目录


文章目录


问题

nova-compute service 启动失败

InternalError: Nova requires QEMU version 2.5.0 or greater.

调查

查看当前使用的 qemu 版本

[root@control01 yum.repos.d]# qemu-img --help | grep version qemu-img version 1.5.3, Copyright (c) 2004-2008 Fabrice Bellard        conversion. If the number of bytes is 0, the source will not be scanned for  [root@control01 yum.repos.d]# /usr/libexec/qemu-kvm -version QEMU emulator version 1.5.3 (qemu-kvm-1.5.3-160.el7), Copyright (c) 2003-2008 Fabrice Bellard  [root@control01 yum.repos.d]#  virsh -c qemu:///system version --daemon Compiled against library: libvirt 4.5.0 Using library: libvirt 4.5.0 Using API: QEMU 4.5.0 Running hypervisor: QEMU 1.5.3 Running against daemon: 4.5.0

以 ​​Running hypervisor: QEMU 1.5.3​​ 的版本作为标准，可见是不能满足版本需求的。

解决

升级 QEMU 至 >= 2.5.0。

yum -y install gcc gcc-c++ automake libtool zlib-devel glib2-devel bzip2-devel libuuid-devel spice-protocol spice-server-devel usbredir-devel libaio-devel  wget https://download.qemu.org/qemu-3.1.0-rc0.tar.xz tar xvJf qemu-3.1.0-rc0.tar.xz cd qemu-3.1.0-rc0 ./configure make && make install  ln -s /usr/local/bin/qemu-system-x86_64 /usr/bin/qemu-kvm ln -s /usr/local/bin/qemu-system-x86_64 /usr/libexec/qemu-kvm ln -s /usr/local/bin/qemu-img /usr/bin/qemu-img  qemu-img --version qemu-kvm –version virsh -c qemu:///system version --daemon