Re: [libvirt] [PATCH 4/4] qemu: snapshot: Add support for compressing external snapshot memory

On Wed, Oct 09, 2013 at 06:31:32PM +0200, Peter Krempa wrote: > The regular save image code has the support to compress images using a > specified algorithm. This was not implemented for external checkpoints > although it shares most of the backend code. > > Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1017227 > --- > src/qemu/qemu.conf | 6 ++++++ > src/qemu/qemu_conf.c | 1 + > src/qemu/qemu_conf.h | 1 + > src/qemu/qemu_driver.c | 23 +++++++++++++++++++++-- > 4 files changed, 29 insertions(+), 2 deletions(-) > > diff --git a/src/qemu/qemu.conf b/src/qemu/qemu.conf > index 7cf67df..aff5e6d 100644 > --- a/src/qemu/qemu.conf > +++ b/src/qemu/qemu.conf > @@ -283,9 +283,15 @@ > # specified format isn't valid, or the requested compression program can't be > # found. > # > +# snapshot_image_format specifies the compression algorithm of the memory save > +# image when an external snapshot of a domain is taken. This does not apply > +# on disk image format. It is an error if the specified format isn't valid, > +# or the requested compression program can't be found. > +# > #save_image_format = "raw" > #dump_image_format = "raw" > #managedsave_image_format = "raw" > +#snapshot_image_format = "raw" Same question here as previous patch. A snapshot is really just another form of saved image.

Daniel