Introduction to Datacenters & the Cloud Datacenter Power Alex - - PowerPoint PPT Presentation

Introduction to Datacenters & the Cloud

Datacenter Power Alex M. Hurd

Clarkson Open Source Institute

March 26, 2015

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Overview

Datacenter Power Bahnhof Syracuse

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Cost Analysis

950 Servers 25 Racks of Servers 38 Servers per Rack 450 Watts per Server 427.5 kWhs per Hour 12 cents per kWh Total Cost of 51.30$ per Hour of Operation Cost for a Year 449,388$ per Year 1% is equal to 4,500$

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Traditional Power Distribution

Line Voltage (AC Varies) to (DC 12V) Uninterpretable Power Supply (DC 12V) to (AC 480V) Power Distribution Unit (AC 480V) to (AC 208V) Power Supply (AC 208V) to (DC 12V) Server (DC 12V) Efficiency as low as 60%

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New Power Distribution

Line Voltage (AC Varies) to (DC 12V) Uninterpretable Power Supply (DC 12V) to (AC 480V) Power Distribution Unit (AC 480V) to (AC 277V) Power Supply (AC 277V) to (DC 12V) Server (DC 12V) Efficiency between 80-90%

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Open Compute v2.0 Power Distribution

Line Voltage (AC Varies) to (AC 480V) Power Distribution Unit (AC 480V) to (AC 277V) Power Supply (AC 277V) to (DC 12V) In-Line UPS (DC 12V) to (DC 12V) Server (DC 12V) Efficiency between 90-95%

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Bahnhof Datacenter

Location: Stockholm, Sweden Online: September 2008 Time to Design and Build: 20 Months

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Bahnhof Datacenter Continued

Site is nested inside a former nuclear bunker Located 30m below the surface The servers of this fortress are protected by a 40cm thick metal door.

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Bahnhof Datacenter Continued

Size: 1,000 sq. m Total, 700 sq. m for systems 1m deep raised floor Incorporates exterior air for cooling

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Bahnhof Datacenter Continued

Number of Server Racks: 140 Energy Density: 5.7kW avg. IT power Capacity: 800kW Dual Maybeach Submarine Engines for standby power

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Syracuse Datacenter

Location: Syracuse, NY Online: December 2009 Time to Design and Build: 14 Months Tier: II Cost: 12.4 Million$

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Syracuse Datacenter Continued

Uses on-site Micro-Turbines for UPS and Power Generation Natral Gas in the Mirco-Turbines is used to generate power, cool the air, and heat the building next door. Facility utilizes back of rack water cooling

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Syracuse Datacenter Continued

Size: 12,000 sq. ft Total, 6000 sq. ft of hosting space 36inch deep raised floor DC Electric energy is generated and used on site. Both back-of-rack chillers and sidecar chillers were installed in the datacenter

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Syracuse Datacenter Continued

Number of Server Racks: 70 Energy Density: 8kW avg. IT power Capacity: 600kW 12x 65kW Micro-Turbines for backup power and UPS

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