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Tag line, tag line Virtualisatie op de balans Leaseweb bv IT hosting simplified

Who is Leaseweb ¡Largest hosting provider in Netherlands ¡For professionals ¡Main products: ¡ Dedicated servers ¡ Colocation ¡ Equipment housing ¡ Internet access © 2008 Net. App. All rights reserved. 2

Sample of customers ¡Hyves ¡Relatieplanet ¡Unive ¡Koninklijke Johan Enschede © 2008 Net. App. All

Leaseweb in figures ¡ 11. 000 servers ¡ 75 Gbps in traffic ¡ 150 Gbps uplink capacity ¡ 20 MW electrical power ¡ 90% growth per year in sales ¡Capacity of 3. 000 server cabinets ¡ 75 employees © 2008 Net. App. All rights reserved. 4

Our vision ¡Operating systems, data and applications need no longer reside on PCs on desks, but can run on virtual machines in the datacenter that can be accessed remotely from any device in the world © 2008 Net. App. All rights reserved. 5

Business drivers ¡Increasingly IT infrastructure is outsourced to professional datacenters ¡Increase in digital assets ¡High penetration of broadband ¡Web 2. 0 architecture © 2008 Net. App. All rights reserved. 6

Strategic goals ¡Delivering and hosting the IT infrastructure for our customers better, faster and

Financial goals ¡Be as efficient with invested capital as possible ¡Increase the operating margin ¡Return on invested capital (ROIC) = invested capital x operating margin © 2008 Net. App. All rights reserved. 8

Context ¡Ten years ago, 70% of the life cycle cost of servers consisted of the cost of the hardware according to IDC ¡Today, about 70% of the life cycle cost of servers consists of power and cooling © 2008 Net. App. All rights reserved. 9

Operational strategy ¡Virtualization ¡Advanced cooling technologies ¡Datacenter automation ¡Pooling of computing resources © 2008

Our Key Performance Indicators (KPIs) 1. 2. 3. 4. 5. High utilization rates of servers High system availability Energy usage effectiveness (EUE) Provisioning time Customer satisfaction index © 2008 Net. App. All rights reserved. 11

Unoptimized servers waste energy Source: Dell Study November 2 2007 © 2008 Net. App.

Utilization rates: Energy efficiency 500 dedicated servers with local storage ¡ 1: 1 overbooking ¡ Average CPU utilization is 50% © 2008 Net. App. All rights reserved. Virtual machines with SAN ¡ 10: 1 overbooking ¡ Average CPU utilization is 90% ¡ Savings of Euro 126. 363 pa for same computing capacity of 500 servers 13

Utilization rates: Space efficiency Dedicated servers with local storage ¡ 500 servers = 20 server cabinets © 2008 Net. App. All rights reserved. Virtual machines with SAN ¡ 50 servers ¡ FAS 3040 ¡ In total only 8 server cabinets ¡ Savings of Euro 40. 000 per year 14

Utilization rate: storage deduplication Dedicated servers with local storage ¡ RAID 1 © 2008 Net. App. All rights reserved. Virtual machines with SAN ¡ Raid 6 + Snapshot ¡ Pooling of hard disk resources creates de-duplication benefits of approximately 30% ¡ Savings of 15. 000 GB x Euro 0. 9 = Euro 13. 500 15

Pooling benefits ¡Easier to handle variability in computing demand ¡Higher uptime © 2008 Net.

Summary of virtualization benefits 1. 2. 3. 4. 5. 6. Energy efficiency Space efficiency Storage efficiency Higher uptime Snapshot capability Variability in demand © 2008 Net. App. All rights reserved. Due to higher utilization & quantifiable improvements Due to new architecture & qualititative improvements 17