Grafana is an open source, feature rich metrics dashboard and graph editor for Graphite, Elasticsearch, OpenTSDB, Prometheus, and InfluxDB. As an example, when using InfluxDB as your data source, data stored on InfluxDB will be visualized using Grafana Graphs. In this tutorial, we will explain how to install Grafana on Ubuntu 18.04/18.10. [box type=”info” align=”” … Read more
Cacti are web-based open source system and network monitoring tool as the front-end application for RRDtool (Round-Robin database tool). Cacti used to get a graph data for the CPU and network bandwidth utilization, it monitors the network traffic by polling a router or switch via snmp. In this guide I will show you how to … Read more
Cacti is an open source web-based system and network monitoring tool. Cacti designed as the PHP front-end application for the RRDtool (Round-Robin database tool), it allows a user to poll the services at an interval of time and resulting in the graph format. Cacti is generally used to get a graph data for the CPU … Read more
Bmon is a portable real-time bandwidth monitor and rate estimator. It supports various input methods for different architectures. Various output modes exist, including an interactive curses interface, lightweight HTML output, and simple ASCII output. Statistics may be distributed over a network using multicast or unicast and collected at some point to generate a summary of statistics for … Read more
Collectl is a light-weight performance monitoring tool capable of reporting interactively as well as logging to disk. It reports statistics on cpu, disk, infiniband, lustre, memory, network, nfs, process, quadrics, slabs and more in easy to read format. In this article i will show you how to install and sample usage Collectl on Debian/Ubuntu and … Read more
Htop is an interactive and real-time system-monitor process-viewer written for Linux. It is designed to replace the Unix program top. It shows a frequently updated list of the processes running on a computer, normally ordered by the amount of CPU usage. Unlike top, htop provides a full list of processes running, instead of the top resource-consuming processes. Htop uses color and gives visual information about … Read more
Glances is a cross-platform curses-based command line monitoring tool writen in Python which use the psutil library to grab informations from the system. Glance monitoring CPU, Load Average, Memory, Network Interfaces, Disk I/O, Processesand File System spaces utilization. Glances can adapt dynamically the displayed information depending on the terminal siwrize. It can also work in a client/server mode for remote monitoring. Glances Features CPU Informations (user related applications, system core … Read more
Nagios is an opensource software used for network and infrastructure monitoring. Nagios will monitor servers, switches, applications and services. It alerts the System Administrator when something went wrong and also alerts back when the issues has been rectified. View also: How to Enable EPEL Repository for RHEL/CentOS 6/5 yum install nagios nagios-devel nagios-plugins* gd gd-devel httpd … Read more
IFTOP is a real time network bandwidth monitoring tool through Command line. IFTOP shows a real time updated list of network connections based on their network usage ordered on every 2, 10 and 40 seconds average. In this post we are going to see the installation and how to use IFTOP with examples. Install iftop from source code Install required packages First Install libpcap and libncurses library with YUM command: # yum -y install … Read more