Tagged: monitoring

install sysbench

Benchmark your Linux systems: Install Sysbench tool

Sysbench is a free & open source benchmarking tool that is used for evaluation OS parameters like CPU usage, memory usage, Disk IO & MySQL performance. Especially it becomes extremely important to benchmark these...

glances monitoring

Real Time Linux server monitoring with GLANCES monitoring tool

Glances is an open source real time Linux monitoring system that aims at providing as much as information possible in as minimum as space possible. Glances is like top command but more refined with...

Nagios monitoring using SSH

Easy guide to setup Nagios monitoring using SSH (check_by_ssh)

In our earlier tutorials, we have discussed how to install Nagios server & add Linux client for monitoring using NRPE plugin & also to add Windows clients for monitoring using NSClient++. But those are...

install wireshark

How to install WireShark on Linux (CentOS/Ubuntu)

In our previous tutorial, we have learned about using tcpdump command to collect network packets for analysing/troubleshooting. But it can be a tiresome task to analyse all these network logs via CLI. But that’s...

tcpdump command

Learn how to use tcpdump command with examples

Tcpdump command is a famous network packet analysing tool that is used to display TCP\IP & other network packets being transmitted over the network attached to the system on which tcpdump has been installed....

Complete guide to install Zabbix on CentOS7

Zabbix is open source monitoring software for servers, networks & applications. Zabbix offers real time monitoring of thousands of services for multiple operating systems like Windows, Linux etc & also supports monitoring of a...

Complete monitoring solution : Install OMD (Open Monitoring Distribution)

OMD or Open Monitoring Distribution is one of the best things that will make every System Admin’s day. OMD is an open source server, network monitoring tool that comes bundled with a number of...

useful linux commands

Useful Linux Commands that you should know

If you are Linux system administrator or just a Linux enthusiast/lover, than you love  & use command line aks CLI. Until some years ago majority of Linux work was accomplished using CLI only &...

Checking website statistics using Webalizer

Webalizer is a free & open source application for analyzing of apache web access logs & usage logs & creating website statistics. After analyzing web logs, it produces various website statistics like daily statistics,...

network monitoring

Monitoring network bandwidth with iftop command

System Admins are required to monitor IT infrastructure to make sure that everything is up & running. We have to monitor performance of hardware i.e memory, hdds & CPUs etc & so does we...

sar

Monitoring system resources using SAR (System Activity Report)

Once the servers have created & have been deployed to development or production etc, main task of system admin is to make sure that servers keep running by continuously monitoring its resource usage like...

Nagios Server : Adding Linux hosts for monitoring using NRPE

In our earlier tutorials, we installed & configured Nagios Monitoring server & also added Windows host to Nagios Server using NSClient++. In this tutorial, we will learn to add Linux Hosts to Nagios Server...