems 124144

Oracle Linux 10 – tuned profile changes are ignored after kernel update – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 19 August 2025 Affected versions: Oracle Linux 10 đź“– ~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 119560

Debian 13 OOM Killer Terminates Critical Services

🟡 Medium   ⏱ 5–30 min  Last verified: 19 August 2025 đź“– ~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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NetBSD 10.0 — postgresql73-lib — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — postgresql73-lib — vulnerability — patch and remediation guide

đźź  High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 đź“– ~4 min read  â€˘  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged postgresql73-lib<7.3.9 for vulnerability class 'remote-code-execution'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-0245 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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How to Install InfluxDB and Telegraf on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Install InfluxDB and Telegraf on Oracle Linux 10

Introduction Oracle Linux 10 ships with a stable, security-hardened base that makes deploying install influxdb and telegraf on oracle linux 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Install InfluxDB and Telegraf on Oracle Linux 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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How to Install Nomad on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Nomad on RHEL 10

Introduction How to Install Nomad 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 reproducible and production-safe. […]

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