Virtualizzazione Introduzione Tipi di virtualizzazione System Virtualization Server Virtualization DesktopVirtualization Virtualizzazione lato client Virtualizzazione lato server ESX, Hyper-V, Xen Workstation VDI Application Virtualization Applicazioni inscatolate ThinApp Applicazioni portabili Streaming di applicazioni App-V, XenApp Presentation Virtualization Terminal Server / Citrix 28/05/2010 Seminario Virtualizzazione 2010 2 Virtualization Remains Priority 2010 Key Tech Trends to Watch Which of the following technologies do you expect to deploy despite tightening budgets? Source: Goldman Sachs IT Spending Survey Business Continuity? Cloud? 28/05/2010 Seminario Virtualizzazione 2010 3 Assyrus Srl 1
The Virtualization Market Server-based Computing Application Virtualization Virtual Systems Software Virtual Systems Hardware Citrix XenApp Thinstall Virtualization Suite VMware ESX, Workstation, & View VMware ESXi Server Microsoft Terminal Services Microsoft RDS Microsoft App-V Microsoft Virtual PC & Server Intel virtualization technology (VT and Vpro) Altiris SVS Citrix XenServer Citrix Streaming Virtual Iron AMD virtualization technology (Pacifica) 28/05/2010 Seminario Virtualizzazione 2010 4 Virtualizzare sempre? Possibili limiti? Sistemi server Client Applicazioni Virtualizzare non è aggregare! Oracle RAC Microsoft HPC Non tutto l hardware è virtualizzabile? 28/05/2010 Seminario Virtualizzazione 2010 5 Evoluzione della virtualizzazione True Dynamic IT Services Core Business Services Virtualization Stack That Delivers Compelling Benefits Downtime/ Business Image Disaster Storage Software Lab Availability Continuity Management Recovery Management Maintenance Self-Service Resource Hardware Live Mobility VM Authentication Security Management Maintenance Lifecycle Authorization Virtual Desktop Virtual Infrastructure Foundation of the Virtualization Stack Hypervisor Virtualization is More than Just the Hypervisor 28/05/2010 Seminario Virtualizzazione 2010 6 Assyrus Srl 2
Server Virtualization Introduzione Prodotti di virtualizzazione VMware VMware vsphere (o Virtual Infrastructure) (VMware Server) Microsoft Hyper-V R2 e SCVMM 2008 R2 (Virtual Server 2005 R2) Xen Citrix XenServer,Novell/SuSE, Oracle VM, Virtual Iron, Sun xvm KVM RedHat Virtualization Soluzioni specifiche per Linux Virtuozzo,V-Server, UML, 28/05/2010 Seminario Virtualizzazione 2010 8 Certificazioni per il virtuale Certificazione hardware per l hypervisor Varie HCL (Hardware Compatibility List) Certificazione dell hypervisor per il software La virtualizzazione è veramente trasparente? Software Microsoft Windows Server Virtualization Validation Program http://www.windowsservercatalog.com/svvp.aspx Software Oracle http://www.vmware.com/solutions/partners/alliances/ora cle-vmware-support.html Distribuzioni Linux 28/05/2010 Seminario Virtualizzazione 2010 9 Assyrus Srl 3
Licenze virtuali o reali? (1) Considerazioni sulle licenze Una VM è l equivalente di un computer stesse richieste di un server fisico Un software OEM è valido solo per un dato hardware Per sistemi virtuali servirebbero licenze di tipo Retail (FPP) Multilicenza Ogni sistema (host o virtuale) necessita di licenze una per ogni sistema operativo (che lo preveda) una per ogni software che lo preveda una per ogni processore, ove richiesto 28/05/2010 Seminario Virtualizzazione 2010 10 Licenze virtuali o reali? (2) Licenze specifiche per il mondo virtuale Soluzioni forfetarie sul numero di licenze e/o sul numero di VM accese Windows Server 2003 R2 Enterprise Edition o Windows Server 2008 Enterprise include 4 istanze http://www.vmware.com/solutions/whitepapers/msoft_addendu m.html http://www.microsoft.com/licensing/highlights/virtualization/fa q.mspx http://www.microsoft.com/windowsserver2008/en/us/virtualizat ion-ent.aspx Windows Server Datacenter Edition licenze illimitate (per host) RedHat RHEL su RHEV 28/05/2010 Seminario Virtualizzazione 2010 11 Desktop Virtualization Introduzione Assyrus Srl 4
