QEMU: Difference between revisions
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</source> | </source> | ||
== | == Performance comparison between accelerators == | ||
https://help.ubuntu.com/lts/installation-guide/amd64/ch03s05.html | Read this topic "[https://help.ubuntu.com/lts/installation-guide/amd64/ch03s05.html Meeting Minimum Hardware Requirements]" first. | ||
=== Tiny Code Generator === | |||
It sucks ... | |||
# | <source lang="bash"> | ||
# Single thread | |||
qemu-system-x86_64 -cdrom ubuntu-20.04-desktop-amd64.iso -boot once=d -m 1G | qemu-system-x86_64 -cdrom ubuntu-20.04-desktop-amd64.iso -boot once=d -m 1G | ||
# | # Multithread | ||
qemu-system-x86_64 -accel tcg,thread=multi -cdrom ubuntu-20.04-desktop-amd64.iso -boot once=d -m 1G | qemu-system-x86_64 -accel tcg,thread=multi -cdrom ubuntu-20.04-desktop-amd64.iso -boot once=d -m 1G | ||
</source> | |||
=== Intel HAXM === | |||
Need to install [https://github.com/intel/haxm/releases Intel HAXM] first, and disable Hyper-V.<br> | |||
If Docker Desktop was installed, this is not a good solution. | |||
<source lang="bash"> | |||
qemu-system-x86_64 -accel hax -cdrom ubuntu-20.04-desktop-amd64.iso -boot once=d -m 1G | qemu-system-x86_64 -accel hax -cdrom ubuntu-20.04-desktop-amd64.iso -boot once=d -m 1G | ||
Failed to open the HAX device! | Failed to open the HAX device! | ||
| Line 30: | Line 36: | ||
Failed to get Hax capability:6u | Failed to get Hax capability:6u | ||
No accelerator found. | No accelerator found. | ||
</source> | |||
=== Windows Hypervisor Platform (recommended) === | |||
<source lang="text"> | |||
# with Windows Hypervisor Platform - good! | # with Windows Hypervisor Platform - good! | ||
qemu-system-x86_64 -accel whpx -cdrom ubuntu-20.04-desktop-amd64.iso -boot once=d -m 1G | qemu-system-x86_64 -accel whpx -cdrom ubuntu-20.04-desktop-amd64.iso -boot once=d -m 1G | ||
Windows Hypervisor Platform accelerator is operational | Windows Hypervisor Platform accelerator is operational | ||
</source> | </source> | ||
Latest revision as of 08:11, 13 May 2020
Install Ubuntu 20.04 LTS on QEMU for Windows
List available accelerators
qemu-system-x86_64 -accel help
Accelerators supported in QEMU binary:
hax
whpx
tcg
Performance comparison between accelerators
Read this topic "Meeting Minimum Hardware Requirements" first.
Tiny Code Generator
It sucks ...
# Single thread
qemu-system-x86_64 -cdrom ubuntu-20.04-desktop-amd64.iso -boot once=d -m 1G
# Multithread
qemu-system-x86_64 -accel tcg,thread=multi -cdrom ubuntu-20.04-desktop-amd64.iso -boot once=d -m 1G
Intel HAXM
Need to install Intel HAXM first, and disable Hyper-V.
If Docker Desktop was installed, this is not a good solution.
qemu-system-x86_64 -accel hax -cdrom ubuntu-20.04-desktop-amd64.iso -boot once=d -m 1G
Failed to open the HAX device!
Open HAX device failed
Failed to get Hax capability:6u
No accelerator found.
Windows Hypervisor Platform (recommended)
# with Windows Hypervisor Platform - good!
qemu-system-x86_64 -accel whpx -cdrom ubuntu-20.04-desktop-amd64.iso -boot once=d -m 1G
Windows Hypervisor Platform accelerator is operational