Blog Entries

22. 10. 2021 Giuseppe Di Garbo ITOA, NetEye

NetEye Problems Dashboard

Do you need a customizable dashboard to better track problems detected by NetEye? Here’s one: WARNING This dashboard does not take into account the user’s role and related permissions and it is intended for use by an administrator on an on-premise non multi-tenant installation of NetEye. USE CASE The standard Problems display (divided into two…

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22. 10. 2021 Franco Federico NetEye, Unified Monitoring

Monitoring Dynamic Folders with Icinga DSL

We were recently asked how to dynamically monitor folders with Icinga. Several of our clients monitor folders whose names change from day to day. For example, suppose every day I want to see if there is a file named with the date of that particular day, or I’d like to see if there is a…

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19. 10. 2021 Alessandro Valentini Bug Fixes, NetEye

Bug Fixes for NetEye 4.20

We fixed a bug which prevents to create tenants names containing underscore making satellite setup unsuitable for some customers. For NetEye 4.20 we updated the following packages: neteye-satellite-manager and neteye-satellite-manager-autosetup to version 0.15.2-1

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19. 10. 2021 Alessandro Valentini NetEye

TLS Certificate Authorities on Satellites

Since the introduction of Satellites in NetEye 4.19 one of the most frequently asked questions has been how CAs and Certificates work on Satellites. In this short blog post I’ll try to answer this question. First of all a bit of introduction about Satellites. A Satellite is a NetEye machine connected to a Master, which…

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18. 10. 2021 Damiano Chini Bug Fixes, NetEye, SLM

Bug Fixes for NetEye 4.19

We fixed a bug in the SLM Reports, wherein case the icinga2 downtime depth at the beginning of the report was greater than 1, the report would consider the downtime depth equal to 1. This bug was also raising an error when PGSQL was enabled. For NetEye 4.19 we updated the following packages: icingaweb2-module-slm to…

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18. 10. 2021 Attilio Broglio NetEye

Dependency Migration from NetEye 3 to NetEye 4 via Automation

Thanks to automation, migration between NetEye 3 and NetEye 4 can be easily performed for a lot of entities such as hosts and services. But additional elements like parent-child relationships can be missed. So we implemented a procedure for mass-migration of this information from the old platform to the new one. Solution In the NetEye…

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18. 10. 2021 Mirko Bez NetEye, Unified Monitoring

Avoid Tornado Rules Repetition with a Map Post-modifier

In this post I’ll describe a concrete use case of the Tornado Map Modifier that will enable us to cover in a single rule many cases in both a user-friendly and performance-friendly way. This feature of Tornado allows us to avoid a common anti-pattern: the repetition of rules with minimal differences. This anti-pattern creates a…

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18. 10. 2021 Andrea Avancini NetEye

New Feature for NetEye 4.20

In the wake of offering our customers a more robust, repeatable, and automatic update experience, we extended the neteye update command to support the automatic execution of the neteye_secure_install script.This feature dramatically reduces the need for manual intervention during the update procedure. For NetEye 4.20 we updated the following packages: neteye-upgrade-manager to version 0.8.0-1

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15. 10. 2021 Gianluca Piccolo Bug Fixes, NetEye, SLM

Bug Fixes for NetEye 4.20

We fixed a bug in the SLM Resource Reports, where in random Grafana dasboards panels were not rendered correctly. For NetEye 4.20 we updated the following packages: grafana-panel-renderer to version 1.2.1-1

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14. 10. 2021 Ajay Sharma Bug Fixes, NetEye, SLM

Bug Fixes for NetEye 4.20

We fixed a bug in the SLM Reports, wherein case the icinga2 downtime depth at the beginning of the report was greater than 1, the report would consider the downtime depth equal to 1. This bug was also raising an error when PGSQL was enabled. For NetEye 4.20 we updated the following packages: icingaweb2-module-slm to…

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11. 10. 2021 Giovanni Davide Saccá NetEye, Unified Monitoring

Distributed, Multi-Instance nProbe: NetFlow Analysis

A client with a really large number of routers installed at their client asked me one day to analyze each of those network flows. They hoped that an analysis tool would be able to discover and impose a multitenant configuration all on its own, so that access could be granted to final users while guaranteeing…

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05. 10. 2021 Giovanni Davide Saccá NetEye, Unified Monitoring

nProbe and nTop All-in-One (Single Node): Netflows Analysis

One of my clients with a number of routers installed at their own remote location asked me if I could analyze the network flows at multiple locations. Their network architecture is a full mesh, and thus has private subnetworks, data center environments, and even in some cases cloud providers. Complex architectures like this require increasing…

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01. 10. 2021 Andrea Avancini Business Service Monitoring, NetEye

Hosts and NetEye Upgrade

NetEye installation topology can fluctuate over time, with hosts of various types that can be, for example, added or removed from a cluster in response to changes in business demand or customer requirements. In a cluster environment, hosts are manually mapped in a file called /etc/neteye-cluster, a sort of static inventory solution that is the…

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01. 10. 2021 Benjamin Gröber Downloads / Release Notes, NetEye, Unified Monitoring

NetEye 4.20 Release Notes

Welcome to version 4.20 of our NetEye v4 Unified Monitoring Solution. NetEye welcomes the autumn and its new release with a majestic sunset panorama view on Seceda peak in Dolomites Alps. The Alpe di Seceda is located on the sunny side of Val Gardena, at the foot of the Parco Naturale Cisles-Odle (nature reserve). From…

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30. 09. 2021 Damiano Chini Development, NetEye

Tornado: Tracing

How can we allow a Tornado administrator to successfully track down the flow of an event through Filters, Rules and Actions of Tornado, when Tornado is processing thousands of events per second? Tornado administrators can have a hard time reading Tornado logs to understand where for example an action error comes from. Take this log…

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