Re: [Xen-devel] [PATCH RFC] Live migration for VMs with QEMU backed local storage

[Ian Jackson <ian.jackson@xxxxxxxxxxxxx>]

Konrad Rzeszutek Wilk writes ("Re: [Xen-devel] [PATCH RFC] Live migration for 
VMs with QEMU backed local storage"):
> On Fri, Jun 23, 2017 at 03:31:16AM -0400, Bruno Alvisio wrote:
> > disks). This are the ones I can think of:
> > - Fully Virtualized HVM: QEMU emulation
> > - blkback
> > - blktap / blktap2 
> 
> You are missing 'qdisk' which is the QEMU implemenation of blkback.

Some people use drbd for this but that has its own mirroring built-in.

Doing some kind of poor-man's mirroring with blkback, devmapper and
nbd might well be a useful approach too.

Ian.

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