chore(deps): update docker/setup-buildx-action action to v4

build: Update VirtIO drivers to v1.9.57 (#1709 )
feat: Add memory ballooning support (#1688 )
2026-05-06 14:41:24 +00:00 · 2026-05-06 06:26:30 +00:00 · 2026-05-06 08:25:54 +02:00 · 2026-05-06 07:57:31 +02:00
40 changed files with 256 additions and 1 deletions
--- a/2
+++ b/2
@ -27,7 +27,7 @@ RUN set -eu && \
 COPY --chmod=755 ./src /run/
 COPY --chmod=755 ./assets /run/assets

-ADD --chmod=664 https://github.com/qemus/virtiso-whql/releases/download/v1.9.53-0/virtio-win-1.9.53.tar.xz /var/drivers.txz
+ADD --chmod=664 https://github.com/qemus/virtiso-whql/releases/download/v1.9.57-0/virtio-win-1.9.57.tar.xz /var/drivers.txz

 FROM dockurr/windows-arm:${VERSION_ARG} AS build-arm64
 FROM build-${TARGETARCH}
--- a/assets/win10x64-enterprise-eval.xml
+++ b/assets/win10x64-enterprise-eval.xml
@ -246,6 +246,11 @@
          <Path>reg.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\CurrentVersion\NetworkList\Signatures\FirstNetwork" /v Category /t REG_DWORD /d 1 /f</Path>
          <Description>Set Network Location to Home</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>26</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win10x64-enterprise.xml
+++ b/assets/win10x64-enterprise.xml
@ -249,6 +249,11 @@
          <Path>reg.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\CurrentVersion\NetworkList\Signatures\FirstNetwork" /v Category /t REG_DWORD /d 1 /f</Path>
          <Description>Set Network Location to Home</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>26</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win10x64-iot.xml
+++ b/assets/win10x64-iot.xml
@ -255,6 +255,11 @@
          <Path>reg.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\CurrentVersion\NetworkList\Signatures\FirstNetwork" /v Category /t REG_DWORD /d 1 /f</Path>
          <Description>Set Network Location to Home</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>26</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win10x64-ltsc.xml
+++ b/assets/win10x64-ltsc.xml
@ -252,6 +252,11 @@
          <Path>reg.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\CurrentVersion\NetworkList\Signatures\FirstNetwork" /v Category /t REG_DWORD /d 1 /f</Path>
          <Description>Set Network Location to Home</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>26</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win10x64.xml
+++ b/assets/win10x64.xml
@ -249,6 +249,11 @@
          <Path>reg.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\CurrentVersion\NetworkList\Signatures\FirstNetwork" /v Category /t REG_DWORD /d 1 /f</Path>
          <Description>Set Network Location to Home</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>26</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win11x64-enterprise-eval.xml
+++ b/assets/win11x64-enterprise-eval.xml
@ -269,6 +269,11 @@
          <Path>pnputil -i -a C:\Windows\Drivers\viogpudo\viogpudo.inf</Path>
          <Description>Install VirtIO display driver</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>27</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win11x64-enterprise.xml
+++ b/assets/win11x64-enterprise.xml
@ -272,6 +272,11 @@
          <Path>pnputil -i -a C:\Windows\Drivers\viogpudo\viogpudo.inf</Path>
          <Description>Install VirtIO display driver</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>27</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win11x64-iot.xml
+++ b/assets/win11x64-iot.xml
@ -272,6 +272,11 @@
          <Path>pnputil -i -a C:\Windows\Drivers\viogpudo\viogpudo.inf</Path>
          <Description>Install VirtIO display driver</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>27</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win11x64-ltsc.xml
+++ b/assets/win11x64-ltsc.xml
@ -272,6 +272,11 @@
          <Path>pnputil -i -a C:\Windows\Drivers\viogpudo\viogpudo.inf</Path>
          <Description>Install VirtIO display driver</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>27</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win11x64.xml
+++ b/assets/win11x64.xml
@ -272,6 +272,11 @@
          <Path>pnputil -i -a C:\Windows\Drivers\viogpudo\viogpudo.inf</Path>
          <Description>Install VirtIO display driver</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>27</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win2008r2-eval.xml
+++ b/assets/win2008r2-eval.xml
@ -154,6 +154,15 @@
        </FirewallGroup>
      </FirewallGroups>
    </component>
+    <component name="Microsoft-Windows-Deployment" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
+      <RunSynchronous>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>1</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
+      </RunSynchronous>
+    </component>
  </settings>
  <settings pass="oobeSystem">
    <component name="Microsoft-Windows-Shell-Setup" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win2008r2.xml
+++ b/assets/win2008r2.xml
@ -157,6 +157,15 @@
        </FirewallGroup>
