qemu.md

pages/common/qemu.md

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+# qemu
+
+> Generic machine emulator and virtualizer.
+> Supports a large variety of CPU architectures.
+
+- Create disk image with a specific size (in gigabytes):
+
+`qemu-img create {{image_name.img}} {{gigabites}}G`
+
+- Boot from image emulating i386 architecture:
+
+`qemu-system-i386 -hda {{image_name.img}}`
+
+- Boot from image emulating x64 architecture:
+
+`qemu-system-x86_64 -hda {{image_name.img}}`
+
+- Boot QEMU instance with a live ISO image:
+
+`qemu-system-i386 -hda {{image_name.img}} -cdrom {{os-image.iso}} -boot d`
+
+- Specify amount of RAM for instance:
+
+`qemu-system-i386 -m 256 -hda image_name.img -cdrom os-image.iso -boot d`
+
+- Boot from physical device (e.g. from USB to test bootable medium):
+
+`qemu-system-i386 -hda /dev/{{storage_device}}`