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VMware vSphere

VMware vSphere. Nth Generation Computing. VMware vSphere architecture. VMware vSphere. VMware VMotion. What is it? Live migration of virtual machines from one host to another with no service interruption Impact Zero downtime Continuous service availability 8 – 5 maintenance

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VMware vSphere

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  1. VMware vSphere Nth Generation Computing

  2. VMware vSphere architecture VMware vSphere

  3. VMware VMotion • What is it? • Live migration of virtual machines from one host to another with no service interruption • Impact • Zero downtime • Continuous service availability • 8 – 5 maintenance • Complete transaction integrity • Supported on Fibre Channel, iSCSI SAN and NAS

  4. Distributed Resource Scheduler Creating a Unified Compute Resource • Automates initial virtual machine placement • Uses VMotion to continuously optimize based on current workload • Reacts to adding or removing hosts from the cluster

  5. Distributed Power Management • Dynamically reduce your power footprint • During non-peak hours, consolidate VMs onto fewer hosts • Place unnecessary hosts in standby mode • When load increases, bring additional hosts out of standby • vSphere supports WOL and new wake technologies (iLO, IPMI)

  6. VMware High Availability VMware vSphere VMware vSphere VMware vSphere VMware HA enables cost-effective high availability for all applications • What is it? • Automatic restart of virtual machines in case of server failure • HA Impact • Cost effective high availability for all applications • No need for dedicated stand-by hardware • None of the cost and complexity of clustering

  7. VMware ESXi Next generation, thin hypervisor integrated in server systems • Thin architecture • Unparalleled security and reliability • Fits on a 1GB USB Flash Drive • Only OS-independent design focused on virtualization • Integrated in server systems • Easiest way to deploy and manage virtualization • Hardware is certified and ready-to-run • Intuitive start up experience that dramatically reduces deployment time • Optimized for central management

  8. Why you should be using ESXi • Higher Density • Lower Cost • Less Complexity • Future of development • “In the future, ESXi’s superior architecture will be the exclusive focus of VMware’s development efforts.” • ESXi Team Blog “ESXi Chronicles”, June 1st 2009 • “Due to the superior nature of ESXi, VMware will discontinue the classic Service Console-based ESX in the near future” • Session abstract for VMworld 2009 TA4060, “The Path to COS-less ESX: Migrating Server Operations from ESX to ESXi” • So don’t bet on there being a version 5 of ESX “Classic”

  9. VMware Update Manager • Automates patch management for ESX Server hosts and select Microsoft and RHEL virtual machines • Scans and remedies online as well as offline virtual machines and online ESX Server hosts • Snapshots virtual machines prior to patching and allows rollback to snapshot • Eliminates manual tracking of patch levels of ESX Server hosts and virtual machines • Automates enforcement of patch standards • Reduces risk through snapshots and offline virtual machine patching

  10. Zero-Downtime Host Patching • Update Manager patches entire DRS clusters • Each host in the cluster enters DRS maintenance mode, one at a time • VMs are migrated off, host is patched & rebooted if required • VMs are migrated back on • Next host is selected Update Manager server VMotion VMotion • Automates patching of large number of hosts with zero downtime to virtual machines

  11. Update Manager Improvements • Upgrades as well as Patching • Update Manager is preferred upgrade tool for VI35->VS40 • VM Upgrades (VMware Tools, VM Hardware Version) • Staging Patches • Now you can pre-load patches onto your hosts before your maintenance window to reduce patch time. • Shared Repositories • Multiple Update Manager servers can share a single patch repository.

  12. Storage VMotion • Storage independent migration of virtual machine disks • Zero downtime to virtual machines • LUN independent • Supported for Fibre Channel & iSCSI SANs • Minimizes planned downtime due to storage • Complete planned downtime management solution across servers and storage with VMotion and Storage VMotion

  13. Storage VMotion Improvements • Much faster thanks to block-change tracking • Virtual Hardware version 7 VMs track changed blocks, making SVMotion deltas quicker • Doesn’t require double resources • No longer requires a “self-vMotion” meaning your VM takes up double the CPU and RAM during SVMotion • As a result, doesn’t need VMotion to be enabled on host • Can move between all supported storage types • FC, iSCSI, NFS • Switch from Full- to Thin-Provisioned during SVMotion • GUI SUPPORT!

