Re: [Qemu-devel] [PATCH v2 0/6] external backup api

[Denis V. Lunev]

On 02/03/2016 11:14 AM, Fam Zheng wrote:
> On Sat, 01/30 13:56, Vladimir Sementsov-Ogievskiy wrote:
> > Hi all.
> >
> > These series which aims to add external backup api. This is needed to allow
> > backup software use our dirty bitmaps.
> >
> > Vmware and Parallels Cloud Server have this feature.
> What is the advantage of this appraoch over "drive-backup sync=incremental
> ..."?

This will allow third-party vendors to backup QEMU VMs into
their own formats or to the cloud etc.