yum -y install qemu-kvm qemu-img libvirt virt-install bridge-utils
lsmod | grep kvm
systemctl start libvirtd
systemctl enable libvirtd
RHEL 7 notes
To list all currently loaded service units:
systemctl list-units –type service
To list all installed service units:
systemctl list-unit-files –type service
Lists currently loaded target units:
systemctl list-units –type target
Changes the current target:
systemctl isolate name.target
systemctl get-default
systemctl set-default name.target
systemctl rescue (single user mode)
resetting root password:
edit boot kernel line, insert init=/bin/bash, remove rhgb,quiet
mount -o remount,rw /
passwd
exec /sbin/init ( or exec /sbin/reboot )
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