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Diffstat (limited to 'results/classifier/gemma3:12b/kvm/2926')
| -rw-r--r-- | results/classifier/gemma3:12b/kvm/2926 | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/results/classifier/gemma3:12b/kvm/2926 b/results/classifier/gemma3:12b/kvm/2926 new file mode 100644 index 000000000..974180844 --- /dev/null +++ b/results/classifier/gemma3:12b/kvm/2926 @@ -0,0 +1,37 @@ + +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) + |