ntp and ntpdate not changing the date on Xen guestsRoland Turner 18-Aug-2010 Here’s a fabulous default: a Xen guest’s attempts to set the clock are ignored! To fix this: echo "xen.independent_wallclock = 1" >>/etc/sysctl.conf echo 1 >/proc/sys/xen/independent_wallclock (thanks) (thanks)