Virtualization Management Primer
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  • 1. Virtualization Management Primer Barb Goldworm President & Chief Analyst 2009 FOCUS - www.focusonsystems.com
  • 2. Barb Goldworm • President & chief analyst, FOCUS (www.focusonsystems.com), an analyst firm focused on systems, storage & next generation data centers • Barb has 30 years experience in systems and storage with IBM, StorageTek, Novell, Enterprise Management Associates, multiple successful startups • Expert Columnist since 1990s – NetworkWorld, ComputerWorld SNWOnline, TechTarget SearchServerVirtualization, SearchVMware, Virtual DataCenter Virtual-Strategy Magazine, Business Trends Quarterly • Author: 100s of research reports, white papers, columns, book Blade Servers & Virtualization • Conference Keynote Speaker/Chair/Advisory Board: Chair/Advisor: Interop Virtualization, DataCenter Insights, CloudConnect… Judge: Best of VMworld, Product of the Year Keynote speaker: Tech Target Storage Decisions, Avnet Road To Virtualization Tour, VirtualPath University, StoragePath University… © 2009 FOCUS - www.focusonsystems.com
  • 3. Agenda • Current state of the industry: benefits, drivers, adoption, trends, barriers • Management issues • Management categories: considerations, landscape • Changes, directions, road map planning and resources © 2009 FOCUS - www.focusonsystems.com
  • 4. State of Virtualization: New FOCUS Research – Managing the Virtual Infrastructure Research available online at www.focusonsystems.com/research/ Travel/ Source: FOCUS Research Series – Managing the Virtual Environment Service Hospitality/ Provider Entertainm Business 2% ent services/ >2500 Retail 3% 7% Other Consulting Servers Less than 5% 1000- 9% More 18% 2499 5 TB Manufactur (7%) than 25 19% ing/ Industrial 500-999 < 50 TB (7%) Servers 12% 41% Comm/ 250-499 36% 5 to 9 TB Insurance/ Servers Telecom 17% Legal/Finan 8% 8% ce/Banking 14% Education 50-249 10 to 25 Healthcare 10% Servers TB 11% Government 33% 10% 23% Industry, Size (#of servers), Amount of Storage Research Sponsors: © 2009 Focus - www.focusonsystems.com
  • 5. Impact of Economic Changes Some projects will be moving ahead while some have been delayed Projects now require further financial justification Projects timelines have been extended Our virtualization project plans remain unchanged We have fewer people to work on virtualization projects Projects have been put on hold for some period of time Projects have been cut from the 2009 budget Investigate managed services for virtualization monitoring Investigating software with monthly fees vs purchasing full licenses Will outsource our virtualization projects Other 0% 10% 20% 30% 40% 50% Source: Focus Research Series – Managing the Virtual Environment © 2009 FOCUS - www.focusonsystems.com 5
  • 6. Actual Benefits Achieved Increased utilization of resources Reduced space/power/cooling Reduced TCO of servers Increased ROI of servers Improved IT agility Reduced provisioning time Improved disaster recovery plan Improved server manageability Increased availability Improved response to users Reduction in storage hardware Improved app. service levels Enabled true DR plan for 1st time Improved application mgmt Improved desktop mgmt Desktop consolidation Improved desktop data security 0% 10% 20% 30% 40% 50% 60% 70% 80% Source: FOCUS Research Series – Managing the Virtual Environment 2009 FOCUS - www.focusonsystems.com © 2009 FOCUS - www.focusonsystems.com 6
  • 7. Virtualization Drivers Disaster Recovery Server consolidation Increase server utilization Reduce space & power Increase availability Improve IT agility Improve manageability Storage consolidation Reduce provisioning time Desktop consolidation 0 50 100 150 200 250 300 Source: FOCUS Research Series – Managing the Virtual Environment Critical Important Not so important © 2009 FOCUS - www.focusonsystems.com 7
  • 8. Virtualization Adoption In production > 24 Storage months Virtualization In production 12-24 months In production 6-12 Application months Virtualization In production < 6 months Desktop Planning to impl < 6 months Virtualization Planning to impl 6-12 mo Server Planning to Virtualization implement > 12 mo No plans 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% Source: FOCUS Research Series – Managing the Virtual Environment © 2009 FOCUS - www.focusonsystems.com 8
