How To Install PostgreSQL on Ubuntu (22-04-QUICKSTART)
Learn how to install and manage PostgreSQL on Ubuntu. This guide covers setup, configuration, and key steps for effective database administration.
How To Use Makefiles to Automate Repetitive Tasks
Make is a tool that is primarily used to assist in compiling software in an automated way. However, makefiles, the files that make relies on for configuration, are very flexible and can be used to automate just about any task. In this article, we will discuss how to use makefiles to make repetitive system administration tasks easier.
How To Install Linux, Nginx, MySQL, PHP (LEMP stack) on Ubuntu 20.04
The LEMP software stack is a group of software that can be used to serve dynamic web pages and web applications written in PHP. This is an acronym that describes a Linux operating system, with an Nginx (pronounced like “Engine-X”) web server. The backend data is stored in a MySQL database, and dynamic processing is handled by PHP.
Ubuntu 20.04 — scipy — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 15 April 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6226-1 Related CVEs: CVE-2023-25399 CVE-2023-29824 Upstream summary: It was discovered that SciPy did not properly manage memory operations during reference counting. An attacker could possibly use this issue to cause […]
How To Use Prometheus to Monitor Your Ubuntu 14.04 Server
Prometheus is an open source monitoring system which stores all its data in a time series database and offers a multi-dimensional data-model and a powerful query language. The Prometheus project also includes PromDash (a browser-based tool that can be used to develop custom dashboards) and an experimental AlertManager capable of sending alerts via e-mail.
Cara Menginstal Server Web Apache pada Ubuntu 20.04
Server HTTP Apache adalah server web yang paling banyak digunakan di dunia. Server web ini menyediakan banyak fitur canggih termasuk modul yang dapat dimuat secara dinamis, dukungan media yang kokoh, dan integrasi ekstensif dengan perangkat lunak populer lainnya. Dalam panduan ini, kami akan menjelaskan cara menginstal server web Apache di server Ubuntu 20.04 Anda.
Ubuntu 20.04 LTS – swap exhaustion leads to OOM kills under peak load – Fix & Prevention
🔴 Critical ⏱ 5–30 min Last verified: 14 April 2023 Affected versions: Ubuntu 20.04 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 […]
Ubuntu 14.04 — coin3 — multiple vulnerabilities (3 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 14 April 2023 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8241-1 Related CVEs: CVE-2022-25236 CVE-2022-25235 CVE-2017-9233 Upstream summary: It was discovered that Expat, vendored in Coin3D incorrectly handled certain files. An attacker could possibly use this issue to cause a […]
Ubuntu 20.04 LTS systemd Service Fails With Exit Code 203
🟡 Medium ⏱ 5–30 min Last verified: 13 April 2023 Affected versions: 20.04 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 & […]
Ubuntu 22.04 — nvidia-graphics-drivers-510 — multiple vulnerabilities (3 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 13 April 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5547-1 Related CVEs: CVE-2022-31607 CVE-2022-31608 CVE-2022-31615 Upstream summary: Le Wu discovered that the NVIDIA graphics drivers did not properly perform input validation in some situations. A local user could use […]
