From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:38782) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bCYKR-0003vM-F1 for qemu-devel@nongnu.org; Mon, 13 Jun 2016 16:19:24 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bCYKM-0005fV-Dj for qemu-devel@nongnu.org; Mon, 13 Jun 2016 16:19:22 -0400 Received: from mx1.redhat.com ([209.132.183.28]:44941) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bCYKM-0005fQ-7Z for qemu-devel@nongnu.org; Mon, 13 Jun 2016 16:19:18 -0400 References: <1464686130-12265-1-git-send-email-den@openvz.org> <1464686130-12265-10-git-send-email-den@openvz.org> From: Eric Blake Message-ID: <575F1544.8090300@redhat.com> Date: Mon, 13 Jun 2016 14:19:16 -0600 MIME-Version: 1.0 In-Reply-To: <1464686130-12265-10-git-send-email-den@openvz.org> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="FDaBfPPkNojWsNvKfc4EXqwkUSwj2I4xh" Subject: Re: [Qemu-devel] [PATCH 09/11] blockdev-backup: added support for data compression List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Denis V. Lunev" , qemu-devel@nongnu.org Cc: Pavel Butsykin , Jeff Cody , Markus Armbruster , John Snow , Stefan Hajnoczi , Kevin Wolf This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --FDaBfPPkNojWsNvKfc4EXqwkUSwj2I4xh Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On 05/31/2016 03:15 AM, Denis V. Lunev wrote: > From: Pavel Butsykin >=20 > The idea is simple - backup is "written-once" data. It is written block= > by block and it is large enough. It would be nice to save storage > space and compress it. >=20 > +++ b/qapi/block-core.json > @@ -926,6 +926,9 @@ > # @speed: #optional the maximum speed, in bytes per second. The defaul= t is 0, > # for unlimited. > # > +# @compress: #optional the compression data blocks (if the target form= at > +# supports it; default: false). > +# Missing a '(since 2.7)' designation. --=20 Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org --FDaBfPPkNojWsNvKfc4EXqwkUSwj2I4xh Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 Comment: Public key at http://people.redhat.com/eblake/eblake.gpg Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQEcBAEBCAAGBQJXXxVEAAoJEKeha0olJ0NqLZkH/ip2vMvxNRJfPK9TxvBdQFvb HjX+RDZrjwIUv51Ck5BzNb6BG7eKr0RLsiTdEiS8bJsZM/JN4CeoO+LtZlFe1WMx qAJlB0Qw1Tw/jL31UB5wZvNPvkY7N/21MzoSrxUy1EieA02GPQtyXfRLFrJmEUIO +z9hZTFLOOZIEYiBzhNZR7uVqyYkjj73cYHf8rrilad4HVULH2zNVJW3n4BDyp7K /aq+zi78V3I4mkZ3jrDW0kCZ82joga5ItBJ/NVISoODA8dCWVHDyJK1LQ8BilmDw ZIq3nHkiOT9QaASHasNR/llnvpwmXKs0ftlAvlVIIuqVvMt8JnNJ7+HmV+KCaRA= =cIEk -----END PGP SIGNATURE----- --FDaBfPPkNojWsNvKfc4EXqwkUSwj2I4xh--