  • 9. Running in Production: Percent Virtualized > 80% virtualized < 10% (9%) virtualized 60-79% (13%) virtualized (9%) 10-19% virtualized 40-59% (14%) virtualized (16%) 20-29% 30-39% virtualized virtualized (16%) (19%) © 2009 Focus - www.focusonsystems.com Source: FOCUS Research Series – Managing the Virtual Environment
  • 10. Virtualization Trends: Market Shifts Then Now • Dev/test experiments • Widespread Dev/test, key QA tool, lab management • Initial server consolidation • Next tier of consolidation, need for advanced mgmt tools to handle virtual growth • Technical niche. Small pilots • In Production, Virtual First • Virtual PCs for dev/test, • Major expansion to server, server virtualization for basic desktop, application, storage consolidation virtualization © 2009 FOCUS - www.focusonsystems.com 10
  • 11. Virtualization Beyond Consolidation • Leverage virtualization (products and expertise) beyond basic consolidation and development/testing • Advanced Management, Optimization, Automation –> Dynamic IT - High availability, fault tolerance, disaster recovery, dynamic workload/performance management, ongoing capacity management/tuning, automated provisioning (self-service), life cycle management, advanced policy-based management, storage optimization • Storage, Desktops and Applications - Extend beyond servers to storage, desktop and application virtualization © 2009 FOCUS - www.focusonsystems.com 11
  • 12. Dynamic, Agile IT Cloud Computing • Paradigm shift in the way IT does business – Modular hardware – stateless, fungible, remotely manageable – Virtual infrastructure – decouple hw and sw - self managing compute factory – Shift from device focused to user & services focused Improving service delivery while reducing TCO © 2009 FOCUS - www.focusonsystems.com 12
  • 13. Traditional infrastructure: SW coupled to physical servers, network, storage 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 FA N FAN S TA TU S S TA TU S © 2009 FOCUS - www.focusonsystems.com 13
  • 14. Virtual Infrastructure Service Level Assurance (Automate) High Availability Dynamic Resource Scheduling On Demand Automate Capacity • High Availability Provisioning Management (Manage) • Dynamic Resource Balancing Virtual Machines • On Demand Capacity Manage Aggregated Virtualization (Consolidate & Simplify) • Resource pooling & allocation • Instant Provisioning Server Farm • Easy, Non-disruptive Scaling Network Consolidate • Multiple Workloads / Server Storage • Simplified Management • Opex and Capex Savings 14
  • 15. Automated Policy-based Management Workload Balancing + High Availability + On-Demand Capacity X 15
  • 16. Virtualization Management • Fast Growing Ecosystem – Hypervisor Vendors – Virt Mgmt Startups – Traditional Mgmt Players – Systems/storage vendors • Hypervisor specific vs. hypervisor agnostic • Virtualization mgmt lines are blurred • Innovations from startups • Many mergers and acquisitions © 2009 FOCUS - www.focusonsystems.com 16
  • 17. Top 3 Priorities for Next Virtualization Efforts Expand server virt. to > servers and apps Implement desktop virtualization Impl performance management Impl server virtualization Impl storage management Impl capacity management Impl security management Impl VM lifecycle management Impl storage virtualization Impl data protection capabilities Expand desktop virt. to > groups/desktops Impl application virtualization Impl fault mgmt & root cause analysis Expand applications being virtualized Implement networked storage 2009 FOCUS - 0% 10% 20% 30% 40% 50% 60% Source: FOCUS Research Series – Managing the Virtual Environment www.focusonsystems.com 17
  • 18. Performance Management Basics Workload Management and High Availability • Workload Movement/Management – VMotion/XenMotion, Hyper-V Live Migration R2 – Storage VMotion for PM – PlateSpin Workload Management – cross platform – HP Insight Dynamics VSE – VMware Dynamic Resource Scheduler, Distributed Power Mgmt • High Availability and Fault Tolerance – VMware /Citrix Xen HA; – Windows Clustering for Hyper-V; – Marathon/Citrix XenFT, VMware Fault Tolerance, Server Heartbeat (for vCenter) 09 18
  • 19. Server Virtualization: Availability Continuum • Hardware • Redundant components & hot swap • Redundant systems Where do your applications fit? • System Fault Tolerance • Software Redundant Fault • Virtual Resource Pools components Tolerance • Live Migration within resource pool • Clustering at virtualization layer & guest OS VMs • High Availability Failover • Dynamic Resource Load Balancing • Software based Fault Tolerance © 2009 FOCUS - www.focusonsystems.com 19
