Tag Archives: Optimization

Disable Virtual Machine Swap File (.vswp)

For each powered-on virtual machine, a .vswp file is placed in the virtual machines directory on the datastore. This file is required by VMkernel to swap virtual machine memory to the disk in case of excessive overprovisioning. The swap file size can be calculated with the formula (.vswp File = Allocated Memory - Memory Reservation). As per default, the reservation is set to 0, so the .vswp file size is equal to the amount of virtual memory.

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