Linux

Common Problems 118407

Ubuntu 16.04 LTS intermittent DNS failures with resolvconf

🟡 Medium   ⏱ 5–30 min  Last verified: 24 September 2020 📖 ~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 117918

Ubuntu 18.04 LTS – boot drops to initramfs after unclean shutdown – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 24 September 2020 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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How To Install Xibo on Ubuntu 12.04 — step-by-step Linux tutorial on Progressive Robot

How To Install Xibo on Ubuntu 12.04

Xibo is a digital signage platform that is released under an open-source license. The system is made up from two components: first of all there is the server, which is used to create and schedule the layouts; and then there is the client, which downloads all of the relevant information about the currently scheduled layout and displays this on the screen. Here’s how to install Xibo on Ubuntu 12.04.

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How To Install Buildbot on Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

How To Install Buildbot on Ubuntu 16.04

Buildbot is a Python-based continuous integration system for automating software build, test, and release processes. It uses Python’s Twisted library to handle asynchronous communication between a Buildmaster and one or more workers to…

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Создание самоподписанных сертификатов SSL для Apache в Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Создание самоподписанных сертификатов SSL для Apache в Ubuntu 20.04

TLS или протокол безопасности транспортного уровня и предшествующий ему протокол SSL используются для заключения обычного трафика в защищенную оболочку с шифрованием. Используя эту технологию, серверы могут безопасно отправлять информацию клиентам без перехвата сообщений и…

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Ubuntu 18.04 — linux-gcp — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — linux-gcp — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 24 September 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4325-1 Related CVEs: CVE-2019-19046 CVE-2020-8428 CVE-2019-19053 CVE-2019-19056 CVE-2019-19058 CVE-2019-19059 CVE-2019-19066 CVE-2019-19068  +12 more Upstream summary: It was discovered that the IPMI message handler implementation in the Linux kernel did not […]

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