Desktop Desktop associato all utente & installato localmente Gestione tradizionale Strumenti & Processi Utente 1. Acquisto 8. Ritiro Profilo Applicativi Sistema Operativo del Desktop Hardware 2. Configurazione 3. Sicurezza 4. Consegna 7. Back- up 6. Manutenzione 5. Monitoraggio 28/05/2010 Seminario Virtualizzazione 2010 13 The Desktop Dilemma 28/05/2010 Seminario Virtualizzazione 2010 14 Costo di una postazione For every $1 spent on hardware, companies spend $3 to manage $1 CAPEX $3 OPEX Source: IDC Study 2009 Increasing IT costs 28/05/2010 Seminario Virtualizzazione 2010 15 Assyrus Srl 5
Accelerating Win 7 adoption Aging Infrastructure Desktops 5+ years old; Laptops 4+ years old Win XP support squeezed End of XP support in 2014 Expensive Extended support contracts ISV s focused on Win7 development Forcing CIO s to rethink their desktop delivery Windows 7 is the OS of choice Large legacy application footprint Thousands of legacy applications incompatible with Win 7 IT is tying PC refresh to OS upgrade 28/05/2010 Seminario Virtualizzazione 2010 16 Customers will migrate to Win7? >75% of customers refreshing their desktops will migrate to Win 7 28/05/2010 Seminario Virtualizzazione 2010 17 From Traditional PC Benefits of Traditional PCs Individual desktops for every user Limitations of Traditional PCs No control over data residing remotely (laptop) Difficult to maintain standard desktop images Time-consuming to deploy or redeploy desktop Costly to maintain, upgrade and support IT must have personnel in the field 28/05/2010 Seminario Virtualizzazione 2010 18 Assyrus Srl 6
To Server-Based Computing Benefits of Server-Based Computing Upgrade, patch, backup desktops in a single location Secure confidential information in a secure data center Deliver new desktops more quickly Improve control over desktop images Limitations of Terminal Services & Blade PC Desktops aren t always isolated Application compatibility problems Costly to dedicate a system to each user (Blade PC) 28/05/2010 Seminario Virtualizzazione 2010 19 To Virtual Desktop Infrastructure Benefits of Desktop Virtualization Easier to manage desktops with centralized encapsulated files Deliver just enough server to desktop users Move hardware independent desktops seamlessly among servers Complete isolated desktops with no application changes Desktop disaster recovery not previously available Limitations without VMware VDI alternatives to VMware View are unproven? 28/05/2010 Seminario Virtualizzazione 2010 20 To VMware View Comprehensive Proven Solution Integrated virtual environment with common management, service and support single vendor solution No single point of failure: Synchronized VDI servers Support for load balancing Bring powerful backend data center capabilities to the desktop (e.g. DRS, HA, etc.) Proven virtualization platform: VMware Infrastructure 3 The Platform Matters! 28/05/2010 Seminario Virtualizzazione 2010 21 Assyrus Srl 7
The Transformation Of The Desktop Legacy Modernize Revolutionize Centrally Provision, Manage and Secure Users and Applications Apps Apps Virtual Apps Virtual Apps Virtual Apps Virtual Apps WinXP WinXP VDI Win7 VDI Client Hypervisor Mobile Hypervisor Virtualized Platforms 28/05/2010 Seminario Virtualizzazione 2010 22 Virtualization is the Solution Virtualization enables Isolation, encapsulation, and mobility 28/05/2010 Seminario Virtualizzazione 2010 23 Desktop Solutions Industry estimates more than 500 MILLION desktops will be virtualized!!! 18,000,000 16,000,000 14,000,000 12,000,000 10,000,000 8,000,000 6,000,000 4,000,000 2,000,000-2006 2007 2008 2009 2010 2011 Dedicated Remote Desktop (blade PCs) Shared Remote Desktops (VDI) Presentation Virtualization (Terminal Services) Source: IDC 28/05/2010 Seminario Virtualizzazione 2010 24 Assyrus Srl 8
