Notice to Test Organizations and Testers performing SNIA Emerald™ testing:

The SNIA Emerald™ Power Efficiency Measurement Specification V2.1.0 was adopted in May 2015. The SNIA, in conjunction with the EPA, is developing a comprehensive announcement and release of supporting materials, software, policies, and training for the updated Measurement Specification. While preparations for full announcement is not yet complete, progress has been made in multiple areas.

Training for using the revised Measurement Specification was offered this past July. Presentation slides, videos of presentations (recently added), and other materials from this training session are available at

Materials for Emerald testers are available at Recent additions and updates include:

  • Vdbench version for use with Measurement Specification v2.1.0, added September 14, 2015
  • Vdbench Script for online and near online testing, updated September 16, 2015
  • What Has Changed? V2.0.2 to V2.1.0, added September 14, 2015
  • User Guide, updated September 14, 2015
  • Emerald Tester’s Kit, updated September 16, 2015
  • Online and near–online categories are combined

To learn more about SNIA GSI and Green Storage TWG, please visit these URLs:
Visit the SNIA Emerald web–links section for EPA ENERGYSTAR for Data Center Storage.

Send questions or comments to: