Date: Tue, 07 Jul 2009 07:38:45 -0400 From: Mike Tancsa <mike@sentex.net> To: Alexey Shuvaev <shuvaev@physik.uni-wuerzburg.de> Cc: freebsd-current@freebsd.org Subject: Re: RFC: ATA to CAM integration patch (INTEL DX58SO) Message-ID: <200907071136.n67BaEYR048532@lava.sentex.ca> In-Reply-To: <20090707091624.GA7770@wep4035.physik.uni-wuerzburg.de> References: <200907031413.n63ED2jl016885@lava.sentex.ca> <4A4E1525.2040809@FreeBSD.org> <200907031430.n63EUMH1016965@lava.sentex.ca> <4A4E1A6C.3090605@FreeBSD.org> <200907031858.n63IwDIt018455@lava.sentex.ca> <4A4E5C82.9070209@FreeBSD.org> <7.1.0.9.0.20090703165005.196d3ba0@sentex.net> <200907050030.n650UkEu028408@lava.sentex.ca> <4A504B0C.2060406@FreeBSD.org> <200907062118.n66LIGRg043316@lava.sentex.ca> <20090707091624.GA7770@wep4035.physik.uni-wuerzburg.de>
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At 05:16 AM 7/7/2009, Alexey Shuvaev wrote:
>It seems you are doing newfs and then mounting it. Why?
Just to make sure that post crash, I dont have to fsck it, or that as
part of the crash some undetected ufs corruption happened.
---Mike
>If you want to remove the data do something like
>dd if=/dev/zero of=/dev/ada2 bs=1m
>or
>dd if=/dev/random of=/dev/ada2 bs=1m
>
>You could also try smaller block sizes (bs argument) near the bad blocks.
>
>Just 0.02$,
>Alexey.
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