On Thu, Jul 21, 2016 at 01:05:58PM +0800, zhanghailiang wrote: > It is more simple to use file:url to migrate VM into file. > Besides, it will be used in memory snapshot.
NB, you can already migrate into a file "exec:/bin/cat > /path/to/file" and likewise qemu -incoming "exec:/bin/cat /path/to/file" This avoids the problem with POSIX I/O on plain files not actually supporting O_NONBLOCK in any sensible manner, which your file: suggestion suffers from. Regards, Daniel -- |: http://berrange.com -o- http://www.flickr.com/photos/dberrange/ :| |: http://libvirt.org -o- http://virt-manager.org :| |: http://autobuild.org -o- http://search.cpan.org/~danberr/ :| |: http://entangle-photo.org -o- http://live.gnome.org/gtk-vnc :|
