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Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1)
From: |
Dietmar Maurer |
Subject: |
Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1) |
Date: |
Thu, 22 Nov 2012 12:55:21 +0000 |
> -----Original Message-----
> From: Stefan Hajnoczi [mailto:address@hidden
> Sent: Donnerstag, 22. November 2012 13:45
> To: Dietmar Maurer
> Cc: address@hidden; address@hidden
> Subject: Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu
> (v1)
>
> On Thu, Nov 22, 2012 at 11:26:21AM +0000, Dietmar Maurer wrote:
> > > Did you look at the VMDK "Stream-Optimized Compressed" subformat?
> > >
> > >
> http://www.vmware.com/support/developer/vddk/vmdk_50_technote.pdf?
> > > src=vmdk
> > >
> > > It is a stream of compressed "grains" (data). They are out-of-order
> > > and each grain comes with the virtual disk lba where the data should
> > > be visible to the guest.
> > >
> >
> > What kind of license is applied to that specification?
>
> The document I linked came straight from Google Search and you don't need
> to agree to anything to view it. The document doesn't seem to impose
> restrictions. QEMU has supported the VMDK format and so have other open
> source tools for a number of years.
>
> For anything more specific you could search VMware's website and/or check
> with a lawyer.
The documents says: VMware products are covered by one or more patents listed
at http://www.vmware.com/go/patents
I simply do not have the time to check all those things, which make that format
unusable for me.
Anyways, thanks for the link.
- Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1), (continued)
- Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1), Dietmar Maurer, 2012/11/21
- Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1), Kevin Wolf, 2012/11/21
- Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1), Paolo Bonzini, 2012/11/21
- Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1), Dietmar Maurer, 2012/11/21
- Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1), Kevin Wolf, 2012/11/21
- Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1), Dietmar Maurer, 2012/11/21
Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1), Dietmar Maurer, 2012/11/21
Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1), Stefan Hajnoczi, 2012/11/22
- Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1), Dietmar Maurer, 2012/11/22
- Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1), Stefan Hajnoczi, 2012/11/22
- Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1),
Dietmar Maurer <=
- Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1), Stefan Hajnoczi, 2012/11/22
- Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1), Dietmar Maurer, 2012/11/22
- Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1), Stefan Hajnoczi, 2012/11/22
- Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1), Dietmar Maurer, 2012/11/22
Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1), Dietmar Maurer, 2012/11/22
Re: [Qemu-devel] [PATCH 1/5] RFC: Efficient VM backup for qemu (v1), Dietmar Maurer, 2012/11/22