One of my favorite sensors is the Maxim DS18*20 series, a variety of inexpensive temperature sensors which communicate over a “single contact serial interface” called 1-Wire. I’ve been integrating them into a variety of projects for years now, and...
A new maintenance release is available for InfluxDB Enterprise: InfluxDB Enterprise 1.7.8 — release notes This maintenance release of InfluxDB Enterprise 1.7.8 includes all of the following fixes contained within InfluxDB 1.7.8 OSS: Removed stray debugging print lines...
A new feature-bearing release for Telegraf is now available: Telegraf 1.12.0 — release notes The binaries for the latest open source release can be found on our downloads page. Many thanks to the 50+ open source community members who contributed to this effort! Key...
Let’s face facts: cardinality is not an easy concept. There’s a reason we see many different definitions for it across the world wide web — just like bursting into song in public, context is important. Not everyone wants to be in a musical, and not everyone computes...
One of Telegraf’s biggest strengths is the large collection of plugins it offers that can be used to immediately to start collecting data from a variety of applications. This covers a lot of common infrastructure components like databases and web servers, but if...
We all know that downtime costs money — potentially thousands of dollars per minute for large enterprises — not to mention the impact on brand reputation and customer satisfaction. While often overlooked, load testing is one way to help mitigate downtime risk by...
As discussed in multi-data source Flux, Flux can now get data out of RDBMs with SQL.from() and use it to perform deeper analysis. In many cases, results from crunching data lend themselves naturally to time series storage. In others, the results are more appropriately...
New maintenance releases for InfluxDB OSS, Chronograf and Telegraf are available now. InfluxDB 1.7.8 — release notes Chronograf 1.7.14 — release notes Telegraf 1.11.5 — release notes This maintenance release of InfluxDB OSS includes the following fixes: Removed stray...
Publication: DZone Title: Red Flags of High Cardinality in Databases Author: Katy Farmer Abstract: In this DZone article, InfluxData DevRel Katy Farmer discusses the concept of cardinality in databases. She starts by acknowledging the concept’s difficulty and...
Have you ever watched the local weather — or The Weather Channel — and heard them announce the temperature, and then the “Heat Index”? Or how hot it feels outside? At least here in the United States, and especially in the South, it’s part of every...
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