The systemd-machined tools libvirt uses were split into a systemd-container RPM. Without depending on this, libvirt may silently fallback to the non-systemd cgroup impl which is not desirable.   Signed-off-by: Daniel P. Berrange <berrange(a)redhat.com&gt; ---   libvirt.spec.in | 6 ++++++   1 file changed, 6 insertions(+)   diff --git a/libvirt.spec.in b/libvirt.spec.in index 2b98836..8ebfea5 100644 --- a/libvirt.spec.in +++ b/libvirt.spec.in @@ -619,6 +619,9 @@ Requires: gzip   Requires: bzip2   Requires: lzop   Requires: xz +%if 0%{?fedora} > 23 +Requires: systemd-container +%endif      %description daemon-driver-qemu   The qemu driver plugin for the libvirtd daemon, providing @@ -634,6 +637,9 @@ Group: Development/Libraries   Requires: libvirt-daemon = %{version}-%{release}   # There really is a hard cross-driver dependency here   Requires: libvirt-daemon-driver-network = %{version}-%{release} +%if 0%{?fedora} > 23 +Requires: systemd-container +%endif      %description daemon-driver-lxc   The LXC driver plugin for the libvirtd daemon, providing