From: Jan Kara <jack@suse.cz>
To: John Twideldum <twideldums_throwaway@gmx.at>
Cc: Jan Kara <jack@suse.cz>, linux-kernel@vger.kernel.org
Subject: Re: 3.12-rc5 and overwritten partition table - by powertop?
Date: Tue, 29 Oct 2013 23:20:02 +0100 [thread overview]
Message-ID: <20131029222002.GD12814@quack.suse.cz> (raw)
In-Reply-To: <trinity-93870424-b236-4b3e-be8c-7af706430adc-1383083920353@3capp-gmx-bs31>
On Tue 29-10-13 22:58:40, John Twideldum wrote:
> >> The first ~170kb of /dev/sda got blown away with what seems to be a logging output
> >> by Powertop, when I was playing with the tuneables.
> >
> >So did you log the output to some file? I'm just trying to understand how
> >it could get onto your disk in the first place...
>
> Attached a dump of the first 1Mb of the disk, HTH.
> It looks like a powertop log?
> (I have powertop 2.4)
Yes, likely. But it is strange the corruption doesn't even end at any
sensible boundary (data ends at offset 0x27b53). Shrug...
> meanwhile, testdisk running in all variations recovered enough clues to
> guess the partitions correctly - the data is fine :-)
Good.
Honza
--
Jan Kara <jack@suse.cz>
SUSE Labs, CR
next prev parent reply other threads:[~2013-10-29 22:20 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-29 11:37 3.12-rc5 and overwritten partition table John Twideldum
2013-10-29 14:57 ` Aw: 3.12-rc5 and overwritten partition table - by powertop? John Twideldum
2013-10-29 20:10 ` Jan Kara
2013-10-29 21:58 ` John Twideldum
2013-10-29 22:20 ` Jan Kara [this message]
2013-10-29 22:32 ` John Twideldum
2014-01-21 3:08 ` Robert Hancock
2014-01-23 12:17 ` John Twideldum
2014-01-20 23:22 ` Stefan Agner
2013-10-29 20:12 ` 3.12-rc5 and overwritten partition table Jan Kara
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