  • 20. Virtualization Implementation Pain Points Backup challenges Storage challenges Difficulty troubleshooting perf. problems Difficulty predicting storage requirements/growth Networking challenges Difficulty tracking and managing virtual machines Performance degradation Difficulty managing security Trouble moving from test to production Advanced mgmt requires networked storage Other None 0% 10% 20% 30% 40% 50% © 2009 FOCUS - www.focusonsystems.com 20
  • 21. Storage Management • Optimizing storage infrastructure • Storage virtualization – Thin Provisioning • Data Deduplication – Backup and DR enabler – Primary storage – reduced storage requirements © 2009 FOCUS - www.focusonsystems.com 21
  • 22. Optimizing for Virtualization • Server virtualization has significant impact on storage infrastructure – Advanced management features require networked storage • SAN/NAS – FC and/or IP • iSCSI SAN/NAS and 10GbE – Server virtualization drives need for features of storage virtualization © 2009 FOCUS - www.focusonsystems.com 22
  • 23. Networked Storage Direct Attach Storage Networked Storage Capacity Islands Shared Resource NAS: SAN: NFS, CIFS iSCSI, FC © 2009 FOCUS - www.focusonsystems.com 23
  • 24. Storage Virtualization Host-based Virtualization Network or SAN-based Virtualization Storage-based Virtualization © 2009 FOCUS - www.focusonsystems.com 24
  • 25. Storage Virtualization • Advantages of creating a virtual storage pool – Consolidate storage hardware – Increase storage utilization – Easier storage-resource management – Common replication services – Consistency across heterogeneous storage – Maximize and extend your storage resources – Thin provisioning to allocate only what’s needed • Lower TCO and better ROI for storage © 2009 FOCUS - www.focusonsystems.com 25
  • 26. Thin Provisioning • Enables near 100% utilization • Capacity is only dedicated on writes • Allows for Over-allocation of the storage • Often heard in conjunction with Thin Provisioning − Dynamic LUN Expansion − Dynamic LUN Contraction • vStorage Thin Provisioning – new option in vSphere © 2009 FOCUS - www.focusonsystems.com 26
  • 27. Backing up the Virtual Infrastructure • File-level backups – Great for file-level recovery – Requires a backup client in each VM • VM-level backups (VMDK or VHD) – Machine-based recovery • Hypervisor/Virtual Cluster – ESX Servers, VirtualCenter database – XenSource cluster state data – Hyper-V cluster state data 2009 FOCUS - www.focusonsystems.com 27
  • 28. Traditional Agent-based Backup Application BU/R Primary Storage Operating System Virtual Machine Application BU/R Operating System Virtual Machine I O Application BU/R Operating System Virtual Machine Application BU/R Operating System Virtual Machine Secondary Storage 2009 FOCUS - www.focusonsystems.com
  • 29. Backup: VMware Data Recovery VMware Data Recovery vCenter Server Virtual Appliance Operating System Select VMs to backup Virtual Machine Backup job scheduling/ initiating Application Operating System Virtual Machine I O Application Operating System Virtual Machine VMDK VMDK VMDK Application VMDK VMDK Operating System VMDK Virtual Machine Primary Storage ESX Server Secondary Storage 2009 FOCUS - www.focusonsystems.com 29
  • 30. Data Deduplication • Backup windows shrinking to zero, shift from tape to D2D • Growth in redundant data exacerbated by compliance requirements, server and desktop virtualization • Dedupe appliances & VTLs among fastest growing storage • Deduplication offers: – Reduced storage requirements for primary and backup storage – Reduced backup window requirements – Longer inexpensive online retention – DR over the WAN – Central consolidation of tape libraries © 2009 FOCUS - www.focusonsystems.com 30
  • 31. Data Deduplication Before After Dedupe Engine File Server File Server © 2009 FOCUS - www.focusonsystems.com 31
  • 32. Protecting Your Data: Disaster Recovery • Disaster types – from hw failure to catastrophe – natural (floods, hurricanes, tornados, earthquakes) – man-made (bombings, terrorist attacks, human errors) • 40 percent of businesses that were shut down for 3 days failed within 3 years - companies of all sizes need the ability to resume operations locally or remotely within 24-36 hours, or face closing their doors permanently • Compliance – Sarbanes-Oxley, SEC 17a, HIPAA • Virtualization -1st time enabler for SMB -- low entry cost © 2009 FOCUS - www.focusonsystems.com 32
  • 33. Virtualization for Cost-Effective Disaster Recovery FS1 FS1 MAIL SQL FS2 MAIL FS2 SQL WWW WWW © 2009 FOCUS - www.focusonsystems.com 33
