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John Howard IT Pro Evangelist Microsoft UK Microsoft Virtual Server 2005 A Technical Overview

What we will cover: Virtual Server Configuration and Architecture Virtual Machine Creation and Management Virtual Machine Rapid Deployment and Migration Monitoring Status and Resource Allocation

Prerequisite Knowledge Experience supporting Windows servers Experience supporting Microsoft networks Familiarity with the Windows server user interface Familiarity with Microsoft Virtual PC Level 200

Agenda Configuration and Architecture Virtual Machine (VM) Creation and Management VM Rapid Deployment and Migration Monitoring Status and Resource Allocation

Configuration and Architecture Challenges Server Sprawl –“One server, one application” Maintaining a test environment –Segmenting test from production –Containment of physical servers Supporting legacy line-of-business applications on aging hardware –Applications only supported on NT 4.0

Configuration and Architecture Microsoft Virtual Server 2005 Runs on Windows Server 2003 –Installed on new hardware –Emulates hardware in virtual machines that is fully supported by NT 4.0 Offers rapid deployment of servers Consolidates “one application” servers onto one physical server

Configuration and Architecture Microsoft Virtual Server 2005 NT4 application migration Test/development automation Departmental/branch server consolidation

Configuration and Architecture Microsoft Virtual Server 2005 vs. Microsoft Virtual PC Microsoft Virtual Server 2005 –Multi-threaded services optimized for server performance –Includes Web Console for remote management –Includes COM API for scripted virtual machine management Microsoft Virtual PC –GUI optimized for desktop PC performance Common VM technology that is compatible

Configuration and Architecture Supported Operating Systems Host Operating System –Windows Server 2003 Standard Edition –Windows Server 2003 Enterprise Edition –Windows Server 2003 Datacenter Edition Windows Server 2003 Web Edition is not supported. Guest Operating System –Microsoft Windows NT 4.0 Standard and Advanced Editions –Microsoft Windows 2000 Server Standard, Advanced and Datacenter Editions –Microsoft Windows Server 2003 Standard, Enterprise and Datacenter Editions

x86/x64 server x86/x64 server Application Guest OS Virtual H/W Up to 32 host CPUs Up to 64GB host RAM VS leverages existing system storage, networking and security infrastructure –Teamed NICs, teamed HBAs VS Standard Edition Optimized for Windows Server 2003 Standard Edition (2-4P/32GB) VS Enterprise Edition Optimized for Windows Server 2003 Enterprise Edition (<8P/64GB) Support for X64 OS due in Virtual Server SP1 (32bit Guests) Up to 32 host CPUs Up to 64GB host RAM VS leverages existing system storage, networking and security infrastructure –Teamed NICs, teamed HBAs VS Standard Edition Optimized for Windows Server 2003 Standard Edition (2-4P/32GB) VS Enterprise Edition Optimized for Windows Server 2003 Enterprise Edition (<8P/64GB) Support for X64 OS due in Virtual Server SP1 (32bit Guests) Configuration and Architecture Virtual Server Architecture

x86/x64 server x86/x64 server Application Guest OS Virtual H/W VS works with Windows: –Heartbeat from kernel/ scheduler –Windows Device drivers VS works with Windows: –Heartbeat from kernel/ scheduler –Windows Device drivers Configuration and Architecture Virtual Server Architecture

x86/x64 server x86/x64 server Application Guest OS Virtual H/W Virtualization infrastructure  VM monitor  COM API  Resource management  WMI/event log integration  Multiple Threaded Support Virtualization infrastructure  VM monitor  COM API  Resource management  WMI/event log integration  Multiple Threaded Support Configuration and Architecture Virtual Server Architecture

x86/x64 server x86/x64 server Application Guest OS Virtual H/W Industry-standard device models  Intel 440BX motherboard  Intel NIC  S3 Trio64 SVGA with 2D hardware acceleration  IDE/ATAPI controller  Adaptec 2940 SCSI controller  Legacy devices  KBD, Mouse, COM, LPT ports. NO custom drivers in guest Industry-standard device models  Intel 440BX motherboard  Intel NIC  S3 Trio64 SVGA with 2D hardware acceleration  IDE/ATAPI controller  Adaptec 2940 SCSI controller  Legacy devices  KBD, Mouse, COM, LPT ports. NO custom drivers in guest Configuration and Architecture Virtual Server Architecture

x86/x64 server x86/x64 server Application Guest OS Virtual H/W Guest OS: –Runs all major x86 OSes –3.6GB RAM –4 NICs –56.5TB storage (IDE -SCSI) –2-N failover MSCS clustering VM to VM same VS Host Server SCSI limits cluster size ISCSI will support more cluster nodes and VM to VM clusters across hosts. Guest OS: –Runs all major x86 OSes –3.6GB RAM –4 NICs –56.5TB storage (IDE -SCSI) –2-N failover MSCS clustering VM to VM same VS Host Server SCSI limits cluster size ISCSI will support more cluster nodes and VM to VM clusters across hosts. Configuration and Architecture Virtual Server Architecture