  14. VMware Fault Tolerance App App App App App App App OS OS OS OS OS OS OS • Single identical VMs running in lockstep on separate hosts • Zero downtime, zero data loss failover for all virtual machines in case of hardware failures • Integrated with VMware HA/DRS X X HA HA FT VMware ESX VMware ESX • Zero downtime, zero data loss • No complex clustering or specialized hardware required • Single common mechanism for all applications and OS-es

  15. Distributed vSwitches • New Distributed Virtual Switch technology allows one vitual switch to manage your entire virtual datacenter. • Use the built-in VMware Distributed vSwitch or replace it with a Nexus 1000V virtual switch.

  16. Host Profiles • Configure your ESX server once, then replicate its configuration to other servers. • Automatically configure new cluster members with a base config. • Use for compliance – easily identify misconfigurations

  17. Thin Provisioning • Provision your VMs with disks that grow as needed. • Doesn’t require array support. • New alarming and reporting capabilities keep you out of trouble. • If you run out of space, VMFS now supports volume grow.

  18. vShield Zones • Create VM-aware firewalls and trust zones, all within your Virtual Infrastructure • Base your trust zones on existing containers like hosts, vSwitches, or folders. • Runs as a virtual appliance.

  19. vSphere Data Recovery • vSphere Data Recovery integrates disk-to-disk backup into the vSphere Client. Includes Deduplication!

  20. vSphere Data Recovery • Full VM restore is as easy as rolling back to a snapshot. • File level restore is as easy as copying files from a mounted drive letter.

  21. Bigger VMs, Bigger Hosts • New Host Maximums: • 64 logical CPUs, 1TB Memory, 320 VMs, 350K IOPS • “Logical CPU” is Sockets x Cores x Threads • New Virtual Machine Maximums: • 8 vCPUs, 255GB Memory, Faster SCSI and NIC adapters • Paravirtualized SCSI adapter provides better storage I/O rates • VMXNET3 NIC supports all kinds of offload, including Receive Side Scaling in Windows 2008

  22. Performance is Key • In an 8vCPU VM, OLTP throughput is 86% of native • VMware whitepaper “Performance and Scalability of Microsoft SQL Server on VMware vSphere 4” • World-record 50,166 score on SPECweb2005 • 14% improvement over previous record on VI3 • SAP workloads handle 95% users of native • VMware whitepaper “Virtualized SAP Performance with VMware vSphere 4” • SPECjvm2008 ops/m is 94% of native • Accommodate 8000 Heavy Users in Exchange 2007 on an 8 core server (2x of native!) • VMware whitepaper “Microsoft Exchange Server 2007 Performance on VMware vSphere 4”

  23. vSphere 4 Editions Large scale management of critical production applications Host Profiles Distributed Switch DRS / DPM DRS / DPM Storage VMotion Storage VMotion High availability products for protecting critical production applications vShield Zones vShield Zones vShield Zones Data Recovery Data Recovery Data Recovery Fault Tolerance Fault Tolerance Fault Tolerance Hot Add Hot Add Hot Add VMotion™ VMotion™ VMotion™ Thin Provisioning Thin Provisioning Thin Provisioning Thin Provisioning High Availability High Availability High Availability High Availability Update Manager Update Manager Update Manager Update Manager Basic consolidation of a lab or small environment VCB / vStorage APIs VCB / vStorage APIs VCB / vStorage APIs VCB / vStorage APIs VC Agent VC Agent VC Agent VC Agent 4-way vSMP 8-way vSMP 4-way vSMP 4-way vSMP VMware ESXi OR VMware ESX VMware ESXi OR VMware ESX VMware ESXi OR VMware ESX VMware ESXi OR VMware ESX 6 Physical Cores / CPU 256 GB Physical Memory 12 Physical Cores / CPU No License Memory Limit 12 Physical Cores / CPU 256 GB Physical Memory 6 Physical Cores / CPU 256 GB Physical Memory ENTERPRISE PLUS STANDARD ADVANCED ENTERPRISE

  24. But what about support? • Microsoft has developed the Server Virtualization Validation Program (SVVP) • These Hypervisors receive support equal to that of physical hardware • VMware ESX 3.5 was the first hypervisor on this list! • Windows 2003, 2008, and 41 Microsoft applications are supported. • vSphere already supported!

  25. Questions ?

  26. VMware Demo

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