Blog entries by technology: Influx DB

03. 10. 2022 Davide Gallo ITOA, NetEye

Using Multiple Retention Policies in InfluxDB

By default all metrics in InfluxDB are stored forever, but for certain metrics we need to store them for a much shorter time span. One example is when we’re receiving very large amounts of raw data, when we’re much more interested in derived characteristics of that raw data. In this blog we’ll discuss how to…

Read More
31. 03. 2020 Stefano Bruno ITOA, NetEye

Take Care of Your Data: InfluxDB Sanitization

InfluxDB is the database used in NetEye for saving performance data. It guarantees graphic visibility of the data (thanks to the Grafana frontend) and it is very important that the data stored is useful. I’ll give you an example of how simple it can be to produce obsolete data in Influx: Suppose I create a…

Read More
04. 12. 2019 Patrick Zambelli ITOA, NetEye

Downsampling Performance Data in InfluxDB

During the course of a NetEye installation, a wide range of performance data is collected. From latency metrics of ping checks, to the saturation data of disks and memory units, to the collection of utilization metrics of various kinds. For all of this data we’ve adopted the open source time series database InfluxDB. The time-aligned…

Read More
26. 11. 2018 Susanne Greiner ITOA, NetEye

How to Drop a Tag in InfluxDB

If  you’ve ever had cardinality problems with InfluxDB, you might have discovered that a tag is the likely culprit.  Well done!  But now your next step is getting rid of that tag, and that’s when you’ll realize that in a time series database, tags play an important role in indexing.  Because dropping tags is rather complicated,…

Read More
14. 11. 2016 Thomas Forrer NetEye

Updated package influxdb-0.13.0_neteye1.0.3-1 (NetEye 3.8)

ChangeLog: – fixed bug: Wrong logrotate settings cause HUGE logfile (NIFDB-2)

Read More
14. 11. 2016 Thomas Forrer Downloads / Release Notes, NetEye

Updated package influxdb-0.13.0_neteye1.0.3-1 (NetEye 3.8)

ChangeLog: – fixed bug: Wrong logrotate settings cause HUGE logfile (NIFDB-2)

Read More
14. 11. 2016 Thomas Forrer NetEye

Updated package influxdb-0.13.0_neteye1.0.3-1 (NetEye 3.8)

ChangeLog: – fixed bug: Wrong logrotate settings cause HUGE logfile (NIFDB-2)

Read More
24. 06. 2021 Alessandro Valentini Contribution, NetEye

NetEye Backup: MariaDB

Roughly one year ago I started working on a set of backup scripts for NetEye with the following requirements: Cluster support without standby Configuration backups InfluxDB backup MariaDB backup In this post I’ll focus on the journey through my MariaDB backup implementation. Backing up MariaDB is usually a simple task: you run the mysqldump command…

Read More
20. 06. 2019 Andrea Avancini Events, ITOA, NetEye, Unified Monitoring

InfluxDays London 2019

As did for the last year edition, our DevOps team participated at InfluxDays, a conference organized by InfluxData and focused on time series data. We were really looking at the event with excitement, for all the new features InfluxData is putting into the new InfluxDB 2.0. So, apart from grabbing a very nice t-shirt, we…

Read More
01. 12. 2022 Benjamin Gröber Downloads / Release Notes, NetEye, Unified Monitoring

NetEye 4.27 Release Notes

Welcome to version 4.27 of our NetEye v4 Unified Monitoring Solution. This time, NetEye arrives at the same time as one of the most magical periods of the year. It’s, in fact, during the Christmas period that dozens of squares in the South-Tyrolean land are decked out to welcome thousands of people and give them…

Read More
02. 11. 2022 Mirko Morandini ITOA, NetEye, Uncategorized

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…

Read More
15. 06. 2022 Giovanni Davide Saccá Unified Monitoring

Into the Flows: Collecting Data with nProbe and nTop

The role of these two components is pretty clear: nProbe has the role of collecting traffic data, while nTop makes that data visible and easily analyzable. There is something, however, that needs to be explicitly stated, which is to decide whether it’s ntopng that should contact nProbe or vice versa, and as we’re in a…

Read More
13. 06. 2022 Giovanni Davide Saccá ITOA, NetEye, Unified Monitoring

Grafana for nTop: Realizing a Dashboard

A customer with a NetEye installation to which I had added the nTop module asked me if I could integrate nTop’s Grafana Dashboards, so they could view them by consulting NetEye’s ITOA Menu. The installation and configuration of nTop for this client, a task I had already conducted some time ago, was a matter of…

Read More
01. 06. 2022 Benjamin Gröber Downloads / Release Notes, NetEye, Unified Monitoring

NetEye 4.24 Release Notes

Welcome to version 4.24 of our NetEye v4 Unified Monitoring Solution. In this release, NetEye hiked over the Seceda mountain, placed in Val Gardena/Grödental, to admire a wonderful view of the Fermeda pinnacles at sunrise. The Fermeda pinnacles, the southernmost ridge of the Odle group, offers an ideal environment to climbers, especially for ascents on…

Read More
27. 05. 2022 Alessandro Romboli ITOA, NetEye

The Flux Language Inside ITOA

ITOA ITOA is the NetEye component which represents time series data using the Grafana graphics engine. Data is usually collected by Telegraf agents and stored into an InfluxDB specialized non-relational database. Flux In order to manipulate the time series data, Grafana usually adopted a relational language: InfluxQL. The relational approach has had a number of…

Read More

Archive