CentOS

How To Monitor Nagios Alerts with Alerta on CentOS 7 — step-by-step Linux tutorial on Progressive Robot

How To Monitor Nagios Alerts with Alerta on CentOS 7

Alerta is a web application used to consolidate and de-duplicate alerts from multiple monitoring systems and visualize them on a single screen. Alerta can integrate with many well-known monitoring tools like Nagios, Zabbix, Sensu, InfluxData Kapacitor, and…

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How To Set Up an NFS Mount on CentOS 6 — step-by-step Linux tutorial on Progressive Robot

How To Set Up an NFS Mount on CentOS 6

This tutorial covers setting up an NFS mount on CentOS. NFS mounts work to share a directory between several virtual servers. This has the advantage of saving disk space, as the home directory is only kept on one virtual private server, and others can connect to it over the network. When setting up mounts, NFS is most effective for permanent fixtures that should always be accessible.

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How to Use Prometheus to Monitor Your CentOS 7 Server — step-by-step Linux tutorial on Progressive Robot

How to Use Prometheus to Monitor Your CentOS 7 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.

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Initial Server Setup with CentOS — step-by-step Linux tutorial on Progressive Robot

Initial Server Setup with CentOS

When you first create a new CentOS 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. This guide will cover setting up a non-root user with sudo, and setting up a basic firewall.

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