Configuration and Architecture Isolated virtual machines Virtual Device Models 440BX chipset with PIIX4 System BIOS (AMI) PCI Bus ISA Bus Power Management SM Bus 8259 PIC PIT DMA Controller CMOS RTC Memory Controller RAM & VRAM COM (Serial) Ports LPT (Parallel) Ports IDE/ATAPI Controllers SCSI Adapters (Adaptec 2940) SVGA Video Adapter (S3 Trio64) VESA BIOS 2D Graphics Accelerator Hardware Cursor Ethernet Adapter (DEC 21140) Keyboard Mouse Virtual Device Models 440BX chipset with PIIX4 System BIOS (AMI) PCI Bus ISA Bus Power Management SM Bus 8259 PIC PIT DMA Controller CMOS RTC Memory Controller RAM & VRAM COM (Serial) Ports LPT (Parallel) Ports IDE/ATAPI Controllers SCSI Adapters (Adaptec 2940) SVGA Video Adapter (S3 Trio64) VESA BIOS 2D Graphics Accelerator Hardware Cursor Ethernet Adapter (DEC 21140) Keyboard Mouse Virtual Server virtualizes: –CPU –Memory management –Synthetic hardware Virtual Server emulates: –Device accesses are trapped and emulated in software through virtual device models VMs have no access to: –Host system physical memory –Other VMs’ virtual memory or virtualized devices

Virtual Server Configuration and Architecture demonstration demonstration

Agenda Virtual Server Configuration and Architecture VM Creation and Management VM Rapid Deployment and Migration Monitoring Status and Resource Allocation

VM Creation and Management Virtual Machine Files Virtual Machine configuration file –XML file contains all configuration metadata –Can be copied to another host server for redeployment Virtual Hard Disk file –Is the “hard disk” in the virtual machine –Can be copied to another host server for redeployment Virtual Network configuration file –XML file contains all configuration metadata –Can be copied to another host server for redeployment

VM Creation and Management Virtual Machine Files

VM Creation and Management Virtual Machine States Turn on Virtual Machine Pause Virtual Machine Save State Turn off Virtual Machine Reset Virtual Machine Restore from Saved State Discard Saved State

VM Creation and Management Virtual Machine Remote Control VMRC Protocol –Access to BIOS –Operating System Independent –Service hosted by Virtual Server –Can be encrypted via SSL RDP Protocol –No Access to machine BIOS –Limited to OS that hosts Terminal Services

Virtual Machine Creation and Management Virtual Machine Creation and Management demonstration demonstration

Agenda Virtual Server Configuration and Architecture VM Creation and Management VM Rapid Deployment and Migration Monitoring Status and Resource Allocation

VM Rapid Deployment and Migration Rapid Deployment Virtual Hard Disk files –SysPrep used to build OS Imaging Solution –Symantec Ghost –Altiris eXpress ISO image on CD/DVD

VM Rapid Deployment and Migration Portability

VM Rapid Deployment and Migration Clustering Virtual Machines 2-node failover supported Shared cluster volume is fixed.vhd –Dynamic disks not supported Both virtual machines reside on same host server

VM Rapid Deployment and Migration Migration Tools Virtual to Virtual Wizard Physical to Virtual Wizard

VM Rapid Deployment and Migration Manual Migration Build Virtual Machine and load OS Use Virtual Networks to isolate servers Test application on Virtual Machine When ready, move Virtual Machine to routed network. –Update host and WINS records. Power physical server off –Physical server is still available

VM Rapid Deployment and Migration Virtual Networking Public external network Virtual NICS Virtual NICs Hardware server Physical NICs Bridged virtual network Virtual Switch Private virtual network Virtual DHCP Server Migration App VM Virtual Server VM Virtual Machine VM Private internal network Bridged virtual network

Virtual Machine Rapid Deployment and Migration demonstration demonstration

Agenda Virtual Server Configuration and Architecture Virtual Machine Creation and Management Virtual Machine Rapid Deployment and Migration Monitoring Status and Resource Allocation

Monitoring Status & Resource Allocation Scripting COM API –Web console = reference implementation –Fully-documented: 28 classes and 363 calls –Support for all COM-capable languages XML configuration files –Extensible VM descriptors –Management solutions can leverage/enrich metadata

Monitoring Status & Resource Allocation Scripting Automation features Web server Business logic Database VMVMVM

Monitoring Status & Resource Allocation CPU Resource Allocation Relative Weight –Most often used –Virtual Server assigns CPU time Reserved Capacity –Minimum CPU threshold Maximum Capacity –Maximum CPU threshold

Monitoring Status & Resource Allocation Resource Allocation Workload management features CPU resource allocation policies max: 20% min: 5% wt: 100 max: 20% min: 10% wt: 100 max: 50% min: 25% wt: 1000 Web server Business logic Database VMVMVM

Monitoring Status & Resource Allocation Virtual Machine Status

Monitoring Status and Resource Allocation demonstration demonstration

Virtual Server Summary Is designed to host server-based virtual machines Helps contain server sprawl Allows you to quickly deploy new servers Offers a path for legacy line-of- business application support until the application can be updated

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Microsoft Learning Training Resources for IT Professionals Implementing, Managing, and Maintaining a Microsoft Windows Server 2003 Network Infrastructure –Course Number: –Availability now –Detailed Syllabus: To locate a training provider, please access

Assess your Readiness Microsoft Skills Assessment What is Microsoft Skills Assessment? Self-study learning tool to evaluate readiness for product and technology solutions, instead of job-roles (certification) Windows Server 2003, Exchange Server 2003, Windows Storage Server 2003, Visual Studio.NET, Office 2003 Free, online, unproctored, and available to anyone Answers the question: “Am I ready?” Determines skills gaps and provides learning plans with Microsoft Official Curriculum courses Post your High Score to see how you stack up visit

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Demonstrate Your Security or Messaging Specialization What are MCSA/MCSE specializations? –Allows IT professionals to highlight specific expertise within their job role Which specializations are available? –MCSA: Security  MCSA: Messaging –MCSE: Security  MCSE: Messaging Where do I get more information? or

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John Howard IT Pro Evangelist Microsoft UK Microsoft Virtual Server 2005 A Technical Overview