From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43059) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YrpOD-0004VH-Oa for qemu-devel@nongnu.org; Mon, 11 May 2015 11:13:06 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YrpOC-00073k-SM for qemu-devel@nongnu.org; Mon, 11 May 2015 11:13:05 -0400 Message-ID: <5550C6FA.9060805@redhat.com> Date: Mon, 11 May 2015 09:12:58 -0600 From: Eric Blake MIME-Version: 1.0 References: <0440646dd5060b1f4538a44583e73f86aadf0f9f.1431348770.git.berto@igalia.com> In-Reply-To: <0440646dd5060b1f4538a44583e73f86aadf0f9f.1431348770.git.berto@igalia.com> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="DLjMAOfWUOcsTvxEU4PkGcOQcD64jmBSp" Subject: Re: [Qemu-devel] [PATCH 8/8] docs: document how to configure the qcow2 L2/refcount caches List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Alberto Garcia , qemu-devel@nongnu.org Cc: Kevin Wolf , qemu-block@nongnu.org, Stefan Hajnoczi , Max Reitz This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --DLjMAOfWUOcsTvxEU4PkGcOQcD64jmBSp Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On 05/11/2015 06:55 AM, Alberto Garcia wrote: > QEMU has options to configure the size of the L2 and refcount caches > for the qcow2 format. However, choosing the right sizes for a > particular disk image is not a straightforward operation since the > ratio between the cache size and the allocated disk space is not > obvious and depends on the size of the cluster. >=20 > This document attempts to give an overview of both caches and how to > configure their sizes. >=20 > Signed-off-by: Alberto Garcia > --- > docs/qcow2-cache.txt | 117 +++++++++++++++++++++++++++++++++++++++++++= ++++++++ > 1 file changed, 117 insertions(+) > create mode 100644 docs/qcow2-cache.txt >=20 > diff --git a/docs/qcow2-cache.txt b/docs/qcow2-cache.txt > new file mode 100644 > index 0000000..2570172 > --- /dev/null > +++ b/docs/qcow2-cache.txt > @@ -0,0 +1,117 @@ > +qcow2 L2/refcount cache configuration > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D Not a show-stopper, but you might want to consider an explicit copyright notice and license (as several recent docs/ additions have done), particularly if you want the documentation to be under a looser license than the default GPLv2+. --=20 Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org --DLjMAOfWUOcsTvxEU4PkGcOQcD64jmBSp 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/ iQEcBAEBCAAGBQJVUMb6AAoJEKeha0olJ0NqVxcH/3LG+h5OEp8w36cH2n5o/pBn alT3Bdil07TPb3WADypRKsntHpt80Dm+9l3yevTrhwMU1z9IaNPnDqKnQsXsbXnv TwqXxLorUnnEz41swTlRpd6LQ7y1SXm/Ap6sRvgV7C4bo+ywy0zTogSnKLdt9X18 J+p8qXfAkbKfsgfPFXvEbRE/crS9bVoLY4j7hXyGDO+9SBXTyV0OJVF6vnJvyRPF sALsQtFAfrdKDzhWZj5MP71zXUYJc+7Uq71ccEdc6JRnFiXnFLlBGOpTUpz63fip SvsTwvrbvHN9XTLNDzAM7TWmAkYaci1mVbbBeu9Y34evi3yVqrdJk5rRVOHXRK8= =J8IV -----END PGP SIGNATURE----- --DLjMAOfWUOcsTvxEU4PkGcOQcD64jmBSp--