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vm:proxmox:kvm:windows:mitigations [2025/01/08 20:37] – created niziakvm:proxmox:kvm:windows:mitigations [2025/01/09 08:08] (current) – niziak
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 I've noticed that switching from ''kvm64'' CPU to ''x86-64-v2-AES'' or ''host'' slows down Windows guest insanely. I've noticed that switching from ''kvm64'' CPU to ''x86-64-v2-AES'' or ''host'' slows down Windows guest insanely.
  
-Mitigations can be disabled in Windows guest:+Mitigations can be disabled in Windows guest using this tool:
  
 [[https://www.grc.com/inspectre.htm|InSpectre]] [[https://www.grc.com/inspectre.htm|InSpectre]]
 +
 +Or:
 +<code powershell>
 +reg add "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management" /v FeatureSettingsOverride /t REG_DWORD /d 3 /f
 +reg add "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management" /v FeatureSettingsOverrideMask /t REG_DWORD /d 3 /f
 +</code>
 +