On 06/07/2010 08:55 AM, Jakub Hrozek wrote: > Hi, > I'm having some trouble with guests booting up with huge clock offset > (4 hrs). The offset is always the same which leads me to suspecting a > configuration issue rather than a bug. > > I looked around libvirt documentation and so far checked these: >   * the hosts clock is correct (ntpd, manually verified) >   * the timezones are correct (and the same) on both host and guest >   * the clock element in the guest xml seems to be correct for a Linux > guest - "<clock offset='utc'/>" > > Is there anything else I should check? > > FWIW, hosts are Fedora 12, guests are a mix of recent Fedoras. Which version of libvirtd?  0.8.0 added some new <clock> features into the XML for better control; the documentation is not yet complete, but here's a snapshot to the work in progress: https://www.redhat.com/archives/libvir-list/2010-May/msg00393.html