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UBUNTU RAID MONITOR HOW TO
UBUNTU RAID MONITOR INSTALL
UBUNTU RAID MONITOR UPDATE
UBUNTU RAID MONITOR SOFTWARE
UBUNTU RAID MONITOR FREE

The Checkmk screen opens with a dashboard, which shows all our services and server statuses in lists, and it uses practical graphs resembling the Earth. Use the default credentials printed beforehand on the screen we will change these defaults later on. To access the Checkmk instance, open your_ubuntu_server_ip/monitoring/ in the web browser. You’ll see that Apache is listed among the allowed services: To allow access to Apache, use the following command: Assuming that you followed the firewall configuration steps in the prerequisites, you’ll have a UFW firewall set up to restrict access to your server.ĭuring installation, Apache registers itself with UFW to provide an easy way to enable or disable access to Apache through the firewall. Step 2 - Adjusting the Firewall Settingsīefore we’ll be able to work with Checkmk, it’s necessary to allow outside access to the web server in the firewall configuration.

UBUNTU RAID MONITOR UPDATE

First, however, we have to update our firewall settings to allow outside access to the default web ports. It can start and stop all the monitoring services at once, and we will use it to create our Checkmk instance. The omd command can manage all Checkmk instances on our server. Omd COMMAND -h, -help show available options of COMMAND

V set specific version, useful in combination with update/create This omd command will output the following:

UBUNTU RAID MONITOR INSTALL

This command will install the Checkmk package along with all necessary dependencies, including the Apache web server that is used to provide web access to the monitoring interface.Īfter the installation completes, we now can access the omd command. Then install the newly downloaded package: Ubuntu 18.04, among others, can be selected in the page menu. To browse the packages we can go to the package listing site.

UBUNTU RAID MONITOR SOFTWARE

Checkmk provides official ready-to-use Ubuntu package files that we can use to install the software bundle.įirst, let’s update the packages list so that we have the most recent version of the repository listings: In order to use our monitoring site, we first must install Checkmk on the Ubuntu server. To prepare this server you can follow this initial server setup tutorial.

One CentOS 7 server with a regular, non-root user with sudo privileges.

UBUNTU RAID MONITOR HOW TO

You can learn how to prepare your server by following this initial server setup tutorial.

One Ubuntu 18.04 server with a regular, non-root user with sudo privileges.

We will monitor the Ubuntu server itself as well as a separate CentOS 7 server, but we could use the same approach to add any number of additional hosts to our monitoring configuration. In this guide we will set up Checkmk on an Ubuntu 18.04 server and monitor two separate hosts. If it weren’t for Checkmk’s web interface, we would have to use different views for different tasks and it wouldn’t be possible to configure all these features without resorting to extensive file modifications. It offers a user-friendly dashboard, a full-featured notification system, and a repository of easy-to-install monitoring agents for many Linux distributions. It also comes with Checkmk’s web interface - a comprehensive tool that addresses many of Nagios’s shortcomings. It is a self-contained software bundle that combines Nagios (a popular and open-source alerting service) with add-ons for gathering, monitoring, and graphing data. In many cases, the installation, configuration, and management of these tools is difficult and time-consuming.Ĭheckmk, however, is a monitoring solution that is both robust and simpler to install.

UBUNTU RAID MONITOR FREE

There are many monitoring solutions available offering varying degrees of complexity and feature sets, both free and commercial. In a more robust one, the notifications would come shortly after any suspicious signs arose, such as increased memory usage or an abnormal amount of TCP connections. In a very basic scenario, a monitoring system would alert you if any services go down. Generally, monitoring software can track your servers’ hardware, uptime, and service statuses, and it can raise alerts when something goes wrong.

Monitoring tools like Checkmk can help administrators detect these issues and maintain healthy servers. Ideally, you want to notice failing disks or application downtimes before your users do.

IntroductionĪs a systems administrator, it’s a best practice to know the current state of your infrastructure and services. The author selected the Open Internet/Free Speech Fund to receive a donation as part of the Write for DOnations program.