Tagged: monitoring

How to install Nagios 4.0.8 on CentOS 7

Nagios is the most popular open source monitoring system. 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. In this tutorial we...

Install Icinga on CentOS/RHEL Fedora

Icinga is an enterprise grade open source monitoring system which keeps watch over networks and any conceivable network resource, notifies the user of errors and recoveries and generates performance data for reporting. Scalable and extensible, Icinga can monitor complex, large...

Using Sar To Monitor System Performance

The sar utility, which is part of the systat package, can be used to review history performance data on your server. System resource utilization can be seen for given time frames to help troubleshoot performance issues, or to optimize performance....

Adding clients to Nagios server

Now let us add some clients to monitor by Nagios server. Add the EPEL repository to install “nagios-plugins” and “nrpe” packages in client systems. View also: How to Enable EPEL Repository for RHEL/CentOS 6/5 and Installing Nagios-3.4 in CentOS 6.3...

Installing Nagios-3.4 in CentOS 6.3

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...