Install Zabbix Agent on Debian 10 Buster

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In this guide, we are going to learn how to install Zabbix Agent on Debian 10 Buster for Zabbix monitoring. Before you can continue, you need to setup Zabbix server first. Follow the links below to install and configure Zabbix server on Debian 10 Buster.

Install Zabbix 4.x from Sources on Debian 10 Buster

Install Zabbix Server from APT on Debian 10 Buster

Installing Zabbix Agent on Debian 10 Buster

Update and upgrade your system packages.

apt update

Download and Install Zabbix Repository

apt install ./zabbix-release_4.2-1+buster_all.deb

Resynchronize system packages;

apt update

Install Zabbix Agent

apt install zabbix-agent

Configure Zabbix Agent

Once the installation is done, proceed to configure Zabbix agent in order for it to communicate with Zabbix server for monitoring.

The default zabbix agent configuration file is /etc/zabbix/zabbix_agentd.conf.

Edit the configuration file and set the Zabbix server IP for both the passive and active checks and Zabbix agent hostname.

vim /etc/zabbix/zabbix_agentd.conf
Server=             ## IP for Zabbix Server

If UFW is installed and running, allow Zabbix ports for passive checks.

ufw allow 10050/tcp

Running Zabbix Agent

After the installation, Zabbix agent is started and enabled to run on system boot. Hence, you can restart it by running the command below;

systemctl restart zabbix-agent

To check the status;

systemctl status zabbix-agent

● zabbix-agent.service - Zabbix Agent
   Loaded: loaded (/lib/systemd/system/zabbix-agent.service; disabled; vendor preset: enabled)
   Active: active (running) since Sat 2019-08-10 05:05:32 EDT; 2s ago
  Process: 3024 ExecStart=/usr/sbin/zabbix_agentd -c $CONFFILE (code=exited, status=0/SUCCESS)
 Main PID: 3026 (zabbix_agentd)
    Tasks: 6 (limit: 2348)
   Memory: 4.1M
   CGroup: /system.slice/zabbix-agent.service
           ├─3026 /usr/sbin/zabbix_agentd -c /etc/zabbix/zabbix_agentd.conf
           ├─3027 /usr/sbin/zabbix_agentd: collector [idle 1 sec]
           ├─3028 /usr/sbin/zabbix_agentd: listener #1 [waiting for connection]
           ├─3029 /usr/sbin/zabbix_agentd: listener #2 [waiting for connection]
           ├─3030 /usr/sbin/zabbix_agentd: listener #3 [waiting for connection]
           └─3031 /usr/sbin/zabbix_agentd: active checks #1 [idle 1 sec]

Add Debian 10 Host to Zabbix Server

The Zabbix agent is installed and running on Debian 10 Buster host. Next add it agent to the Zabbix server for monitoring.

Login to Zabbix server and navigate to Configuration > Hosts > Create host to add your host.

Configure the Host details like the hostname, visible (if you want), Groups (Linux Servers for example), IP address. Other details are optional.

Install Zabbix Agent on Debian 10 Buster

Next, you need to configure host template. Click on Templates > Link new templates. Click select button and choose Template OS Linux. Once selected, click the add button to add the template.

Linux OS Zabbix templates

When templated is added and linked to your host, it should look like;

Add Linux OS Zabbix templates

You can learn more about Zabbix templates on Zabbix Documentation page.

Next, click Add to add the host to Zabbix server. The list of hosts is then displayed.

Zabbix Adding Debian 10 Buster host

Your Debian 10 Buster is now added to Zabbix server for monitoring. To check for the data collected from the host, click Monitoring > Latest data. Select the host and click Apply.

Zabbix latest host data

You can also check the data graphs. Click Monitoring > Graphs > Group (Linux Servers) > Graph (say, CPU Load) > Host ( > View as (Graph). Select the time range, last 1 hour

debian10 graph cpu load

You can also add the graphs to Zabbix Screens. Click on Screens > Edit Screens. Click the plus (+) on wherever you want to add your graph and click change. Screen configuration wizard opens up. Choose the graph to add to your screen, for example, CPU Load.

screen data confg

You can leave other settings as default and click Add to create the graph. You can add as many resources to your screen as possible.

zabbix screens 1

Well, that is just it on installing Zabbix Agent on Debian 10 Buster for Zabbix monitoring.

Related Tutorials;

Install Zabbix Agent on CentOS 7 for Zabbix Monitoring

Install Zabbix Agent on FreeBSD 12

How to Install Nagios Plugins and NRPE agents on CentOS 7/RHEL 7/Fedora 29

How to Install Nagios Plugins From Source RHEL/CentOS/Oracle Linux

Install Elastic Stack 7 on Fedora 30/Fedora 29/CentOS 7


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