OSSEC is an open-source, host-based intrusion detection system (HIDS) that performs log analysis, integrity checking, Windows registry monitoring, rootkit detection, time-based alerting, and active response. It’s the application to install on your server if you want to keep an eye on what’s happening inside it. In this tutorial you’ll learn how to install OSSEC to monitor the Fedora 21 server it is installed on: a local OSSEC installation.
Open Monitoring Distribution (OMD) is a self-contained bundle that includes Nagios together with add-ons for gathering, monitoring, and graphing data. It comes bundled with Check_MK Multisite, a comprehensive tool that addresses many of Nagios’s shortcomings. It provides a web interface for easy administration and configuration, a user-friendly dashboard, a robust notification system, and easy-to-install monitoring agents for many Linux distributions.
This tutorial will cover how to install and configure Zenoss network management and monitoring software. Using Zenoss, you can monitor the health of your various network-connected devices and servers and chart their performance. Zenoss makes managing a large number of devices easy with a unified web-based interface and a variety of client options.
As businesses and other organizations increasingly depend on internet-based services, attention is being focused on creating reliable infrastructure that minimizes costly downtime. In this article, we will discuss three areas where improvements could lead to less downtime for your organization. These areas are monitoring and alerting, software deployments, and high availability.
Logstash is a powerful tool for centralizing and analyzing logs, which can help to provide and overview of your environment, and to identify issues with your servers. One way to increase the effectiveness of your Logstash setup is to collect important application logs and structure the log data by employing filters, so the data can be readily analyzed and query-able. We will build our filters around “grok” patterns, that will parse the data in the logs into useful bits of information.
One way to increase the effectiveness of your Logstash setup is to collect important application logs and structure the log data by employing filters. In this guide, we will focus primarily on how to add filters for various common application logs.
Understanding the state of your infrastructure and systems is essential for ensuring the reliability and stability of your services. In this guide, we will discuss what metrics, monitoring, and alerting are. We will talk about why they are important, what types of opportunities they provide, and the type of data you may wish to track. We will be introducing some key terminology along the way and will end with a short glossary of some other terms you might come across while exploring this space.
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