From mboxrd@z Thu Jan 1 00:00:00 1970 From: NeilBrown Subject: Re: metadata 1.2 advantages? Date: Thu, 9 Feb 2012 10:59:34 +1100 Message-ID: <20120209105934.36189d93@notabene.brown> References: <4F323A00.8050506@profihost.ag> <4F32F435.60405@zytor.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=PGP-SHA1; boundary="Sig_/aO+7/ymRd8dGYtkaT2kMfvN"; protocol="application/pgp-signature" Return-path: In-Reply-To: <4F32F435.60405@zytor.com> Sender: linux-raid-owner@vger.kernel.org To: "H. Peter Anvin" Cc: Stefan Priebe - Profihost AG , linux-raid@vger.kernel.org List-Id: linux-raid.ids --Sig_/aO+7/ymRd8dGYtkaT2kMfvN Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On Wed, 08 Feb 2012 14:16:21 -0800 "H. Peter Anvin" wrote: > On 02/08/2012 01:01 AM, Stefan Priebe - Profihost AG wrote: > > Hi, > >=20 > > for now i'm still using grub 0.97 which can only understand metadata > > 0.9. Are there any advantages of the 1.2 metadata format? > >=20 >=20 > There are a lot of advantages to the 1.x metadata format, but 1.0 is the > easiest for bootloaders to deal with. 1.0, 1.1 and 1.2 is the same > format, just with the superblock in different places. Hi Peter, wasn't it you who told be that 1.2 was best for boot loaders, as 1.0 uses block 0 which the bootloader also wants, while 1.2 uses a later block. That is why 1.2 is the default. ?? NeilBrown --Sig_/aO+7/ymRd8dGYtkaT2kMfvN Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.18 (GNU/Linux) iQIVAwUBTzMMZjnsnt1WYoG5AQKgzw//WbEjPXOEPt2DXksBFJzQ3ETtGeESjiHv RQW46YXHfUc9nPCxW/Ukh8nLXzkmSUPbDGG7nx6vSiK4fyLwD6/lRUlcbr5lsqzX NF1UyLlFJD0ZjGuM/23dIyv/Y5nqVa1eaCQUgoH3dZWT0PKgpj3A5fZ175MID73M ljymXksOrvHXOvvpaW5uPxkg5kWHkPcuowmLkiF540upsCL1w32PeVdAKzgGVxb2 NV7WAGP0WYB42uPVwqhgYJqKSdpoWrRF+WPzaQHqkA4Tn4qzADmxKsCW7LfsMRnl hHKvNreTPoGtsc5SZgMjEF78Bbk9Qc1iTlSEJXCQCFPWwaZ2DHz9zRFX0ln68YLF j3SFxyvQZBVDiO7WzyT/ql2O/atnRB466S71AEL6aorM0tKVGyCzN0uGTAuxszsN lffuGWaIFr14RMnXGPHBoxavooZXMCj0Lj2l42fIHk8FS0nKttAYhwm+mJJF+4o2 o0jgCW/IGraLoEArINGWhxt+GMbycb5jJ7MjE2wZGLhWHxjbKAkpAkT2aAo+/mWg YFE4dFo3Ssx9YQma3LvRGCkAggdngwmLiOdpdvj02iBsiCTtlDyi6lOWrxMRmVDR WacyDVo2Nz0EPUlLMUCHIY4oUGvhyA3ge/O4mV8o7n1O/5uo+DAAsIU9OXe93KsL X+YsOYknAwo= =ICkd -----END PGP SIGNATURE----- --Sig_/aO+7/ymRd8dGYtkaT2kMfvN--