      </FirewallGroups>
    </component>
+    <component name="Microsoft-Windows-Deployment" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
+      <RunSynchronous>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>1</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
+      </RunSynchronous>
+    </component>
  </settings>
  <settings pass="oobeSystem">
    <component name="Microsoft-Windows-Shell-Setup" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win2012r2-eval.xml
+++ b/assets/win2012r2-eval.xml
@ -155,6 +155,11 @@
          <Path>reg.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\CurrentVersion\NetworkList\Signatures\FirstNetwork" /v Category /t REG_DWORD /d 1 /f</Path>
          <Description>Set Network Location to Home</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>2</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-ServerManager-SvrMgrNc" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win2012r2.xml
+++ b/assets/win2012r2.xml
@ -158,6 +158,11 @@
          <Path>reg.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\CurrentVersion\NetworkList\Signatures\FirstNetwork" /v Category /t REG_DWORD /d 1 /f</Path>
          <Description>Set Network Location to Home</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>2</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-ServerManager-SvrMgrNc" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win2016-eval.xml
+++ b/assets/win2016-eval.xml
@ -155,6 +155,11 @@
          <Path>reg.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\CurrentVersion\NetworkList\Signatures\FirstNetwork" /v Category /t REG_DWORD /d 1 /f</Path>
          <Description>Set Network Location to Home</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>2</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-ServerManager-SvrMgrNc" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win2016.xml
+++ b/assets/win2016.xml
@ -158,6 +158,11 @@
          <Path>reg.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\CurrentVersion\NetworkList\Signatures\FirstNetwork" /v Category /t REG_DWORD /d 1 /f</Path>
          <Description>Set Network Location to Home</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>2</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-ServerManager-SvrMgrNc" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win2019-eval.xml
+++ b/assets/win2019-eval.xml
@ -159,6 +159,11 @@
          <Path>reg.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\CurrentVersion\NetworkList\Signatures\FirstNetwork" /v Category /t REG_DWORD /d 1 /f</Path>
          <Description>Set Network Location to Home</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>2</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-ServerManager-SvrMgrNc" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win2019-hv.xml
+++ b/assets/win2019-hv.xml
@ -164,6 +164,11 @@
          <Path>dism.exe /online /Disable-Feature /FeatureName:Microsoft-Hyper-V /NoRestart</Path>
          <Description>Disable Hyper-V role</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>3</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-ServerManager-SvrMgrNc" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win2019.xml
+++ b/assets/win2019.xml
@ -162,6 +162,11 @@
          <Path>reg.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\CurrentVersion\NetworkList\Signatures\FirstNetwork" /v Category /t REG_DWORD /d 1 /f</Path>
          <Description>Set Network Location to Home</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>2</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-ServerManager-SvrMgrNc" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win2022-eval.xml
+++ b/assets/win2022-eval.xml
@ -159,6 +159,11 @@
          <Path>reg.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\CurrentVersion\NetworkList\Signatures\FirstNetwork" /v Category /t REG_DWORD /d 1 /f</Path>
          <Description>Set Network Location to Home</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>2</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-ServerManager-SvrMgrNc" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win2022.xml
+++ b/assets/win2022.xml
@ -162,6 +162,11 @@
          <Path>reg.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\CurrentVersion\NetworkList\Signatures\FirstNetwork" /v Category /t REG_DWORD /d 1 /f</Path>
          <Description>Set Network Location to Home</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>2</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-ServerManager-SvrMgrNc" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win2025-eval.xml
+++ b/assets/win2025-eval.xml
@ -164,6 +164,11 @@
          <Path>pnputil -i -a C:\Windows\Drivers\viogpudo\viogpudo.inf</Path>
          <Description>Install VirtIO display driver</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>4</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-ServerManager-SvrMgrNc" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win2025.xml
+++ b/assets/win2025.xml
