On 03/28/11 18:25, Clemens Kolbitsch wrote: >> Hi Clemens, >> > >> > Could you clarify what you are doing, when you say snapshot do you mean >> > a savevm operation (ie. checkpoint) or a disk snapshot? > I Jes, > > sorry for not being clear: I use a savevm operation. > > Following setup: I have a base file (qcow2 or qew format) and a snapshot file > (generated via 'qemu-img create -b <basefile> -f qcow2 <snapshotfile>') and > boot the snapshot file. Once the system (WinXP SP3 guest) has fully started, > I > create a snapshot (savevm <foo>) and exit the emulator. Later, I resume the > snapshot by starting Qemu with the snapshotfile and say 'loadvm <foo>'. > > Actually, I found that the times I gave in my last email were way > underestimated. The time difference is MUCH larger than 2-3 seconds per day. > A > week-old snapshot can take minutes to load on a reasonably idle host machine.
Ok, then I am pretty much in the dark on this one - I don't know anything about the checkpoint/restart feature and the impact on things like the clock. I only worked on the live snapshot code (for disk snapshots). Hopefully someone else will have an idea. Cheers, Jes
