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List: linux-kernel
Subject: Re: [PATCH] ata: Disable NCQ for Crucial M225 brand SSDs
From: David Rees <drees76 () gmail ! com>
Date: 2010-01-27 23:41:02
Message-ID: 72dbd3151001271541l7026389fgd2c91f9ee6502472 () mail ! gmail ! com
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On Wed, Jan 27, 2010 at 3:16 PM, Vishal Rao <vishalrao@gmail.com> wrote:
> 2010/1/28 Mark Lord <kernel@teksavvy.com>:
>> The errors in that log indicate bad media.
>> So the question is, can you demonstrate Win7rc NOT having the same
>> errors when accessing the SAME (logical) sectors ?
>
> Would that mean I have to blow away my precious ext4 partitions and
> have them Win7rc NTFS formatted and run a full check-disk with
> bad block checking enabled?
No - you just need a tool to do a full read of the partition. You
could use the cygwin tools and dd, for example.
> In the mean time, can I run a linux command (please tell me what it is or
> I will search for something to run online) or tool while NCQ is disabled (via
> libata.force=noncq) that can do a disk scan with bad block checking?
badblocks <name of partition>
See the man page for more details, but that should do a read test -
may want to boot from a rescue disk or from another disk if possible
to run the test.
-Dave
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