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Server Virtualization
Server & Tools Business 4/19/2017 Server Virtualization Technical Overview Name Title Microsoft © 2012 Microsoft Corporation. All rights reserved. Microsoft, Windows, and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries. The information herein is for informational purposes only and represents the current view of Microsoft Corporation as of the date of this presentation. Because Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information provided after the date of this presentation. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.
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Agenda Introduction Scalability & Performance Security & Multitenancy
4/19/2017 Agenda Introduction Scalability & Performance Security & Multitenancy Flexible Infrastructure High Availability & Resiliency Virtualization Innovation Summary & Wrap Up
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Customer Needs and Challenges
4/19/2017 Customer Needs and Challenges NEEDS CHALLENGES Bigger, faster, and more available virtual machines Greater flexibility and agility to deliver solutions Ability to handle complex storage and networking requests Removal of limits in virtual machine mobility Support for new hardware technologies Keep services up and running, and meet SLAs Decrease capital and operational costs of infrastructure Use bigger, more capable servers more effectively Protect and use existing investments and infrastructure Maintain separation of resources in multitenant environments
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Before Windows Server 2012 R2
Windows Server Management Marketing 4/19/2017 Before Windows Server 2012 R2 Windows Server 2008 R2 Hyper-V & Hyper-V Server 2008 R2 launched SP1 for Windows Server 2008 R2 & Hyper-V Server 2008 R2 launched Windows Server 2012 Hyper-V & Hyper-V Server 2012 Launched Hyper-V introduced in Windows Server 2008 Hyper-V Server 2008 launched Huge Scalability Storage Spaces Metering & QoS Migration Enhancements Extensibility Hardware Offloading Network Virtualization Replication Live Migration Cluster Shared Volumes Processor Compatibility Hot-Add Storage Performance & Scalability Improvements June 2008 October 2008 October 2009 February 2011 September 2012 Dynamic Memory RemoteFX . © 2012 Microsoft Corporation. All rights reserved. Microsoft, Windows, and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries. The information herein is for informational purposes only and represents the current view of Microsoft Corporation as of the date of this presentation. Because Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information provided after the date of this presentation. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.
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Server Virtualization Scenarios
Windows Server Management Marketing 4/19/2017 Server Virtualization Scenarios Scalability & Performance Security & Multitenancy Flexible Infrastructure High Availability & Resiliency Virtualization Innovation © 2012 Microsoft Corporation. All rights reserved. Microsoft, Windows, and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries. The information herein is for informational purposes only and represents the current view of Microsoft Corporation as of the date of this presentation. Because Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information provided after the date of this presentation. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.
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Scalability & Performance
Windows Server Management Marketing 4/19/2017 Scalability & Performance © 2012 Microsoft Corporation. All rights reserved. Microsoft, Windows, and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries. The information herein is for informational purposes only and represents the current view of Microsoft Corporation as of the date of this presentation. Because Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information provided after the date of this presentation. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.
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Scalability & Performance
Run the most demanding applications with the highest levels of performance & scalability Massive Host, Cluster & Virtual Machine scalability Ensure optimal resource availability for key applications & workloads Provide guaranteed levels of service for the key applications and workloads Guest NUMA Support Network & Storage Quality of Service Enhanced Dynamic Memory Capabilities Take advantage of hardware innovations, while still using existing hardware to maximum advantage Hardware Offloading & integration across compute, networking & storage
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Physical & Virtual Scalability
Massive scalability for the most demanding workloads Enterprise Class Scale for Key Workloads Virtual CPU 64 Hosts Support for up to 320 logical processors & 4TB physical memory per host Support for up to 1,024 virtual machines per host Clusters Support for up to 64 physical nodes & 8,000 virtual machines per cluster Virtual Machines Support for up to 64 virtual processors and 1TB memory per VM Virtual Memory 1TB 320 4TB Logical Processors Physical Memory Cluster Nodes 64
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Demo Massive Scalability
4/19/2017 Demo Massive Scalability
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Guest NUMA topology by default matches host NUMA topology