@ -167,6 +167,11 @@
          <Path>pnputil -i -a C:\Windows\Drivers\viogpudo\viogpudo.inf</Path>
          <Description>Install VirtIO display driver</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>4</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-ServerManager-SvrMgrNc" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win7x64-enterprise-eval.xml
+++ b/assets/win7x64-enterprise-eval.xml
@ -148,6 +148,15 @@
        </FirewallGroup>
      </FirewallGroups>
    </component>
+    <component name="Microsoft-Windows-Deployment" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
+      <RunSynchronous>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>1</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
+      </RunSynchronous>
+    </component>
  </settings>
  <settings pass="oobeSystem">
    <component name="Microsoft-Windows-Shell-Setup" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win7x64-enterprise.xml
+++ b/assets/win7x64-enterprise.xml
@ -152,6 +152,15 @@
        </FirewallGroup>
      </FirewallGroups>
    </component>
+    <component name="Microsoft-Windows-Deployment" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
+      <RunSynchronous>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>1</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
+      </RunSynchronous>
+    </component>
  </settings>
  <settings pass="oobeSystem">
    <component name="Microsoft-Windows-Shell-Setup" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win7x64-ultimate.xml
+++ b/assets/win7x64-ultimate.xml
@ -152,6 +152,15 @@
        </FirewallGroup>
      </FirewallGroups>
    </component>
+    <component name="Microsoft-Windows-Deployment" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
+      <RunSynchronous>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>1</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
+      </RunSynchronous>
+    </component>
  </settings>
  <settings pass="oobeSystem">
    <component name="Microsoft-Windows-Shell-Setup" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win7x64.xml
+++ b/assets/win7x64.xml
@ -152,6 +152,15 @@
        </FirewallGroup>
      </FirewallGroups>
    </component>
+    <component name="Microsoft-Windows-Deployment" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
+      <RunSynchronous>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>1</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
+      </RunSynchronous>
+    </component>
  </settings>
  <settings pass="oobeSystem">
    <component name="Microsoft-Windows-Shell-Setup" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win7x86-enterprise.xml
+++ b/assets/win7x86-enterprise.xml
@ -152,6 +152,15 @@
        </FirewallGroup>
      </FirewallGroups>
    </component>
+    <component name="Microsoft-Windows-Deployment" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
+      <RunSynchronous>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>1</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
+      </RunSynchronous>
+    </component>
  </settings>
  <settings pass="oobeSystem">
    <component name="Microsoft-Windows-Shell-Setup" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win7x86-ultimate.xml
+++ b/assets/win7x86-ultimate.xml
@ -152,6 +152,15 @@
        </FirewallGroup>
      </FirewallGroups>
    </component>
+    <component name="Microsoft-Windows-Deployment" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
+      <RunSynchronous>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>1</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
+      </RunSynchronous>
+    </component>
  </settings>
  <settings pass="oobeSystem">
    <component name="Microsoft-Windows-Shell-Setup" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win7x86.xml
+++ b/assets/win7x86.xml
@ -152,6 +152,15 @@
        </FirewallGroup>
      </FirewallGroups>
    </component>
+    <component name="Microsoft-Windows-Deployment" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
+      <RunSynchronous>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>1</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
+      </RunSynchronous>
+    </component>
  </settings>
  <settings pass="oobeSystem">
    <component name="Microsoft-Windows-Shell-Setup" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win81x64-enterprise-eval.xml
+++ b/assets/win81x64-enterprise-eval.xml
@ -146,6 +146,11 @@
          <Path>reg.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\CurrentVersion\NetworkList\Signatures\FirstNetwork" /v Category /t REG_DWORD /d 1 /f</Path>
          <Description>Set Network Location to Home</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>2</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win81x64-enterprise.xml
+++ b/assets/win81x64-enterprise.xml
@ -149,6 +149,11 @@
          <Path>reg.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\CurrentVersion\NetworkList\Signatures\FirstNetwork" /v Category /t REG_DWORD /d 1 /f</Path>