  • 34. VMware vCenter Site Recovery Manager (SRM) Protected Site Remote Site vCenter SRM vCenter SRM Array Replication Datastore Groups Fail-back Datastore Groups 2009 FOCUS - www.focusonsystems.com
  • 35. Storage Management & Data Protection Landscape • Storage Management – DataCore, FalconStor – Symantec Storage Foundation – NetApp, IBM, HP, EMC, HDS, Sun, Xiotech – Akorri – cross domain analytics • Disaster Recovery and Data Protection – VMware Site Recovery Manager (DR runbook automation) – DoubleTake, Vizioncore, Veeam, VMware – Tivoli, HP, EMC, CA, Symantec , MS, NetApp, CommVault © 2009 FOCUS - www.focusonsystems.com 35
  • 36. Capacity Management • Ensure most efficient use of physical and virtual infrastructure to meet current and future average and peak load demands • Dynamic workloads – days/times, on demand peaks, planned and unplanned migrations • Resource management – Interdependencies: CPU, memory, network, storage – Optimization tuning • Not a one-time event © 2009 FOCUS - www.focusonsystems.com 36
  • 37. VMware Capacity Planning © 2009 FOCUS - www.focusonsystems.com 37
  • 38. Capacity Management Landscape • VMware Capacity Planner ->Capacity IQ • CiRBA – Enterprise planning ->dynamic capacity management • vKernel – Capacity Analyzer works with Chargeback for cost visibility ->capacity management and tuning • Vizioncore – vFoglight • Novell/Platespin © 2009 FOCUS - www.focusonsystems.com 38
  • 39. Life Cycle Management and Provisioning • Control for virtual sprawl • Policies and products • Discovery, inventory, control, provisioning, automation • Templates, Cloning, Drift Management • Landscape – VMware LifeCycle Manager; Citrix Delivery Center Workflow Studio – Citrix Provisioning Server, VMware View Composer – HP Insight Dynamics VSE, Insight Orchestration – Surgient and DynamicOps, – Self-Service LOB portal, Fortisphere –policy – Embotics - vScout + – FastScale (EMC) © 2009 FOCUS - www.focusonsystems.com 39
  • 40. Barriers to Expansion Lack of budget Appl/vendor doesn’t support virt. Performance concerns - DB, I/O, etc These apps are harder to virtualize Storage issues Lack of skilled people Security concerns Don't have necessary mgmt tools Waiting for next tech refresh cycles Networking issues Concerns about meeting SLAs Available mgmt prods inadequate Not getting expected ROI/TCO benefits Compliance/auditing concerns Not getting consolidation ratios expected 0% 10% 20% 30% 40% 50% © 2009 FOCUS - www.focusonsystems.com 40
  • 41. Virtualized in Production Web Servers File and print servers Custom Applications Database Servers Citrix XenApp/Citrix Presentation Server Microsoft Exchange Customer Service Project Mgmt Financial/Risk Mgmt/Planning Electronic Records Mgmt N-Tiered applications Business Analytics/Intelligence HR ERP Order Management Supply Chain Management Procurement Other 0% 10% 20% 30% 40% 50% 60% 70% 80% © 2009 FOCUS - www.focusonsystems.com 41
  • 42. Application management in a virtual world • Performance & response times • SLA management • Understanding dependencies • Locating bottlenecks • Root cause analysis © 2009 FOCUS - www.focusonsystems.com 42
  • 43. Application Performance &Fault Mgmt Landscape • VMware AppSpeed – from B-hive acquisition • Netuitive – storage, net,hosts, VMs; Best of VMworld 09 • eG Innovations eG VM Monitor– Best of VMworld 08 • BlueStripe Software FactFinder – VMworld Finalist 08 • Up.time – single pane of glass, root cause • Akorri BalancePoint – storage, performance, & cap mgmt • Veeam/nworks Connectors - MS MOM, HP Ops Man • Embotics – vScout – free downloadable, plus • Fortisphere – policy-based management, BSM • Vizioncore – (Quest) – SME virtualization mgmt suite • CA, BMC, EMC – enterprise systems mgmt • IBM, HP – systems vendor physical mgmt • Reflex Systems –root cause analysis merged with security 2009 FOCUS - www.focusonsystems.com 43
  • 44. Virtualization Security Challenge • Visibility, Security & Management Changes with Virtualization • “New” perimeter becomes the outside of the host server • New internal network resides inside the host server © 2009 FOCUS - www.focusonsystems.com
  • 45. Virtualization Security Management Landscape • Virtualization Security emerged in phases • Virtual Switches require change in security management inside the server – Reflex, Catbird, Blue Lane (VMware) • Hypervisor exposures – VMsafe initiative – Minimizing attack surface • Virtualization Security maturing – Reflex Systems (Best of VMworld 08) – HyTrust Best of VMworld 09 2009 FOCUS - www.focusonsystems.com 45
  • 46. Virtualization Management 2009 FOCUS - www.focusonsystems.com
