Setting the value (as I mistakenly did) to a value significantly less than the default (eg 1024MB on a 64GB machine) might have a negative effect on performance So my recommendation is as simple as; If (as per best practice) you use only Hyper-V on your servers and your drivers, backup, antivirus and other applications do not use a lot of memory, then leave this value at the default (i.e. it shoul