4/19/2017 Virtual Machine NUMA In Guest Non-Uniform Memory Access Projects NUMA topology onto a virtual machine Allows guest operating systems and applications to make intelligent NUMA decisions Aligns guest NUMA nodes with host resources Workloads such as SQL Server 2012, or IIS can take advantage of Guest NUMA vNUMA node A vNUMA node B vNUMA node A vNUMA node B NUMA node 1 NUMA node 2 NUMA node 3 NUMA node 4 Guest NUMA topology by default matches host NUMA topology
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Virtualized Workload Performance
High levels of performance for key Microsoft workloads 3 vCPU, 16GB RAM per VM, JetStress 2010 8 vCPU, 12GB RAM per WFE VM Windows Server 2012, SQL Server 2012, Single VM, 64GB of RAM SQL Server 2012 64 vCPU support drove 6x performance increase over previous version of Hyper-V 6.3% overhead compared with physical Exchange 2013 Virtualized 48,000 simulated users on a single Hyper-V host across 12 VMs, with low response times SharePoint 2013 Scaled to over 2 million heavy users at 1% concurrency, across 5 VMs on a single Hyper-V host
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Virtual Hard Disks | 4K Disk Support
4/19/2017 Virtual Hard Disks | 4K Disk Support Capabilities Improved performance of virtual hard disks on 512e disks Ability to host virtual hard disks on native 4Â KB disks VHDX & Support for Advanced Format Drives Physical sector 0 Physical sector 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Logical sector Benefits Reduces impact of 512e disks on virtual hard disk stack Workloads complete more quickly Sector bitmap First 4 KB for payload data Virtual hard disk 4 KB block (blue) not aligned with physical 4 KB boundary
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New Virtual Hard Disk Format
4/19/2017 New Virtual Hard Disk Format Features Storage capacity up to 64 TBs Corruption protection during power failures Optimal structure alignment for large-sector disks VHDX Provides Increased Scale, Protection & Alignment Large allocations and 1 MB aligned Data region (large allocations and 1 MB aligned) Block Allocation Table (BAT) User data blocks Benefits Increases storage capacity Protects data Helps to ensure quality performance on large-sector disks Intent log Sector bitmap blocks Header region Metadata region (small allocations and unaligned) Metadata table User metadata Header File metadata
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Expanded Virtual Disk & Volume without Downtime
Online VHDX Resize Online VHDX Resize provides VM storage flexibility Expand Virtual SCSI Disks Grow VHD & VHDX files whilst attached to a running virtual machine Then expand volume within the guest Shrink Virtual SCSI Disks Reduce volume size inside the guest Shrink the size of the VHDX file whilst the VM is running 40GB Primary Partition 30 GB Primary Partition 10 GB Unallocated Expanded Virtual Disk & Volume without Downtime
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Demo Online VHDX Resize
4/19/2017 Demo Online VHDX Resize
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Offloaded Data Transfer (ODX)
Token-based data transfer within the storage array Benefits Rapid virtual machine provisioning and migration Faster transfers on large files Minimized latency Maximized array throughput Less CPU and network use Performance not limited by network throughput or server use Improved datacenter capacity and scale Offload Copy Request Write Request Token Successful Write Result Token External Intelligent Storage Array Actual Data Virtual Disk Virtual Disk Token
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Virtual Fibre Channel in Hyper‑V
4/19/2017 Virtual Fibre Channel in Hyper‑V Access Fibre Channel SAN data from a virtual machine Hyper‑V host 1 Hyper‑V host 2 Unmediated access to a storage area network (SAN) Hardware-based I/O path to virtual hard disk stack N_Port ID Virtualization (NPIV) support Single Hyper‑V host connected to different SANs Up to four Virtual Fibre Channel adapters on a virtual machine Multipath I/O (MPIO) functionality Supports Live migration Virtual machine Virtual machine LIVE MIGRATION Worldwide Name Set A Worldwide Name Set B Worldwide Name Set A Worldwide Name Set B Live migration maintaining Fibre Channel connectivity
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Demo Offloaded Data Transfer
4/19/2017 Demo Offloaded Data Transfer
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Virtual Receive Side Scaling
Provides Near-Line Rate to a VM on Existing Hardware With out vProc Virtual Machine vProc vRSS makes it possible to virtualize traditionally network intensive physical workloads Extends the RSS functionality built into Windows Server 2012 Maximizes resource utilization by spreading VM traffic across multiple virtual processors Helps virtualized systems reach higher speeds with 40 Gbps and 100 Gbps NICs Requires no hardware upgrade and works with any NICs that support RSS vRSS vProc vProc vNIC Node 0 Node 1 Node 2 Node 3 With out RSS 1 2 3 Incoming packets
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Dynamic Virtual Machine Queue
Increased efficiency of network processing on Hyper-V hosts Without VMQ Hyper-V Virtual Switch is responsible for routing & sorting packets for VMs This leads to increased CPU processing, all focused on CPU0 With VMQ Physical NIC creates virtual network queues for each VM to reduce host CPU With Dynamic VMQ Processor cores dynamically allocated for a better spread of network traffic processing Hyper‑V Host Hyper‑V Host Hyper‑V Host CPU0 CPU1 CPU2 CPU3 CPU0 CPU1 CPU2 CPU3 CPU0 CPU1 CPU2 CPU3 Without VMQ With VMQ With DVMQ
