Multi-device observability

Formant Coherence modules have the ability to present data from many devices in a single module. This can be used for data visualization, multi-device video, and more.

This guide will explore the multi-device capabilities of Formant Coherence modules.

Small multiples

When adding a data series to a module, you can configure Small Multiples to visualize data from the same stream across different devices, or groups of devices as defined by tags.

Viewing small multiples of the standard stream `host.cpu.utilization %`.

Viewing small multiples of the standard stream host.cpu.utilization %.

Multi-device SQL queries

Using Analytics modules in Coherence, you can use SQL to query all device data from your device, your current group, or your entire organization.

You can make a simple query by adding a module compatible with Analytics, and selecting the device streams and aggregating function:

Simple average disk utilization query.

Simple average disk utilization query.

You can then click the Switch to SQL button to start with the building blocks of your simple query, and extend it as needed:

Advanced SQL query editor with query preview.

Advanced SQL query editor with query preview after clicking Run.

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Match query tags with current view tag set

You can filter your SQL query by the tags applied to your current view by adding the following statement:

WHERE matchesTagSets(tags, :TagSets)

Multi-device video

You can add image and video streams from many devices to a single video module:

Image streams from multiple devices in the same video module.

Image streams from multiple devices in the same video module.

As mentioned above, you can use the Small Multiples selector to divide the screen by a sorting criteria of your choice.

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