Blog Entries

18. 12. 2024 Csaba Remenar DevOps, ITOA

Introduction to Container Resource Management and What We Can Learn for Monitoring

Recently, I’ve been deeply involved in OpenShift monitoring tasks, including configuring Grafana dashboards and creating Prometheus alerts. During this time, I’ve focused on effectively monitoring container resources such as CPU and memory. Container orchestration platforms like Kubernetes and OpenShift require efficient resource utilization and precise resource management in order to optimize performance and ensure application…

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03. 12. 2024 Alessandro Romboli ITOA, NetEye

Grafana 11 Compatibility

Scenario NetEye 4 provides a graphical engine to represent time series monitoring data stored in an Influx database: the Grafana engine accessible through the ITOA menu on the left hand side. Grafana is very powerful: it consists of a dashboard built up of multiple individual panels. A lot of them are native to Grafana, but…

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04. 10. 2024 Emil Fazzi APM, ITOA

How to Restrict Viewing Access in Grafana Dashboards Based on Alyvix Tags

With the introduction of Alyvix Tags in NetEye 4.38, we’ve given users the ability to filter test cases and reports based on their tags, making it easier to focus on the specific test cases that matter to each department or subdivision within a tenant. One of the requests that emerged from this new feature was…

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12. 08. 2024 Csaba Remenar ITOA, NetEye

How to Integrate Metrics Collected in OpenShift into NetEye/Grafana

OpenShift already has a built-in monitoring suite with Prometheus, Grafana, and Alertmanager. This is all well and good, but what if organizations want to monitor their entire infrastructure, integrating all monitoring results under one umbrella? In this case, it’s necessary to send the metrics somehow from OpenShift to NetEye. In this tutorial, I’ll show you…

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27. 06. 2024 Giuseppe Di Garbo ITOA, NetEye, Unified Monitoring

Streamlining Icinga Director with Grafana

Icinga Director is a powerful configuration tool included in NetEye that streamlines the process of defining and managing monitoring configurations. However, you may encounter issues with duplicate addresses and spaces in hostnames, which can lead to confusion and monitoring inaccuracies. In this post, I’ll discuss these common problems and introduce a Grafana dashboard solution to…

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28. 12. 2023 Davide Gallo Cloud, ITOA, NetEye

Using Jinja2 to Automate Configuration Files

As you may know, NetEye Cloud is our multi-tenant SaaS solution for monitoring your infrastructure. It’s crucial to us for keeping every tenant aligned with the latest configurations and patches. We’ve managed to automate and align the agents via Desired State Configuration (DSC) and Ansible, but we still had to manually check those agents’ configurations….

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22. 12. 2023 Giuseppe Di Garbo ITOA, NetEye

Hostgroup Ping Dashboard

Hostgroups are a grouping of hosts with similar characteristics such as geographical location, type, severity, environment, operating system, applications and much more. Hostgroups can be created for multiple purposes such as: The default Host Group view is undoubtedly one of the most comfortable and useful ones in NetEye because, for each group, it immediately shows…

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07. 08. 2023 Alessandro Romboli Business Service Monitoring, ITOA, NetEye

From Icinga 2 Monitoring to ITOA

Scenario NetEye 4 is a comprehensive monitoring platform which natively supports Icinga 2 checks on remote hosts and devices. Several Icinga 2 checks support an historical view of the status. An example is the firewall interface performance status below, which displays a Performance Graph: Getting a better overview All the graph data generated by the…

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09. 06. 2023 Giuseppe Di Garbo ITOA, NetEye

Monitoring, Collection of Metrics and Dashboard of the NetEye Database

As you all know NetEye uses MariaDB as its database. With the nep-monitoring-core module of the NetEye Extension Packs (NEP), the following aspects of MariaDB are monitored: These checks are performed with a default time interval (check_interval) of 180s. To have real time control of many aspects of the MariaDB database operation, I suggest installing…

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03. 05. 2023 Davide Sbetti Anomaly Detection, ITOA, NetEye

A Simple Grafana Data Source for Outlier Detection (POC) – Part 2

In my previous post, we saw how it’s possible to build a simple Grafana Data Source Plugin, which we can use to read data from whatever source we’d like to use. In particular, we used it to read data from a simple web service we created so we could expose data containing some outliers. In…

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27. 04. 2023 Tobias Goller Anomaly Detection, Unified Monitoring

Alerting on Network Traffic Anomalies with ntopng

Today I’d like to tell you about the possibility of alerting when anomalies in network traffic are encountered. I use ntopng to generate, evaluate and forward these alerts. If you don’t know about ntopng, let me briefly describe for you what it does. According to its creator, ntopng is a High-Speed Web-based Traffic Analysis and…

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27. 03. 2023 Davide Sbetti Anomaly Detection, ITOA, NetEye

A Simple Grafana Data Source for Outlier Detection (POC) – Part 1

In this article, I’d like to step through the development of a simple Proof of Concept (POC) Grafana data source with you where we retrieve data from an API, apply an outlier detection technique, and then visualize the end results in a dashboard. So… let’s begin! Note: All the code discussed in this blog post…

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23. 12. 2022 Valentina Da Rold Development, ITOA, NetEye

Configuring ClickHouse as an Additional Data Source in Grafana

As mentioned in my colleague Mattia’s blog, NetEye 4.27 comes with a ClickHouse database pre-installed.If you follow that post, you will be able to customize NetEye in order to save data inside a ClickHouse database. Your data is now ready to be visualized on a dashboard, and you can accomplish this by configuring the ClickHouse…

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22. 12. 2022 Andrea Mariani ITOA, NetEye

Exporting Grafana Graphs to CSV

Some time ago, a customer asked me if it was possible to export the data used by NetEye 4 Performance Graphs to CSV format. In particular, the performance graphs that are displayed within Icinga 2’s web interface currently have no option to export their data. After some research, I found that the only way to…

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02. 11. 2022 Mirko Morandini ITOA, NetEye

Creating Compelling Stacked Bar Charts with Grafana

Grafana is an open source data visualization application that is widely used for displaying interactive monitoring and service dashboards. It focuses on a high-performance visualization of time series data, such as network throughput, access time, or CPU performance data. For this, it connects to specific time series databases such as InfluxDB, but also to common…

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