  • 47. Virtualization Landscape • VMware – ESX, Virtual Infrastructure 3 (3.5), Virtual Center (vCenter), HA, DRS, DPM, VMotion, Storage VMotion, Site Recovery Manager, LifeCycle Manager, Stage Manager, Lab Manager, Server, Workstation, Player, ACE, Fusion, VDI/VDM/View Manager, View Composer, ThinApp, B-hive (AppSpeed), BlueLane, vCenter Server Heartbeat, vSphere , Chargeback, SpringSource • Microsoft –Hyper-V - Windows Server 2008, Virtual Server 2005 R2, Virtual PC, App-V Application Virtualization (SoftGrid), 2008 Terminal Services, Enterprise Desktop Virtualization (Kidaro), Systems Center VMM, Operations Manager, Configuration Manager • Citrix – XenServer, XenDesktop, XenApp hosted and streamed, Provisioning Server, Citrix Delivery Center, Workflow Studio, Symantec Veritas Virtual Infrastructure, Citrix Essentials for Hyper-V and XenServer • Xen open source – Novell SUSE, Red Hat Linux (and Qumranet), Oracle VM, Sun xVM, Virtual Iron © 2009 FOCUS - www.focusonsystems.com 47
  • 48. Changing Landscape Then Now • Dev/test, consolidation • Beyond consolidation – compelling ROI/TCO – Advanced mgmt, automation and optimization; DR, extending to Desktops, Apps, Storage, Cloud • VMware dominance • Microsoft – VMware started x86 – Late but powerful, bundled in virtualization 11 years ago WS2008(free), strength in mgmt – MS Virtual Server niche - IT pros integration, Systems Center, strength in OS/apps, disruptive pricing/ packaging – Xen open source niche • Citrix – OS virtualization for service providers – Leveraging Xen, XenServer free, App and desktop delivery strength, MS alliance © 2009 FOCUS - www.focusonsystems.com
  • 49. Changing Hypervisor Landscape VMware ESX or ESXi As only VMware Server (GSX) solution(s) MS Hyper-V Along with VMware only MS Virtual Server With Citrix XenServer VMware and other solutions Other OpenSource Xen Total users (with any Other (Virtual Iron, Parallels other Server, etc.) solutions) 0 50 100 150 200 Source: FOCUS Research Series – Managing the Virtual Environment Number of respondents 2009 FOCUS - www.focusonsystems.com 49
  • 50. Future Directions • Virtualization everywhere, including embedded/bundled in server, client and storage hardware; Multi-hypervisor world • Virtualization used for HA/DR/BC • Virtualization Management Management = key to success – VM Performance, Capacity Planning for optimization – VM Life cycle management addressing virtual sprawl – Application management tools for virtualizing next tier of apps – Securing the virtual infrastructure and integrating with other management – Automation for improving efficiency and productivity • Expanding from server to desktop, application and storage virtual. • Server virt. driving SAN/NAS, iSCSI, 10GbE & storage virtualization • Virtualization as enabler for private/public cloud computing 2009 FOCUS - www.focusonsystems.com
  • 51. Virtualization Management Road Map • Capacity planning – what goes where • Initial consolidation • Basic mgmt - Live migration, HA • Add policies and life cycle mgmt tools for managing VM sprawl (discovery, inventory, usage) • Improve DR through virtualization • Troubleshooting tools - Fault mgmt, storage. performance, root cause © 2009 FOCUS - www.focusonsystems.com 51
  • 52. Virtualization Management Road Map • Integration with other mgmt tools • Workload management for automation • Capacity Management for optimizing resources • Security tools added over time • Improved provisioning and image mgmt, self service portals • Business critical and n-tier apps added as comfort grows © 2009 FOCUS - www.focusonsystems.com 52
  • 53. Resources • FOCUS Website: http://www.focusonsystems.com/research/ • FOCUS Research Reports, Vendor Briefs, Profiles & events New • FOCUS Research Series: Managing the Virtual Infrastructure • FOCUS Research Series: Desktop & Application Delivery • White Papers and Solution Profiles, Briefs • Road2Virtualization events, Road2Information Optimization • Interop Virtualization Tracks • FOCUS Columns, Webcasts, Podcasts: • TechTarget: www.SearchServerVirtualization.com, www.SearchVMware.com • Business Trends Quarterly, Virtual Strategy Magazine • Book: Blade Servers and Virtualization • Assessing Your Needs, System Software Considerations, Differentiating & Selecting Solutions, Features Matrices • Email: barbgoldworm@focusonsystems.com
  • 54. Sample Vendor Analysis FOCUS Landscape Report
  • 55. Sample FOCUS Landscape Report Matrix
  • 56. Virtualization Management Primer Barb Goldworm President & Chief Analyst 56