System Admin

How to Install Apache 2.4, MariaDB 10.3, and PHP 7.2 on Ubuntu 18.04

In this article, you will learn how to setup an up-to-date LAMP stack by installing the latest stable releases of Apache 2.4 and MariaDB 10.3 on Ubuntu 18.04. Note: Ubuntu 18.04 ships with PHP 7.2 already installed, so we will only need to install some n...

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How to Install and Use CPULimit on CentOS 7

CPULimit is a Linux utility offered to limit an application's resource usage. It is useful when you want to prevent a single application from slowing down other applications; or stop an application from using an entire core or cores for an extended period...

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How to Add a CentOS 7 Sensu Client

In the guide "How to Install and Configure Sensu Monitoring on CentOS 7", you learned how to setup a Sensu server. This tutorial is the second part, where you will learn how to add a Sensu client. A Sensu client is a server that Sensu monitors. I assume ...

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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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Cloning a Virtual Server With Vultr

On occasion, you'll need to clone a virtual server either for scaling purposes or to change the region of the server, for example. On Vultr, this is easy, as snapshots are offered. However, there are a variety of different factors that need to be accounte...

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Installing Netdata on Debian 9

Netdata is a rising star in the field of real-time system metrics monitoring. Compared with other tools of the same kind, Netdata: Monitors and renders various system metrics in real time, such as CPU, memory, disk I/O, network traffic, system processes...

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How to Install RainLoop Webmail on CentOS 7

RainLoop is a simple, modern and fast web-based email client. RainLoop source code is hosted on GitHub. This guide will show you how to install RainLoop on a fresh CentOS 7 Vultr instance. Requirements Nginx PHP version 5.4 and above, as well as the fo...

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How to Install RainLoop Webmail on Ubuntu 16.04

RainLoop is a simple, modern and fast web-based email client. RainLoop source code is hosted on Github. This guide will show you how to install RainLoop on a fresh Ubuntu 16.04 LTS Vultr instance. Requirements Nginx PHP version 5.4 or greater PHP exten...

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Monitor Your Devices Using LibreNMS on Ubuntu 16.04

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 supp...

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How to Install Rocket.Chat on Debian 9

Rocket.Chat is an open source Slack-like team communication solution which can be deployed on your own server. With Rocket.Chat, you can chat with your team members and friends over audio and video, interact with website visitors in real time, share files...

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