table of contents
other versions
- Tumbleweed 2.1.3-2.2
- Leap-16.0
- Leap-15.6
() | () |
Storage Settings (https://www.qemu.org/docs/master/system/qemu-block-drivers.html) | Secure VM | Computation | Desktop |
preallocation | metadata | off | metadata |
encryption | on | off | off |
disk_cache | writethrough | unsafe | none |
lazy_refcounts | on | on | off |
format | qcow2 | raw | qcow2 |
disk bus | virtio | virtio | virtio |
capacity | 8G | 8G | 8G |
cluster_size | 1024k | NA | 1024k |
Host Settings | Secure VM | Computation | Desktop |
Transparent HugePages (https://documentation.suse.com/sles/15-SP2/html/SLES-all/cha-tuning-memory.html#sec-tuning-memory-thp) | on | on | on |
KSM (https://www.kernel.org/doc/html/latest/admin-guide/mm/ksm.html) | disable | enable | enable |
KSM merge across (https://www.kernel.org/doc/Documentation/vm/ksm.txt) | disable | enable | enable |
swappiness (https://www.kernel.org/doc/Documentation/vm/swappiness.txt) | 0 | 0 | 35 |
IO Scheduler (https://documentation.suse.com/sles/15-SP4/html/SLES-all/cha-tuning-storage.html#sec-tuning-storage-scheduler) | bfq | mq-deadline | mq-deadline |
Guest Settings | Secure VM | Computation | Desktop |
CPU migratable (https://libvirt.org/kbase/launch_security_sev.html) | off | off | on |
machine | pc-q35-6.2 | pc-q35-6.2 | pc-q35-6.2 |
watchdog (https://libvirt.org/formatdomain.html#watchdog-devices) | none | i6300esb poweroff | none |
boot UEFI (https://libvirt.org/formatdomain.html#bios-bootloader) | auto | auto | auto |
vTPM (https://libvirt.org/formatdomain.html#tpm-device) | tpm-crb 2.0 | none | none |
iothreads (https://libvirt.org/formatdomain.html#iothreads-allocation) | disable | 4 | 4 |
video (https://libvirt.org/formatdomain.html#video-devices) | qxl | qxl | virtio |
network (https://libvirt.org/formatdomain.html#network-interfaces) | e1000 | virtio | e1000 |
keyboard (https://libvirt.org/formatdomain.html#input-devices) | ps2 (will be disable in the futur) | virtio | virtio |
memory backing (https://libvirt.org/formatdomain.html#memory-backing) | off | memfd/shared | memfd/shared |
mouse | disable | virtio | virtio |
on_poweroff (https://libvirt.org/formatdomain.html#events-configuration) | destroy | restart | destroy |
on_reboot | destroy | restart | restart |
on_crash | destroy | restart | destroy |
suspend_to_mem (https://libvirt.org/formatdomain.html#power-management) | off | off | on |
suspend_to_disk | off | off | on |
features (https://libvirt.org/formatdomain.html#hypervisor-features) | acpi apic pae | acpi apic pae | acpi apic pae |
host fs (https://libvirt.org/formatdomain.html#filesystems) fmode, dmode, source_dir, target_dir | NA | NA | 644 755 /tmp/ /tmp/host |
SEV | Secure VM | Computation | Desktop |
kvm SEV (https://libvirt.org/kbase/launch_security_sev.html) | mem_encrypt=on kvm_amd sev=1 sev_es=1 | NA | NA |
sec cbitpos | auto | NA | NA |
sec reducedPhysBits | auto | NA | NA |
sec policy | auto | NA | NA |