ubuntu

How To Gather Infrastructure Metrics with Topbeat and ELK on Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Gather Infrastructure Metrics with Topbeat and ELK on Ubuntu 14.04

In this tutorial, we will show you how to use Topbeat, on an Ubuntu 14.04 server, with an ELK stack to gather and visualize infrastructure metrics. Topbeat, which is one of the several “Beats” data shippers that helps send various types of server data to an Elasticsearch instance, allows you to gather information about the CPU, memory, and process activity on your servers.

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Common Problems 118044

Ubuntu 18.04 broken package dependencies after upgrade

🟡 Medium   ⏱ 5–30 min  Last verified: 19 February 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 119116

Ubuntu 14.04 LTS – Samba authentication failures block file access – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 18 February 2021 Affected versions: Ubuntu 14.04 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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Ubuntu 16.04 — maven — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — maven — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 February 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5245-1 Related CVEs: CVE-2021-26291 Upstream summary: It was discovered that Apache Maven followed repositories that are defined in a dependency's Project Object Model (pom) even if the repositories weren't encrypted […]

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Ubuntu 20.04 — software-properties — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — software-properties — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 February 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4457-1 Related CVEs: CVE-2020-15709 Upstream summary: Jason A. Donenfeld discovered that Software Properties incorrectly filtered certain escape sequences when displaying PPA descriptions. If a user were tricked into adding an […]

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Как установить Linux, Apache, MySQL, PHP (LAMP) в Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

Как установить Linux, Apache, MySQL, PHP (LAMP) в Ubuntu 14.04

Стек LAMP – это набор программного обеспечения с открытым исходным кодом, которой обычно устанавливается на сервер для отображения динамических веб-сайтов и веб-приложений. Эта аббревиатура обозначает операционную систему Linux с установленым веб-сервером Apache. Данные…

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