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NetApp Stage KB

Global File Cache: What are Virtual Deployment Requirements for Global File Cache

Last Updated:

Applies to

  • Global File Cache (GFC)
  • Microsoft Hyper-V
  • VMware vSphere 6.x onwards


  • Microsoft Hyper-V 2016 R2 onwards
    • Processor (CPU): CPUs must be set as Static: Minimum: 4vCPU Cores.
    • Memory (RAM): Minimum: 16GB set as Static.
    • Hard Disk Provisioning: Hard Disks must be configured as “Fixed Disk”.
  • VMware vSphere 6.x onwards
    • Processor (CPU) * IMPORTANT: Reservation of CPU Cycles must be set. Minimum: 4 
    • vCPU Cores @ 10000MHz.
    • Memory (RAM) * IMPORTANT: Minimum: Reservation of 16GB.
    • Hard Disk Provisioning * IMPORTANT: 
    • Disk Provisioning set as “Thick Provisioned Eager Zeroed”,
    • Hard Disk Shares set to High,
    • Set “devices.hotplug” to “false” using the vSphere Client to prevent Microsoft Windows from presenting 
    • GFC drives as “removable”.


Additional Information

  • Hypervisor platforms are known to be subject to performance degradation from a storage subsystem perspective (e.g. latency).
  • For optimal performance using GFC, a physical server instance with SSD is recommended.


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