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Historian Raw Float Precision
Hello! We are trying to understand why we are observing a lack of precision in our raw float values. Our data source is Ignition with Cirrus Link MQTT. In most cases,…
- Answered
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Linked Tags (version 23)
Linked Tags are 2 or more tags that may exist in different (or the same) DataSets which the user wishes to link together to create one single data stream of history.…
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Obsolete API Endpoint
I'm currently using canary with ignition and have found the process of removing tags from canary inconvenient. The current canary ignition module does not have any ability to remove a tag from canary…
- Released
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Close Notification for SaF
When SaF service loses connection with the Historian, you get an email alert like below. 2025/05/16 01:06:46.096 | Warn | Logger | | (MY-SERVER) PHD lost connection to the Store and Forward service.…
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Possibly to convert/change data types?
We've implemented our pilot site with Canary using MQTT Collector and noticed that many tags are classified as I8 when they could be I1 or I2. These data types are defined in our Ignition system.…
- Answered
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Unable to connect to receiver endpoint issue
Hello Everyone. I can't get a computer (with a logger installed) in my fleet to communicate with my Historian computer . This is the 26th dataset I've created,…
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Historian saves tag path but no data
I created three datasets in the Canary Historian, two of which were testing datasets. There were some logging issues, so I thought it was because the number of logging tags exceeded the 1000-tag…
- Fixed
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Moving data between historians
Hello community! I'm exploring the Redundant Logging architecture, where a data collector+sender pair will move data to a primary and redundant historian servers.…
- Answered
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Sender can only connect anonymously, cannot connect secure.
Hello, We have multiple ignition senders connected to 1 historian server. All of the sender services are using ignition collectors and they are all configured the same.…
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Write API issue
I am able to write data to the Canary Historian, but as soon as the session token is revoked (either by timeout or by revokeSessionToken) a 'No Value' value is written with 'No Data' quality.…
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Request to share their experience working with Canary vs. GE Proficy or other historians.
Dear All, Could you please share your experience in using Canary to replace GE Proficy or in place of it? What made you to choose Canary and how is the experience so far?
- Answered
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Views Tile - Historians Issue
Hello, I have an issue with Views>Configuration>Historians. There is not a default historian configured. When I try to add a historian ('Test'), there is no visual feedback of the creation,…
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How to Delete Tag Properties (version 24)
Properties (or metadata) are attached to tags. These properties can be stored in the Historian along with the tags and the data or in an external database.…
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A tag that's value is the year data started
This is related to not being able to manually create tags. For filtering reasons in Axiom, I want to be able to have a tag that's value is the year the tags were added (i.e.…
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Dataset storage questions
I'm trying to understand how Canary 'knows' what tags it has. As far as I can tell, if a collector sends data for a tag name then that tag is created in the relevant dataset file for that day,…
- Answered
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Continuously repeating "Validating File"
In our Messages log I'm seeing repeated instances of historian files trying to be validated, then terminated, then validated over and over. After it churns for a while,…
- Answered
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Changing Tag (from Ignition project) name before entering Canary Historian
We've got existing systems that did not use historian database capabilities and I am introducing the concept to the business units. I understand the concept of data historians,…
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Canary to other historians?
Hi Canarians, Does canary expose an OPC /OPC UA/ MQTT Publisher to which we can connect from an external interface and write to our non Canary historian? I see the data collectors,…
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Timer Since Last TVQ
Hey all! I created a set of calculations and an Axiom grid displaying a running counter since last TVQ. Basically, each digit (HH:MM:SS) has it's own calculation,…
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Ignition - Backfill data from SQL database
We are hoping to use Canary historian for our existing Ignition system but are concerned about access to our existing data. Does anyone know if there's an accepted way to backfill existing data from…
- Answered
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Remote Historian/Views/Architecture Options
I have multiple historians and a remote Axiom server. Is it better for Axiom to be pointed at a local Views instance which is connected to the remote historians,…
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Does "Logging to Redundant Canary Historians" require 2 licences ?
Hello, I was wondering if the following architecture require 2 licences or if this functionality is implemented with just one? My main concern is securing my Canary Historian data in multiple…
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Recurring hdb Reference Count Errors
I get recurring Reference Count warnings on hdb2 files (version 23.1). Is this a cause for concern?
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Data Compression
Hi Everyone, I have some data showing that during the night, the hourly scheduled calculations give me a result of zero. When I check the data the next day,…
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Unofficial API for Web Read API in NodeJS
Hello everyone! I use Axiom to build production and monitoring dashboards and have built an npm package to be able to integrate the web read API into nodeJS applications such as server daemons for…
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