DMTF’s Redfish^®, Release 2024.4 is now available for public download. Designed to deliver simple and secure management for hybrid IT and the Software Defined Data Center (SDDC), the latest release of the Redfish standard includes the addition of the StorageMetrics schema, Coolant Distribution Unit (CDU) Controls, and 20 schema updates.

Key highlights of the Redfish 2024.4 release are the additions of:

• New StorageMetrics schema for reporting storage subsystem statistics
• Standard properties in CoolantConnector to manage setpoints for CDUs
• Standard actions in Pump to control operating modes of pumps in CDUs
• Standard messages to support liquid cooling equipment

These latest enhancements are driven by the growth of Redfish and interoperability feedback received from implementers. Some of the items in the new Redfish 2024.4 update include:

• Redfish Specification v1.21.1
  • Added “OpenCompute” to the OEM exception list
  • Corrected $expand with $select query parameter example and clarified the supporting text
• 2024.4 Redfish Schema Bundle – This .zip file contains the current versions of all Redfish schemas. The bundle includes 20 schema updates and developer resources.
  • NEW StorageMetrics schema containing performance, space-savings, I/O statistics, and error metrics for storage subsystems
  • Added LeakDetectors to Chassis to consolidate locations for leak detection resources
  • NEW Actions for controlling liquid cooling equipment
  • Added Security ID (SID) related properties to Storage
  • Added FlowControlLitersPerMinute, SupplyTemperatureControlCelsius, ReturnTemperatureControlCelsius, DeltaPressureControlkPa, and DeltaTemperatureControlCelsius added to CoolantConnector
  • Added SetMode action to Pump
• Redfish Message Registry Bundle 2024.4 – The Message Registry Bundle (DSP8011) contains all released Redfish message registries.
  • NEW AccountSecurity and ServiceCommunications message registries
  • Added messages for liquid cooling equipment events to Environmental message registry
• Redfish Release 2024.4 Overview – This presentation provides detailed descriptions of each revision in Redfish 2024.4.
• Redfish Resource and Schema Guide – Updated for 2024.4 this human-readable guide to the Redfish Schema is designed to help educate users of Redfish. Application developers and DevOps personnel creating client-side software to communicate with a Redfish service, as well as other consumers of the standard, will benefit from the explanations in this resource.
• Redfish Conformance Testing Tools - Open source tools for service developers to validate their conformance with the Redfish protocol, data model, and profiles. Tools include the Redfish Protocol Validator, Redfish Service Validator, Redfish Interop Validator.
• Redfish Publications Repository - Public GitHub repository contains an official read-only copy of the Redfish schemas and standard message registries
  • Creates public, durable locations for referencing specific schema or registry items in issue reports, forum postings, or other online references
  • Allows developers to automatically synchronize with new Redfish releases using normal GitHub tools and processes
  • Repository will be updated as each Redfish release become public
• Redfish Data Model Specification – Includes normative statements (“LongDescription”) and informative description details from schema in a single document. Intended for both Redfish Service and client-side developers.
• Redfish Property Guide – Intended primarily for schema authors, this newly revised reference helps with locating existing property definitions within the Redfish schema.
• Redfish Release History – Updated with each new release, this presentation offers a comprehensive view of each revision to Redfish since 2016.

DMTF’s Redfish Forum would like to invite anyone interested in learning about the Redfish 2024.4 release to join a live webinar, hosted via Zoom, on Thursday, February 6, 2025, at 9:00 a.m. PT. The Forum chairs will present the contents of the release followed by a round table discussion. For questions regarding the webinar, email: webinars@dmtf.org. Don’t delay, be sure to register today!

To learn more about Redfish, click here. The Redfish Developer Hub is a one-stop, in-depth technical resource and provides all the files, tools, community support, tutorials and other advanced education you may need to help you use Redfish. Technical work on the Redfish standard takes place in DMTF’s Redfish Forum. To find out how you can join and contribute to this standard, click here. To submit input via the DMTF Technology Submission and Feedback Portal click here.