In this article, I'll explain a simple method to install and configure OpenNMS on our Ubuntu 18.04 systems. OpenNMS is a highly integrated, open-source, and enterprise-grade network management system that can be used to monitor and manage numerous devices from [...]
Monitoring
gotop - A Tool to Monitor System Activity in Linux
Every Linux administrator has it's own preferences on how to monitor processes in terminal. And you probably know about tools like top and htop. These are tools for process monitoring in terminal without any visualization. And you probably know about [...]
12:57 am
How to Use Tcpdump Commands with Examples
Tcpdump is a network troubleshooting command which is also known as a packet sniffer is used to capture and display packets from a network. Tcpdump allows users to capture and display TCP/IP and other packets (UDP, ARP or ICMP) being [...]
1:20 am
How to Install and Use Netdata Monitoring Tool on Linux
Netdata is a distributed, near real-time, scalable & performance and health monitoring solution for Linux, FreeBSD and MacOS. Yes! It is open-source too. It has been developed in such a way that it can be installed on each Linux system, without interrupting or dead-locking the currently running [...]
1:45 am
How to Install Icinga 2 and Icinga Web 2 on Debian 9.3
Icinga 2 is an open source monitoring system which is highly scalable and extensible. It can monitor large, complex environments across multiple locations. It checks the availability of your network resources, notifies users of outages and generates performance data for [...]
12:44 am
How to Install Nginx Amplify Agent on CentOS 7
Nginx Amplify Agent is a powerful Nginx monitoring tool written in Python. Its role is to collect various metrics and metadata and send them securely to the backend for storage and visualization. After proper installation, it provides you with NGINX [...]
12:05 am
How to Add MySQL Monitoring on Zabbix 3.2
In this article, I will show how to add MySQL database monitoring on Zabbix. I have two Ubuntu Server 16.04 virtual machines. The first one has installed Zabbix Server 3.2 and the second VM has MySQL 5.7 database that should be [...]
4:53 am
How to Monitor Kubernetes Cluster with Prometheus and Grafana
If you read the previous article about kops and how to make a cluster, this article will be a continuation of it. You will need kubernetes cluster on which you will install Prometheus and Grafana. You might need to upgrade [...]
2:00 am
How to Add Percona MySQL Monitoring on Cacti
In this article, I am going to show how to use cacti monitoring for MySQL. For test purposes, I will use Ubuntu 16.04 with cacti 0.8.8f and MySQL 5.6 installed. If you don't have anything installed refer to our setup cacti [...]
2:00 am
Supervisor - Monitor your Linux Servers and Processes
Some users need only to control process state and don’t want or need full-blown shell access to the machine on which the processes are running. They often don't need to know processes which listen on “low” TCP ports and often need to [...]
4:30 am
How to Install lm Sensors on Linux
lm-sensors provides a hardware health monitoring driver for Linux. It's used by system administrators to check the health status of their hardware. It is also used to monitor the hardware infrastructure in servers and be very valuable in mission critical [...]
3:40 pm
How to Add Linux and Windows Hosts on Centreon 2.8
Centreon has the particularity to simplify the process of adding hosts and services to monitor with an intuitive method. This process has changed with the new version of Centreon which includes now a new functionality called IMP (Instant Monitoring Platform) which [...]
2:00 am
"s-tui" - Terminal Tool to Monitoring CPU Temperature in Linux
For some Linux users, the terminal is the most environment used for their work. It sometimes happens that you would like to do everything on your terminal such as having a UI monitoring tool for the local processes may be [...]
6:50 pm
How to Monitor Hosts using Nagios NRPE on Debian 9
In our recent article we have shown how to install nagios core on Debian 9 to monitor some remote hosts's services. To do that you will need to install Nagios NRPE daemon and plugins on the remote hosts. It is a package that will [...]
6:00 pm