          <Description>Set Network Location to Home</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>2</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/win81x64.xml
+++ b/assets/win81x64.xml
@ -156,6 +156,11 @@
          <Path>reg.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\CurrentVersion\NetworkList\Signatures\FirstNetwork" /v Category /t REG_DWORD /d 1 /f</Path>
          <Description>Set Network Location to Home</Description>
        </RunSynchronousCommand>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>2</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
      </RunSynchronous>
    </component>
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/winvistax64-enterprise.xml
+++ b/assets/winvistax64-enterprise.xml
@ -90,6 +90,15 @@
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
      <fDenyTSConnections>false</fDenyTSConnections>
    </component>
+    <component name="Microsoft-Windows-Deployment" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
+      <RunSynchronous>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>1</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
+      </RunSynchronous>
+    </component>
  </settings>
  <settings pass="oobeSystem">
    <component name="Microsoft-Windows-International-Core" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/winvistax64-ultimate.xml
+++ b/assets/winvistax64-ultimate.xml
@ -90,6 +90,15 @@
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
      <fDenyTSConnections>false</fDenyTSConnections>
    </component>
+    <component name="Microsoft-Windows-Deployment" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
+      <RunSynchronous>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>1</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
+      </RunSynchronous>
+    </component>
  </settings>
  <settings pass="oobeSystem">
    <component name="Microsoft-Windows-International-Core" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/winvistax64.xml
+++ b/assets/winvistax64.xml
@ -90,6 +90,15 @@
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
      <fDenyTSConnections>false</fDenyTSConnections>
    </component>
+    <component name="Microsoft-Windows-Deployment" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
+      <RunSynchronous>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>1</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
+      </RunSynchronous>
+    </component>
  </settings>
  <settings pass="oobeSystem">
    <component name="Microsoft-Windows-International-Core" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/winvistax86-enterprise.xml
+++ b/assets/winvistax86-enterprise.xml
@ -90,6 +90,15 @@
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
      <fDenyTSConnections>false</fDenyTSConnections>
    </component>
+    <component name="Microsoft-Windows-Deployment" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
+      <RunSynchronous>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>1</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
+      </RunSynchronous>
+    </component>
  </settings>
  <settings pass="oobeSystem">
    <component name="Microsoft-Windows-International-Core" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/winvistax86-ultimate.xml
+++ b/assets/winvistax86-ultimate.xml
@ -90,6 +90,15 @@
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
      <fDenyTSConnections>false</fDenyTSConnections>
    </component>
+    <component name="Microsoft-Windows-Deployment" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
+      <RunSynchronous>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>1</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
+      </RunSynchronous>
+    </component>
  </settings>
  <settings pass="oobeSystem">
    <component name="Microsoft-Windows-International-Core" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
--- a/assets/winvistax86.xml
+++ b/assets/winvistax86.xml
@ -90,6 +90,15 @@
    <component name="Microsoft-Windows-TerminalServices-LocalSessionManager" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
      <fDenyTSConnections>false</fDenyTSConnections>
    </component>
+    <component name="Microsoft-Windows-Deployment" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
+      <RunSynchronous>
+        <RunSynchronousCommand wcm:action="add">
+          <Order>1</Order>
+          <Path>C:\Windows\Drivers\Balloon\blnsvr.exe -i</Path>
+          <Description>Install VirtIO Balloon service</Description>
+        </RunSynchronousCommand>
+      </RunSynchronous>
+    </component>
  </settings>
  <settings pass="oobeSystem">
    <component name="Microsoft-Windows-International-Core" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
Author	SHA1	Message	Date
renovate[bot]	27b05c328d	chore(deps): update docker/setup-buildx-action action to v4	2026-05-06 06:26:30 +00:00
Kroese	3e37a04d96	build: Update VirtIO drivers to v1.9.57 (#1709 )	2026-05-06 08:25:54 +02:00
Luca De Petrillo	0ea63962af	feat: Add memory ballooning support (#1688 )	2026-05-06 07:57:31 +02:00