When libvirt-guests is configured to start guests on host boot, it is possible for guests start and read the host clock before it is synchronized. Services such as libvirt-guests that require correct time should use the Special Passive System Unit time-sync.target http://www.freedesktop.org/software/systemd/man/systemd.special.html#time... Signed-off-by: Jim Fehlig <jfehlig(a)suse.com&gt; --- V2 of https://www.redhat.com/archives/libvir-list/2014-September/msg00426.html In V2: Use time-sync.target instead of ntp-wait.service tools/libvirt-guests.service.in | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/libvirt-guests.service.in b/tools/libvirt-guests.service.in index d8d7adf..cc04b6d 100644 --- a/tools/libvirt-guests.service.in +++ b/tools/libvirt-guests.service.in @@ -1,6 +1,6 @@ [Unit] Description=Suspend Active Libvirt Guests -After=network.target libvirtd.service +After=network.target libvirtd.service time-sync.target Documentation=man:libvirtd(8) Documentation=http://libvirt.org -- 1.8.4.5