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From: Michael Stroucken <mxs@cmu.edu>
To: Mikael Pettersson <mikpe@it.uu.se>
Cc: linux-scsi@vger.kernel.org
Subject: Re: UltraStar fails detection with "Unsupported sector size 524"
Date: Sun, 12 Sep 2010 14:08:42 -0400	[thread overview]
Message-ID: <4C8D172A.1020100@cmu.edu> (raw)
In-Reply-To: <19597.5297.146253.996923@pilspetsen.it.uu.se>

Mikael Pettersson wrote:
> Michael Stroucken writes:
>  > Mikael Pettersson wrote:
>  > > I got a bunch of 72G IBM UltraStars that were taken from some
>  > > kind of IBM storage server.  The Linux kernel however doesn't
>  > > like them, complaining about a non-512 byte sector size:
>  > >
>  > > According to the datasheets these drives have soft-configurable
>  > > sector sizes from 512 up to 528 bytes, but they don't say how
>  > > that configuration is done.
>  > >
>  > > Any ideas on how to reconfigure these drives for 512-byte sectors?
>  > >   
>  > 
>  > Low level format?
>
> How would I do that in Linux?  I assume it requires some
> SCSI-specific tool, or perhaps even a vendor-specific one.
>
>   
I've only done this in BSD before, but it looks like something like 
http://sg.danny.cz/sg/sg3_utils.html could be useful.

I don't know about the software configurability here, but normally you 
would first need to update the firmware to something that understands 
512b sectors, then low level format.

Greetings,
Michael.

  reply	other threads:[~2010-09-12 18:09 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-09-12 17:30 UltraStar fails detection with "Unsupported sector size 524" Mikael Pettersson
2010-09-12 17:33 ` Michael Stroucken
2010-09-12 17:58   ` Mikael Pettersson
2010-09-12 18:08     ` Michael Stroucken [this message]
2010-09-12 18:18 ` James Bottomley
2010-09-12 21:28   ` Mikael Pettersson

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