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From: dexen deVries <dexen.devries-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Vyacheslav Dubeyko <slava-yeENwD64cLxBDgjK7y7TUQ@public.gmane.org>
Cc: linux-nilfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: read error on superblock
Date: Mon, 23 Jul 2012 11:24:08 +0200	[thread overview]
Message-ID: <1473809.3VOqpg65Ko@coil> (raw)
In-Reply-To: <1343035048.1974.6.camel@slavad-ubuntu-11>

Hi Vyacheslaw,


On Monday 23 of July 2012 13:17:28 you wrote:
> It exits second superblock at the end of NILFS volume. But it can be not
> in fully synchronous state with primary ones (as I guess).
> Theoretically, it is possible to copy secondary superblock on the place
> of primary. But I am afraid that the NILFS volume can be in inconsistent
> state anyway.

any hints how to locate the superblock? what offset to look at, and what's the 
magic number(s)?


> Do you sure that this volume doesn't contain another damaged sectors?


in my case, that doesn't matter: all the data i want to recover is either in 
Git (which does internal consistency checks) or in MySQL, which also does 
/some/ consistency checks.


Cheers,
-- 
dexen deVries

[[[↓][→]]]

"all dichotomies are either true or false" is a true paradox because it's 
paradoxical only if it is a paradox ;)
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  reply	other threads:[~2012-07-23  9:24 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-23  8:45 read error on superblock dexen deVries
2012-07-23  9:17 ` Vyacheslav Dubeyko
2012-07-23  9:24   ` dexen deVries [this message]
2012-07-23  9:37     ` Vyacheslav Dubeyko
2012-07-23  9:39   ` Ryusuke Konishi
     [not found]     ` <20120723.183907.154986664.konishi.ryusuke-Zyj7fXuS5i5L9jVzuh4AOg@public.gmane.org>
2012-07-23  9:42       ` dexen deVries
2012-07-23 11:06       ` dexen deVries
2012-07-23 11:19         ` Ryusuke Konishi
     [not found]           ` <20120723.201918.94868195.konishi.ryusuke-Zyj7fXuS5i5L9jVzuh4AOg@public.gmane.org>
2012-07-23 18:24             ` dexen deVries
2012-07-24  0:06               ` Ryusuke Konishi
     [not found]                 ` <20120724.090604.40913934.konishi.ryusuke-Zyj7fXuS5i5L9jVzuh4AOg@public.gmane.org>
2012-07-24  6:26                   ` Vyacheslav Dubeyko
2012-07-24  7:52                     ` dexen deVries
2012-07-24 16:46                       ` Ryusuke Konishi
     [not found]                         ` <20120725.014653.38326039.konishi.ryusuke-Zyj7fXuS5i5L9jVzuh4AOg@public.gmane.org>
2012-07-24 20:05                           ` Nick Martin

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