Traditional client Thick / Fat / Rich Client Defines the desktop experience Commodity Gigahertz race, Gigabyte race Tight coupling between Hardware and Operating System Power consumption: idle >70Watt peack > 150 W 3 year lifetime (Gartner) Price Leadership strategy 28/05/2010 Seminario Virtualizzazione 2010 25 Thin client Thin Client market is hot, crowded and growing Limited desktop experience Thin Clients are essentially commodity mini-pcs Power consumption savings: 20 watts versus 120 watts 80% less maintenance/year 25% capital cost savings 23% less to operate 25% productivity increase 28/05/2010 Seminario Virtualizzazione 2010 26 Zero Client Il monitor diventa il client Samsung SyncMaster 930ND E gli utenti mobili? 28/05/2010 Seminario Virtualizzazione 2010 27 Assyrus Srl 9
Move to virtual Traditional Configuration With Virtualization User State Virtualization Application Virtualization Desktop Virtualization 28/05/2010 Seminario Virtualizzazione 2010 28 Hypervisor per Desktop NXtop 2.0 http://www.virtualcomputer.com/products/nxtop Neucleus http://www.neocleus.com/ Citrix XenClient http://www.citrix.com/xenclient VMware Client Hypervisor (CVP) 28/05/2010 Seminario Virtualizzazione 2010 29 Enterprise Desktop Soluzioni esistenti Assyrus Srl 10
Application Virtualization VMware VMware ThinApp Stand-alone Bundle con View Premier Citrix XenApp Microsoft Microsoft App-V Symantec Altiris SVS 28/05/2010 Seminario Virtualizzazione 2010 31 Desktop Virtualization VMware VMware View VMware ThinApp VMware ACE, Workstation, Player Citrix XenDesktop (XenApp) Microsoft Microsoft VDI Microsoft Enterprise Desktop Virtualization (MED-V) (Microsoft Remote Desktop Services 2008) RedHat RHEV for Desktop 28/05/2010 Seminario Virtualizzazione 2010 32 L importanza del protocollo Microsoft Remote Desktop Protocol (RDP) In futuro RemoteFX Citrix ICA e HDX VMware PCoIP Derivato da Teradici PC-over-IP RedHat SPICE (Simple Protocol for Independent Computing Environments) Derivato da Qumbranet HP Remote Graphics Software (RGS) Sun Appliance Link Protocol (ALP) Wyse TCX 28/05/2010 Seminario Virtualizzazione 2010 33 Assyrus Srl 11
Licenze reali o virtuali? Tutte le soluzioni di virtualizzazione desktop lato datacenter sono orientate a virtualizzare sistemi Windows Che licenze di possono utilizzare? No OEM No Multi-license FPP (Fully Purchased Product)? VECD (Virtual Enterprise Centralized Desktop) Windows Vista o 7 Enterprise? http://www.microsoft.com/windows/products/windowsvi sta/enterprise/benefits/licensing.mspx 28/05/2010 Seminario Virtualizzazione 2010 34 What is Windows VECD Windows VECD is a device based annual subscription program to help you license virtual copies of Windows (XP, Vista, 7) What are the different flavors of Windows VECD? What devices can be covered? Is Software Assurance a pre-requisite? Windows VECD for SA Rich clients Yes Windows VECD Rich clients, Thin clients No What is the retail price? $23/year/device $110/year/device Does it have Software Assurance benefits? Total # of Windows VECD licenses required (Irrespective of virtualization infrastructure) Yes # of rich clients with SA Yes # of rich clients without SA # of thin clients 28/05/2010 Seminario Virtualizzazione 2010 35 VECD is dead? Dal 1 di luglio 2010 la licenza non sarà più disponibile La licenza client per il VDI sarà beneficio della SA Per tutti gli altri ci sarà una nuova licenza VDA (Windows Virtual Desktop Access) http://www.microsoft.com/windows/enterprise/solutions/ virtualization/operating-system/ 28/05/2010 Seminario Virtualizzazione 2010 36 Assyrus Srl 12
Microsoft Software Assurance Informazioni sulla SA http://www.microsoft.com/italy/licenze/sa/ Vantaggi della SA Diritto di upgrade (o downgrade) Risorse di formazione Servizi professionali Vari benefici estesi a tutti Accesso a Vista o Windows 7 Enterprise Uso VDI? Possibile dal 1 luglio 28/05/2010 Seminario Virtualizzazione 2010 37 Assyrus Srl 13