From mboxrd@z Thu Jan 1 00:00:00 1970 From: NeilBrown Subject: Re: Data Offset Date: Mon, 25 Jun 2012 16:25:15 +1000 Message-ID: <20120625162515.654759ed@notabene.brown> References: <20120605154427.192566af@notabene.brown> <20120610074531.65eaed81@notabene.brown> <4FD86179.1080209@pierre-beck.de> <4FD88C50.1000104@turmel.org> <4FD8D439.10406@pierre-beck.de> <4FD8D7EE.5000805@turmel.org> <4FD8DA4A.8030800@pierre-beck.de> <20120613184945.GA7307@lazy.lzy> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=PGP-SHA1; boundary="Sig_/N8w53o2dIQP/1726BKC8gcX"; protocol="application/pgp-signature" Return-path: In-Reply-To: Sender: linux-raid-owner@vger.kernel.org To: freeone3000 Cc: Piergiorgio Sartor , Pierre Beck , Phil Turmel , linux-raid@vger.kernel.org List-Id: linux-raid.ids --Sig_/N8w53o2dIQP/1726BKC8gcX Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On Tue, 19 Jun 2012 22:56:48 -0500 freeone3000 wrot= e: > Thanks a lot for your help. I have my data back! Played a few movie > files off of the mounted drive, and they all worked perfect. Sorry for > being such a dunce with the block sizes. >=20 > `/dev/sdc3:2048s /dev/sdb3:2048s /dev/sde:2048s /dev/sdd3:1024s > missing` mounted the drive successfully. Now, is there a way to > "normalize" my drives so I can mount it without running through this > guesswork again? Or that I can re-create my array using a standard > mdadm? No. But maybe with Linux-3.6 is out. Of course you only need the 'guess work' etc if something serious goes wrong again. Hopefully it won't. NeilBrown >=20 > On Wed, Jun 13, 2012 at 1:49 PM, Piergiorgio Sartor > wrote: > > > > Hi all, > > > > On Wed, Jun 13, 2012 at 08:22:02PM +0200, Pierre Beck wrote: > > > I wonder if LVM activation can be done without writing to the array? > > > IIRC it updates at least some timestamp ... > > > > we tried setting the array itself read only, > > which prevent (or it should) anybody above, > > filesystem or LVM, to perform writes... > > > > Neveretheless, the result was a bit "strange", > > namely a kernel BUG() or similar, we had to > > reset the PC. > > > > I'm not sure if this was caused by other issue, > > since the PC was in a not really healty state, > > or a direct consequence of md device in r/o. > > > > bye, > > > > -- > > > > piergiorgio > > -- > > To unsubscribe from this list: send the line "unsubscribe linux-raid" in > > the body of a message to majordomo@vger.kernel.org > > More majordomo info at =C2=A0http://vger.kernel.org/majordomo-info.html >=20 >=20 >=20 >=20 > -- > James Moore > -- > To unsubscribe from this list: send the line "unsubscribe linux-raid" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html --Sig_/N8w53o2dIQP/1726BKC8gcX Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.18 (GNU/Linux) iQIVAwUBT+gESznsnt1WYoG5AQLBpA//YKQSB8ucnr2UvVYOoYzXP88jMcGvQOzy wnfM96fII+j0X+1gVbCXdc6gLpDeZY6uRRaecIjLJpyFsK0dZf1lc0wN09AB/s+P /9OkPXblU7PwtdTjIhIIJZLIxZPOYIxSl1DbqxuBvZg1VanqhF2SpeEjfb88mwVa cZ9yYmNERrztURlbhjgEY5/y5AkBe489ZZ6bpZnBjAI1HzBjMQuyLVhwzKm2K7ek 1a2BFiP94WH+8dPT/CRFHpQ3KpOb7nPXg7Tgkw5uej76KczCzwbW4mdnoEGrJ5B+ LuoPpmeGsTNIYixeO5BK8a/P2zXOqIWYECSuM1VlN6ar3GMDE4aTLL8m4ne0RfSx vy9IMh52JRlXGoBNcdt3m68Gv3457+kfIQhqJxwLR7uaFiM03CFDbNJk/SC5jLO8 XhHWwm7elzLjGcwQb9VbntvBa04w4pzHmGgNlNL3xCcS0c5NZpZXdNL/LjvhGVQ1 IQKFPXr2fPKiFUgp9ID6SzqjSk0dSf5lZbrHk7D0bTTlJMCmGbEqDOwvSq2md0no jgQM/lC5ZqFF3r5M4wFHTZkaJPo/beyy/afEkKn3a1QI390Na/JsYI9d3aGVLVZk GD2PoE5yi4GN3iLRD89D5rNmjGJ95pmTu4ZeXb9yU1XwPf0ZlBQmbe2OEvMtCJTv LUSAqiH+Wys= =zSSK -----END PGP SIGNATURE----- --Sig_/N8w53o2dIQP/1726BKC8gcX--