On Jul 26, 3:55 pm, 0in...@gmail.com (David du Colombier) wrote: > > fossil/flfmt -v da39a3ee5e6b4b0d3255bfef95601890afd80709 /dev/sdC0/fossil > > fatal error: corrupted root: vtRootUnpack > > This Venti score is wrong. This is the Venti score returned by an empty > Fossil file system. That's why it cannot be found in Venti. > > > /boot/fossil: cacheLocalData: addr=1 type got 0 exp 8: tag got 0 exp 1 > > /boot/fossil: fsOpen error fsOpen: block label mismatch fsys main > > The type VtDataType was returned instead of VtDirType and the tag > BadTag was returned instead of RootTag. Obviously, something got wrong. > > It looks like your virtual hard disk image was corrupted > because of the the power outage. Especially since you used > the dynamically-growing qcow2 image format. > > You should make another hard disk image and rebuild > Fossil from your last Venti score. > > Since this score cannot be found in your Fossil super block, you > should extract a list of your Vac scores from your Venti server > with the script /sys/src/cmd/venti/words/dumpvacroots. > > -- > David du Colombier
Thank you David du Colombier, it works. I can now use the most recent score produced by dumpvacroots to restore the active and archive data in a new qemu image. But the original 9fat partition still keeps in the old qcow2 image.