How To Install Apache Kafka on Ubuntu 18.04
Apache Kafka is a popular distributed message broker designed to efficiently handle large volumes of real-time data. In this tutorial, you will install and use Apache Kafka 1.1.0 on Ubuntu 18.04.
Automating Initial Server Setup with Ubuntu 18.04
When you first create a new Ubuntu 18.04 server, there are a few configuration steps that you should take early on as part of the basic setup. This will increase the security and usability of your server and will give you a solid foundation for subsequent actions. While…
Ubuntu 16.04 LTS boot hangs with start job timeout
🟡 Medium ⏱ 5–30 min Last verified: 22 June 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 […]
Ubuntu 20.04 — evolution-data-server — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 22 June 2020 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4429-1 Related CVEs: CVE-2020-14928 Upstream summary: It was discovered that Evolution Data Server incorrectly handled STARTTLS when using SMTP and POP3. A remote attacker could possibly use this issue to […]
Como configurar um aplicativo Node.js para produção no Ubuntu 20.04
O Node.js é um ambiente de execução de código aberto do JavaScript para construção de aplicativos de rede e do servidor. A plataforma executa nos sistemas operacionais Linux, macOS, FreeBSD e Windows. Embora você possa executar aplicativos Node.js na…
Ubuntu 16.04 LTS kernel module fails to load after security update
🟠 High ⏱ 5–30 min Last verified: 21 June 2020 Affected versions: 16.04 📖 ~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 […]
SaltStack Infrastructure: Creating Salt States for HAProxy Load Balancers
In this guide, we will configure Salt states for the load balancer that will sit in front of our web servers in our staging and production environments. Our load balancers need to be configured with the web server addresses in order to correctly pass traffic.
Como instalar o MariaDB no Ubuntu 20.04
O MariaDB é um sistema de gerenciamento de banco de dados de código aberto, usado com frequência como uma alternativa ao MySQL como a parte que representa o banco de dados da famosa pilha…
How To Create Temporary and Permanent Redirects with Apache
HTTP redirection is a way to point one domain or address to another. There are a few different kinds of redirects (301 Moved Permanently and 302 Found), each of which mean something different to the client browser. You can create a redirect in Apache by adding `Redirect /oldlocation http://www.example.com/newlocation` to the virtual host entry in the server configuration file. This guide will cover a more in depth explanation of how to implement each kind of redirect in Apache.
¿Cómo Actualizar a Ubuntu 16.04? (04-1-ES)
El próximo lanzamiento de Soporte a Largo Plazo (LTS) del sistema operativo Ubuntu, versión 16.04 (Xenial Xerus), se estrenará el 21 de abril de 2016.