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Single Root I/O Virtualization
4/19/2017 Single Root I/O Virtualization Integrated with NIC hardware for increased performance Standard that allows PCI Express devices to be shared by multiple VMs More direct hardware path for I/O Reduces network latency, CPU utilization for processing traffic and increases throughput SR-IOV capable physical NICs contain virtual functions that are securely mapped to VM This bypasses the Hyper-V Extensible Switch Full support for Live Migration Virtual Machine VM Network Stack Synthetic NIC Virtual Function Hyper‑V Extensible Switch SR-IOV NIC VF VF VF Traffic Flow Traffic Flow
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Dynamic Memory Achieve higher levels of density for your Hyper-V hosts
Windows Server 2008 R2 SP1 Introduced Dynamic Memory to enable reallocation of memory automatically between running virtual machines Enhanced in Windows Server 2012 & R2 Minimum & Startup Memory Smart Paging Memory Ballooning Runtime Configuration VM1 Maximum memory Memory in use Maximum memory Memory in use Minimum memory Administrator can increase maximum memory without a restart Hyper‑V Physical memory pool Physical memory pool Physical memory pool
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Dynamic Memory | Smart Paging
Utilize disk as additional, temporary memory Hyper-V Smart Paging Reliable way to keep a VM running when no physical memory is available Performance will be degraded as disk is much slower than memory Used in the following situations: VM restart No physical memory is available No memory can be reclaimed from other virtual machines on that host VM1 VM2 Maximum memory Minimum VMn Minimum memory Maximum Maximum memory Startup increases memory in use Memory in use after startup Minimum memory Hyper‑V Paging file provides additional memory for startup Memory reclaimed after startup Physical memory pool Physical memory pool Physical memory pool Physical memory pool Virtual machine starting with Hyper‑V smart paging Removing paged memory after virtual machine restart
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4/19/2017 Resource Metering Resource Pool Internet Resource Metering Features Uses resource pools Compatible with all Hyper‑V operations Unaffected by virtual machine movement Uses Network Metering Port ACLs 30 20 15 25 10 5 55 15 10 30 20 35 45 25 50 40 5 Resource Pool Internet Customer 1 Resource Pool Internet Customer 2 Metrics Average CPU use Average memory use Minimum memory use Maximum memory use Maximum disk allocation Incoming network traffic Outgoing network traffic Incoming storage IOPS Outgoing storage IOPS VM 1 Customer 1 VM 2 Customer 1 VM 3 Customer 1 VM 1 Customer 2 VM 2 Customer 2 VM 3 Customer 2 Benefits of Resource Metering Easier to track virtual machine use Can be used to aggregate data for multiple virtual machines Can be used to build accurate lookback and chargeback solutions Easier to obtain resource use data Virtual Machine Resource Metering 30 45 20 40 10 25 A two-tenant environment built with Hyper‑V in Windows Server 2012 R2
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Network Quality of Service
Achieve desired levels of networking performance Relative minimum bandwidth Strict minimum bandwidth Bandwidth Management Establishes a bandwidth floor Assigns specified bandwidth for each type of traffic Helps to ensure fair sharing during congestion Can exceed quota with no congestion 2 Mechanisms Enhanced packet scheduler (software) Network adapter with DCB support (hardware) Normal priority High priority Critical Hyper‑V Extensible Switch W=1 W=2 W=5 Bronze tenant Silver tenant Gold tenant Hyper‑V Extensible Switch 100 MB 200 MB 500 MB 1 Gbps Gold tenant Hyper‑V Extensible Switch 500 MB 1 Gbps NIC Teaming Bandwidth oversubscription
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Storage Quality of Service
4/19/2017 Storage Quality of Service Control allocation of Storage IOPS between VM Disks Allows an administrator to specify a maximum IOPS cap Takes into account incoming & outgoing IOPS Configurable on a VHDX by VHDX basis for granular control whilst VM is running Prevents VMs from consuming all of the available I/O bandwidth to the underlying physical resource Supports Dynamic, Fixed & Differencing OS VHDX Virtual Machine Data VHDX Hyper-V Host 500 1000 1,500 IOPS
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Demo Quality of Service
4/19/2017 Demo Quality of Service
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Evaluate | Train | Certify
4/19/2017 Evaluate | Train | Certify Get the evaluation Microsoft Server and Cloud Platform: Get trained Microsoft Virtual Academy: Get certified Microsoft Learning:
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© 2013 Microsoft Corporation. All rights reserved
© 2013 Microsoft Corporation. All rights reserved. Microsoft, Windows, and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries. The information herein is for informational purposes only and represents the current view of Microsoft Corporation as of the date of this presentation. Because Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information provided after the date of this presentation. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.
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