Start Guest OS on QEMU

arch.md

Live Boot arch linux:

qemu-system-x86_64 \
-drive format=raw,file=./archlinux-2024.04.01-x86_64.iso,index=0,media=disk \
-enable-kvm -machine pc -cpu host -m 1G -nographic

Since the above command using -nographic, so we don't start VNC server, thus don't forget to add console=ttyS0 to kernel parameter, press on the bootloader to modify kernel parameter

not related link:

• https://wiki.archlinux.org/title/USB_flash_installation_medium#Using_basic_command_line_utilities

tails.md

Resize the .img file with truncate, the minimum size is 8 GB

qemu-system-x86_64 -drive if=none,id=usbstick,format=raw,file=./tails-resized.img \
-device usb-ehci,id=ehci -device usb-tablet,bus=usb-bus.0 -device usb-storage,bus=ehci.0,removable=on \
-enable-kvm -machine pc -cpu host -m 3.9G

Link and Reference

• qemu.org
• stackoverflow.com
• tails.net
• copy the USB image to the USB stick.