1 Power Consumption in the Datacenter Computer Rm. AC 34% Server/Storage 50% Conversion 7% Network 7% Lighting 2% Source: APC Where Does the Power Go? Compute resources and particularly servers are at the heart of a complex, evolving system!

2 x86 Servers are Driving Power Consumption Servers = 40% of total data center electricity use and primary driver of remaining consumption Volume servers = 85% of all server electricity use Up from 70% in 2000 at 17% CAGR Start by solving the problem “upstream” at the source! Source: EPA report to Congress on Data Center Energy Efficiency, July 2007

3 Reduce Costs and Power Consumption For every server virtualized, save…  ~$700 and ~7,000 kWh / year  $300 in carbon offsets over lifetime  4 tons of CO 2 emissions / year 10:1 consolidation = 80-90% less energy Plus  Power down underutilized physical servers, saving 40%  Desktop management reduces PC power usage 35% / year

4 Assessing the Opportunity and Potential Impact Green Calculator: Quick online assessment of economic and environmental impact of server consolidation Online ROI/TCO Calculator: More robust and customizable analysis of virtualization’s impact on datacenter power and cooling Virtualization Assessments: Professional capacity planning analyses to Profile physical environment Identify candidate workloads Assess energy impact Define implementation strategy

5 Copyright © 2006 VMware, Inc. All rights reserved. BEFOREAFTER = Power: $356,554 = Cooling: $445,693 = Power: $46,513 = Cooling: $58,141 Rule of thumb: ~$700 and 7,000 kWh saved per year per workload virtualized 1 CPU W 2 CPU W 4 CPU W 8 CPU W 1 CPU--594 W 2 CPU38688 W 4 CPU W 8 CPU42000 W x 67% x $0.10 Max Power Capacity Rating % of Max Cost / kWh Cost / Yr Savings / Year = Savings: $697,593 (86%) kW / Yr 407 kW/hr x 24 x kW/hr x 24 x 365 Power Savings from Consolidation

6 Reduce energy costs by 80% Power down servers without affecting applications or users Green your datacenter while decreasing costs and improving service levels Example of Savings and Environmental Impact Virtualize 100 servers and … Save $661,899 in annual Server & cooling energy usage (kWh) Save $525,00 in Physical Hardware & $66,189 in Annual energy Cost These savings are equivalent to: Planting 2,000 trees Taking 150 cars off the highway Annual CO2 Emission (lbs/kg) 887,607 lbs & 402,612 kg Go Green with VMware Virtualization goinggreen with IT