In this hands-on tutorial, you’ll learn how to set up a preconfigured Prometheus, Grafana and Alertmanager monitoring stack on your Kubernetes cluster.
Nmap is a great tool for discovering the network services and ports that your server is exposing to the network. In this guide, we will discuss some basic information about networking ports and how you can use nmap to find your weaknesses.
Munin is a helpful utility that provides a visual way to monitor a VPS. It is set up to be extremely plug and play. It can be installed very quickly through apt-get. We will be using Ubuntu 12.04 in this guide.
Along with tracing and logging, monitoring and alerting are essential components of a Kubernetes observability stack. Setting up monitoring for your Kubernetes cluster allows you to gain insight into your resource usage and helps you analyze and debug application errors. A…
Grafana is an open-source data visualization and monitoring tool that integrates with complex data from sources like Prometheus, InfluxDB, Graphite, and ElasticSearch. In this tutorial, you will install Grafana and secure it with an SSL certificate and an Nginx reverse proxy. Once you have set up Grafana, you’ll have the option to configure user authentication through GitHub.
Munin is a system, network, and infrastructure monitoring application that provides information in graphs through a web browser. It is designed around a client-server architecture and can be configured to monitor the machine it’s installed on (the _Munin master_) and any number of client machines, which in Munin parlance, are called _Munin nodes_.
Set up Redis Exporter Service to monitor Redis performance. Learn manual and script-based installation, Prometheus integration, and Grafana setup.
osquery is an open-source security tool that takes an operating system and turns it into one giant database, with tables that you can query using SQL-like statements. With these queries, you can monitor file integrity, check on the status…
In this article we will be looking at enhancing system security by increasing the level of monitoring performed. We are going to set up Linux Socket Monitor (LSM) which sends out alerts when a new socket / port is created, which is a potential signal of an intrusion by an unknown application taking over its host.
SNMP, or simple network management protocol, is a standard internet protocol used to monitor remote servers, gather information, and even modify states and values on other hosts. Mostly leveraging a client-server model, the protocol is very mature and fairly ubiquitous across networked devices. In this guide, we will introduce you to some fundamental SNMP concepts and take a look at the protocol in broad strokes.
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