Glad you got that handled Eric.
On 11/20/09, Eric Cope <
eric.cope@gmail.com> wrote:
> FYI - I was able to recover the data using UFS Explorer (A windows only
> app). It was the only program I could get to work.
> It was pretty nice though.
>
> Eric
>
> On Tue, Nov 17, 2009 at 1:49 PM, Eric Cope <eric.cope@gmail.com> wrote:
>
>> that was the conclusion I came too. Regarding calling buffalo, the phone
>> wait time is usually estimated to 8 hours.
>> Thanks for the tips.
>> Eric
>>
>>
>> On Tue, Nov 17, 2009 at 1:23 PM, Lisa Kachold
>> <lisakachold@obnosis.com>wrote:
>>
>>>
>>>
>>> On Mon, Nov 16, 2009 at 10:10 PM, Eric Cope <eric.cope@gmail.com> wrote:
>>>
>>>> We think the drives are good. We want to mount the four drives to
>>>> extract
>>>> the data (it was RAID 5). We only have 1 SATA2USB adapter. If I am able
>>>> to
>>>> read the whole paritition (using dd), how can I mount 4 iso's using RAID
>>>> to
>>>> get the data?
>>>>
>>>> On Mon, Nov 16, 2009 at 7:20 PM, Lisa Kachold
>>>> <lisakachold@obnosis.com>wrote:
>>>>
>>>>> Hi ERIC
>>>>>
>>>>> On Mon, Nov 16, 2009 at 6:19 PM, Eric Cope <eric.cope@gmail.com> wrote:
>>>>>
>>>>> some light googling revealed buffalo as a UFS partition over four
>>>>>> drives. Has anyone recovered a software RAID 5 configuration? Can I dd
>>>>>> to an
>>>>>> iso, mount the iso's, mount the raid, extract the data, and move
>>>>>> forward?
>>>>>
>>>>>
>>>>> You might have a different super block on the disk from Buffalo. You
>>>>> might check your exact model (Is this a LinkStation) against the
>>>>> HowTo's
>>>>> from Buffalo?
>>>>>
>>>>> Knoppix works really well for restoring disks (every systems admin
>>>>> needs
>>>>> a knoppix USB flash)
>>>>>
>>>>> Page 218 dd_rescue (in case there are bad blocks):
>>>>> http://www.scribd.com/doc/15490322/Knoppix-Hacks-by-OReilly-Media
>>>>>
>>>>> Buffalo's Wiki shows a procedure on how to restore data to a
>>>>> LinkStation
>>>>> using Knoppix:
>>>>>
>>>>> http://buffalo.nas-central.org/wiki/Upgrade_%28or_replace%29_the_existing_LinkStation_hard_drive
>>>>>
>>>>> And:
>>>>>
>>>>> http://buffalo.nas-central.org/wiki/Upgrade_%28or_replace%29_the_existing_LinkStation_hard_drive#Backup_your_entire_hard_drive.2C_partition_a_blank_drive_on_a_Knoppix_workstation
>>>>>
>>>>> Full Knoppix Hacks (ripped to Scribd):
>>>>> http://www.scribd.com/doc/15490322/Knoppix-Hacks-by-OReilly-Media
>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>
>>>> Hi Eric
>>>>>
>>>>> According to Buffalo's wiki:
>>>
>>> With RAID5 the data is distributed accross all disks and one disk stores
>>> an XOR checksum of the remaining (n-1) disks. So you can loose 1 disk.
>>>
>>> In theory you should be able to connect all disks to a workstation, and
>>> repair it there. In practice this does not work, as the byte
>>> order<http://en.wikipedia.org/wiki/Byte_order>of a recular workstation
>>> (i386) is different and the MD driver is not endian
>>> agnostic. An Apple Mac is required for this.
>>>
>>> See Moving disks <http://buffalo.nas-central.org/wiki/Moving_disks>, or
>>> Terastation
>>> crash after power
>>> failure<http://forum.nas-central.org/viewtopic.php?f=40&t=1217&p=10728#p10728>.
>>>
>>>
>>> xfs_repair on the Terastation worked for me. See reb's post : Raid 5 '4
>>> red lights' issue
>>> Reference:
>>> http://buffalo.nas-central.org/wiki/Terastation_Data_Recovery#RAID5
>>>
>>> *For superblock identification and data repair on one disk see
>>> http://buffalo.nas-central.org/wiki/Moving_disk*s
>>>
>>> Buffalo uses Linux for RAID 5 on a Terastation (what is your model -
>>> that's important), but the data is distributed across the drives.
>>>
>>> The easiest would be to purchase a replacement Buffalo, use it to restore
>>> your data (being careful to place your system in exactly the same
>>> configuration, marking each drive as you take it out) and when you have
>>> completed your task, and determine you no longer need it, return it.
>>> You will pay a restocking fee, at most.
>>>
>>> This ufsexplorer (tool) link might assist you to see the drive structure:
>>> http://www.ufsexplorer.com/inf_terastation.php
>>>
>>> And don't ask us, CALL or email Buffalo and look at their wiki!
>>>
>>>
>>> --
>>>>> Skype: (623)239-3392
>>>>> AT&T: (503)754-4452
>>>>> www.it-clowns.com
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
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>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Eric Cope
>>>> http://cope-et-al.com
>>>>
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>>>
>>>
>>> --
>>> Skype: (623)239-3392
>>> AT&T: (503)754-4452
>>> www.it-clowns.com
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
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>>
>>
>>
>> --
>> Eric Cope
>> http://cope-et-al.com
>>
>
>
>
> --
> Eric Cope
> http://cope-et-al.com
>
--
Skype: (623)239-3392
AT&T: (503)754-4452
www.it-clowns.com
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