Desktop Virtualization

Desktop Virtualization

1. Move traditional desktop-based computing from the local desktop to the datacenter

2. REASONS

   • Desktop average utilization usually quite low
   • High acquisition, maintenance & operation costs
   • IT staff must be present in the field
   • Difficulty to keep unified OS image across the board
   • No or poor control over data stored locally
   • Provisioning a new laptop often a long process

3. BENEFITS

   • Upgrade, patch, backup desktops in a single location
   • Secure confidential information in a secure data center
   • Rapidly provision new desktops
   • Regain control over standard desktop images

4. DRAWBACKS

   • Somewhat disruptive to users
   • Initial roll out more complex than installing a new PC locally

5. VDI

   • Citrix VDI-in-a-Box consists of a single virtual appliance that provides all the functionality needed to create, provision, manage, and load balance virtual desktops
   • Citrix FlexCast is a delivery technology that allows an IT administrator to personalize virtual desktops to meet the performance, security and flexibility requirements of end users
     • TYPES
       • Local VM
       • Streamed VHD
       • Hosted VDI
       • Hosted Shared
       • On- demand apps