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Date:      Thu, 30 May 2013 17:33:38 +0200
From:      Riccardo Veraldi <riccardo.veraldi@gmail.com>
To:        dgilbert@interlog.com
Cc:        freebsd-scsi@freebsd.org
Subject:   Re: troubles with Seagate (EMC2)  disk
Message-ID:  <51A77152.8030100@gmail.com>
In-Reply-To: <51A76794.2080500@interlog.com>
References:  <51A72605.4050303@gmail.com> <51A76794.2080500@interlog.com>

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thank you very much!

your utility is outstanding!!

Format in progress, 5.100% done
Format in progress, 6.99% done
Format in progress, 6.99% done
Format in progress, 6.99% done
Format in progress, 7.99% done
Format in progress, 7.99% done
Format in progress, 8.100% done
Format in progress, 8.100% done
Format in progress, 8.100% done

anyway for mistake I did not issued a --wait command...

I am formatting a 512GB seagate disk 512 bytes per sector.

how long is the default timeout ?

if timeout occours I think I have to restart formatting again :(

Rick


On 5/30/13 4:52 PM, Douglas Gilbert wrote:
> On 13-05-30 06:12 AM, Riccardo Veraldi wrote:
>> Hello,
>> I have a Seagate ST350000 CLAR500 disk.
>>
>> it is attached to my Sun Blade 1000 running FreeBSD 9.1
>>
>> I need to label it, create partition and move te root /usr/ var and 
>> swap from
>> the main boot disk which has corrupted blocks.
>>
>> so this disk will become my boot disk.
>>
>> the problem is that I cannot partition it or even access it in anyway
>>
>> dd: /dev/da6: Invalid argument
>> 1+0 records in
>> 0+0 records out
>> 0 bytes transferred in 0.000700 secs (0 bytes/sec)
>>
>> this is the disk information:
>>
>> da6 at isp0 bus 0 scbus2 target 1 lun 0
>> da6: <SEAGATE ST350000 CLAR500 FDBD> Fixed Direct Access SCSI-3 device
>> da6: 100.000MB/s transfers WWNN 0x2000001862133c8d WWPN 
>> 0x2100001862133c8d
>> PortID 0xe4
>> da6: Command Queueing enabled
>> da6: 476940MB (961745856 520 byte sectors: 255H 63S/T 59865C)
>>
>> the problem is that disk byte sectors are 520 and not 512
>>
>> is there a way to reformat it to 512 byte sectors ?
>>
>> is there a way to make it usable ?
>>
>> the SCSI III disk has a FC - AL interface (Internal Sun Blade 1000 
>> Caddy).
>
> In my sg3_utils package (see http://sg.danny.cz/sg/sg3_utils.html )
> there is a utility called sg_format. If you are sure
> that you do not want the existing data on that disk, try:
>   sg_format --format --size=512 /dev/da6
>
>
> Doug Gilbert




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