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Re: USB3 3TB HDD boot

From: Bob Lemar
Subject: Re: USB3 3TB HDD boot
Date: Mon, 18 Mar 2013 22:34:05 +0400

Guys, forget about 4K sectors. The problem is starting USB attached drive.

On Fri, Mar 15, 2013 at 10:38 PM, Chris Murphy <address@hidden> wrote:
> On Mar 15, 2013, at 11:53 AM, Lennart Sorensen <address@hidden> wrote:
>> On Fri, Mar 15, 2013 at 09:59:22AM -0600, Chris Murphy wrote:
>>> If I want to see just the GPT header, which while only ~92 bytes, by spec 
>>> it gets its own sector, there's far less superfluous information using a bs 
>>> of 512 bytes than 4096 bytes.
>> True, although the drive has to read 4096 bytes no matter how much you
>> ask for.
> OK.
> In any case, these drives are floating around, and with at least one 
> company's firmware (of unknown affected models) it causes a hang when trying 
> to boot Windows. If the CSM-BIOS method is used to install Linux, I'd expect 
> that to hang as well when such a drive is attached. I think it's reasonable 
> to expect more strange behaviors as a result of these drives.
> Chris Murphy
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> Grub-devel mailing list
> address@hidden

Best regards, Bob

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