Live for Speed S3 PC VR - 2024-05-15 19:02 Gameplay
1OS:
Host: Manjaro(Kernel 6.6), dm-crypt, zfs, kvm, libvirt, qemu
Guest: Windows 11 Professional on q35-7.0
Host Specs:
MSI X470 Gaming Pro
Ryzen 5800X, 8x core, 16 threads(only 1 dedicated core(2 threads) is accessible for Host)
32GB DDR4 3200MHz CL 22 ECC, 2x KSM32ED8/16HD
AMD Sapphire Radeon RX 7900 XT 20GB
Some lowend nVidia for host graphics
3x Samsung SATA SSD 500GB
2x Samsung SATA SSD 2TB
2x Samsung SATA SSD 4TB
Guest Specs:
Host-passthrough libvirt setting with 7x dedicated core(14 threads)
24GB RAM allocated via hugepages
300GB 3-way mirror on SSD
1,7 TB Mirror SSD
3,4 TB Single SSD
3,4 TB Single SSD
AMD Sapphire Radeon RX 7900 XT 20GB via pci-passthrough, vfio-pci
Recorded/Streamed via obs-studio or directly via VR Headset
Kernel parameters:
amd_iommu=on iommu=pt kvm_amd.npt=1 kvm_amd.nested=0 kvm_amd.avic=1 kvm.ignore_msrs=1 default_hugepagesz=1G hugepagesz=1G hugepages=24 isolcpus=1-7,9-15 irqaffinity=0,8 nohz_full=1-7,9-15 rcu_nocbs=1-7,9-15 rcu_nocb_poll elevator=deadline pcie_aspm=off video=vesafb:off,efifb:off
Sysctl parameters:
vm.swappiness = 0
vm.min_free_kbytes = 262144
vm.dirty_ratio = 3
vm.dirty_background_ratio = 1
ZFS parameters:
zfs_arc_min=268435456
zfs_txg_timeout=1
zfs_vdev_trim_max_active=1
zfs_arc_max=3221225472
zfs_dirty_data_max_percent=3
Libvirt xml: https://pastebin.com/96KTNdGu
Libvirt startup script: https://pastebin.com/40ny3WUF
VR: Meta Quest 3
Contact: https://my-web.xyz/kontakt Twitch: https://www.twitch.tv/mmcze