环境：CentOS7-1804
下载最新的源码：
┬─[tong@T7:~/Src/thirdparty/PACKAGES]─[:: AM]
╰─>$ axel https://download.qemu.org/qemu-3.0.0.tar.xz
解压：
[root@base-centos7- package]# tar Jxvf qemu-3.0..tar.xz -C ../build/
编译：
configure
[root@base-centos7- qemu-3.0.]# ./configure --target-list=x86_64-softmmu --disable-gtk --disable-vte --disable-docs
make && make install
[root@base-centos7- qemu-3.0.]# make
[root@base-centos7- qemu-3.0.]# make install
完成
[root@base-centos7- qemu-3.0.]# which qemu-system-x86_64
/usr/local/bin/qemu-system-x86_64
[root@base-centos7- qemu-3.0.]# qemu-system-x86_64 --version
QEMU emulator version 3.0.
Copyright (c) - Fabrice Bellard and the QEMU Project developers
[root@base-centos7- qemu-3.0.]#
参考：