Do you still see this on non-solaris guests? I run a few Linux distros and had horrible clock skews that NTPd couldn't recover from when waking from sleep on a Leopard host. You don't want NTPd running at all, but the guest additions work ok in my setup.
On Sat, May 30, 2009 at 3:38 PM, Paul Gilmartin <[email protected]> wrote: > After several months, I'm raising this issue again, now on 2.2.4. > > On Dec 8, 2008, at 03:29, Michael Thayer wrote: > >> Paul Gilmartin wrote: >>> >>> Running OpenSolaris under VirtualBox 2.0.6 under Tiger >>> on a MacBook. >>> >>> It appears that when the MacBook sleeps, VM's clock likewise >>> sleeps. This morning Solaris was several hours slow. >> >> ... >>> >>> Do I need to run NTP client? >> >> The VirtualBox Guest Additions contain a time synchronisation daemon >> which should deal with this. >> > It appears that either this or NTP steers the clock by only a > fractional increment, perhaps 1%. So after a 15 minute sleep > it takes the clock an entire day to reset. Hardly satisfactory. > > The UserManual says, > > The Guest Additions will re-synchronize the time regularly. > > ... What does "regularly" mean? Periodically? How often? > By what increment each time? > > I abandoned this matter when a Solaris developer pointed out to > me that while Solaris running native on a laptop correctly resets > the clock after the laptop sleeps, VM has no way of knowing when > the host sleeps. WAD. QED. > > But I beleve I have a refutation. When I Pause the VM (Host-P) > VM is certainly aware. But when I Resume (Host-P again), the > clock remains out of sync. I believe that on Resume, VM ought > properly to do whatever is necessary to signal the guest to > reset its clock, even as Solaris does when a laptop lid is closed > and opened. > > I believe this (mis-) behavior is portable; it appears likewise > on a Windows host. > > Thanks, > gil > > > _______________________________________________ > vbox-users mailing list > [email protected] > http://vbox.innotek.de/mailman/listinfo/vbox-users > _______________________________________________ vbox-users mailing list [email protected] http://vbox.innotek.de/mailman/listinfo/vbox-users
