1.1 QEMU安装

https://www.qemu.org/

电机Download进入下载源码界面，根据需求下载版本，我这里下载的是最新的版本

可以参考一下wiki构建QEMU

https://wiki.qemu.org/Hosts/Linux

拷贝到Ubuntu后，将QEMU源码解压并得到以下文件

	tar -xvf "name"

sudo apt-get install git libglib2.0-dev libfdt-dev libpixman-1-dev zlib1g-dev
sudo apt-get install git-email
sudo apt-get install libaio-dev libbluetooth-dev libbrlapi-dev libbz2-dev
sudo apt-get install libcap-dev libcap-ng-dev libcurl4-gnutls-dev libgtk-3-dev
sudo apt-get install libibverbs-dev libjpeg8-dev libncurses5-dev libnuma-dev
sudo apt-get install librbd-dev librdmacm-dev
sudo apt-get install libsasl2-dev libsdl1.2-dev libseccomp-dev libsnappy-dev libssh2-1-dev
sudo apt-get install libvde-dev libvdeplug-dev libvte-2.90-dev libxen-dev liblzo2-dev
sudo apt-get install valgrind xfslibs-dev 
sudo apt-get install libnfs-dev libiscsi-dev

# Switch to the QEMU root directory.进入根目录
cd qemu
# Prepare a native debug build. 创建调试文件
mkdir -p bin/debug/native
cd bin/debug/native
# Configure QEMU and start the build. 启动调试
../../../configure --enable-debug
make
# Return to the QEMU root directory. 编译QEMU
cd ../../..

bin/debug/native/x86_64-softmmu/qemu-system-x86_64 -L pc-bios

sudo apt-get install qemu-utils    

qemu-img create -f qcow2 test.qcow2 16G