System Admin

Vultr Data Portability Guide

How can I download my cloud data from Vultr? Data portability on the Vultr platform We provide a number of simple solutions for you to download your instance's stored data, whether from a VPS, Bare Metal Server, or Block Storage volume. Most of the foll...

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Managing Laravel Work Queues With Beanstalk and Supervisor on Ubuntu 16.04

Beanstalk is a fast and simple work queue. It allows you to run time-consuming tasks asynchronously, such as sending emails, connecting to external APIs or processing images. By doing so, you will reduce your web app latency. Laravel provides out-of-the-b...

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How to Setup Node.js Persistent Applications on Ubuntu 16.04

Node.js applications are popular for their ability to scale. Running multiple concurrent processes on multiple servers yields lower latency and greater uptime. When managing multiple servers, it is easiest to have Node.js applications automatically restar...

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Monitor Your Devices Using LibreNMS on CentOS 7

LibreNMS is a full-featured open source network monitoring system. It uses SNMP to obtain the data from different devices. A variety of devices are supported in LibreNMS such as Cisco, Linux, FreeBSD, Juniper, Brocade, Foundry, HP and many more. It suppor...

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Setup Gogs on Debian 9 or Ubuntu 16.04

Gogs is a painless self-hosted Git service. This guide uses PostgreSQL for the database and Nginx as a reverse proxy. After following this guide, you will be able to access the Gogs web interface through HTTP and the hosted git repositories through HTTP ...

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High Availability Using Private Networking on Ubuntu 16.04 With Keepalived

Some high availability architectures require a floating IP address. This functionality is available on the Vultr platform once private networking has been enabled. Vultr offers an IP range in each private network: "You can use any IPs you like on the priv...

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Installing Bro IDS on Ubuntu 16.04

Introduction Bro is a powerful open-source network analysis framework. Bro's primary focus is on network security monitoring. Bro also provides a platform for general traffic analysis as well as trouble-shooting assistance and performance measurements. I...

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How to Install Concrete5 on Ubuntu 16.04 LTS

Concrete5 is an open source CMS which offers many distinctive and useful features to assist editors in producing contents easily and quickly. This article will cover the process of installing Concrete5 on an 16.04 LTS x64 server. Prerequisites An Ubun...

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Easy IPTables Configuration and Examples on Ubuntu 16.04

Introduction iptables is a powerful tool used to configure the Linux-kernel's integrated firewall. It comes preinstalled on most Ubuntu distributions, however if you are using a customized Ubuntu version or running inside a container you will most likely...

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How to Use Mosh on CentOS 7 for Remote Server Administration

Mosh, the abbreviation of "mobile shell", is a rising remote terminal application designed to provide better connectivity and user experience than SSH-based terminal applications. When talking about remote server administration technologies, SSH obviousl...

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