> > Is there any other proposals to implement vm-snapshot? > > See the discussion by Paolo and Andrea about post-copy migration, which adds > kernel memory management features for tracking userspace page faults. > Perhaps you can use that infrastructure to trap guest writes. > > Stefan I will look into Paolo's new infrastructure first, and post new progress later. Thanks ��.n��������+%������w��{.n�����o�^n�r������&��z�ޗ�zf���h���~����������_��+v���)ߣ