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authorChristian Krinitsin <mail@krinitsin.com>2025-06-16 16:59:00 +0000
committerChristian Krinitsin <mail@krinitsin.com>2025-06-16 16:59:33 +0000
commit9aba81d8eb048db908c94a3c40c25a5fde0caee6 (patch)
treeb765e7fb5e9a3c2143c68b0414e0055adb70e785 /results/classifier/118/graphic/2926
parentb89a938452613061c0f1f23e710281cf5c83cb29 (diff)
downloadqemu-analysis-9aba81d8eb048db908c94a3c40c25a5fde0caee6.tar.gz
qemu-analysis-9aba81d8eb048db908c94a3c40c25a5fde0caee6.zip
add 18th iteration of classifier
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diff --git a/results/classifier/118/graphic/2926 b/results/classifier/118/graphic/2926
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+graphic: 0.978
+files: 0.948
+performance: 0.945
+KVM: 0.929
+peripherals: 0.923
+x86: 0.923
+architecture: 0.911
+PID: 0.899
+kernel: 0.891
+hypervisor: 0.889
+device: 0.885
+semantic: 0.818
+virtual: 0.814
+ppc: 0.789
+VMM: 0.785
+permissions: 0.775
+debug: 0.771
+mistranslation: 0.749
+user-level: 0.747
+register: 0.731
+socket: 0.715
+arm: 0.687
+boot: 0.685
+network: 0.685
+vnc: 0.674
+i386: 0.668
+risc-v: 0.640
+assembly: 0.625
+TCG: 0.551
+
+Excessive memory allocation on guest and host with gpu passthrough
+Description of problem:
+While gpu passthrough is enabled, the maximum amount of ram is allocated on the host (64 GB), even if the guest only has 8 GB configured as "currently allocated".
+If I disable the physical gpu, the guest only takes the 8 GB.
+Steps to reproduce:
+1. Install qemu-kvm virt-manager libvirt-daemon-system virtinst libvirt-clients and bridge-utils.
+1. Create a Windows vm with virt-manager
+1. Insert discrete GPU on a secondary pcie slot.
+1. Add `intel_iommu=on iommu=pt vfio-pci.ids=10de:17c8,10de:0fb0` to the GRUB kernel parameters.
+1. Add `options vfio-pci ids=10de:17c8,10de:0fb0` and `softdep nvidia pre: vfio-pci` to `/etc/modprobe.d/vfio.conf`.
+1. Update initrmfs image.
+1. Add pcie hardware on virt-manager.
+1. Install virtio and nvidia drivers on guest.
+Additional information:
+I'm using an Nvidia gtx 980Ti on a secondary slot for the guest.
+The first slot has an rtx 4090 used by the host.
+
+```
+OS: Linux Mint 22.1 x86_64 
+Host: MS-7E07 2.0 
+Kernel: 6.8.0-51-generic 
+Shell: bash 5.2.21 
+Resolution: 3840x2160, 3840x2160 
+DE: Cinnamon 6.4.8 
+WM: Mutter (Muffin) 
+Terminal: gnome-terminal 
+CPU: Intel i9-14900K (32) @ 5.700GHz 
+GPU: NVIDIA GeForce GTX 980 Ti 
+GPU: NVIDIA GeForce RTX 4090 
+GPU: Intel Raptor Lake-S GT1 [UHD Graphics 770] 
+Memory: 73717MiB / 96317MiB 
+```
+
+[vWin.xml](/uploads/3fe8133f67577f8724b060908b390c32/vWin.xml)
+[vWin.log](/uploads/efa029460a62b62cbcff464af7cdb72a/vWin.log)
+![Screenshot_from_2025-04-19_02-34-37](/uploads/0245ed4bf2dee96fcf396ef899ac2c2b/Screenshot_from_2025-04-19_02-34-37.png)