[CentOS] help fdisk and dd

Ed Westphal enwestph at rochester.rr.com
Tue Mar 16 01:37:19 UTC 2010


MHR wrote:
> On Mon, Mar 15, 2010 at 3:33 PM, Scott Silva <ssilva at sgvwater.com> wrote:
>   
>> on 3-5-2010 3:03 PM JohnS spake the following:
>>     
>>> On Fri, 2010-03-05 at 22:33 +0000, David G.Miller wrote:
>>>       
>>>> <m.roth at ...> writes:
>>>>
>>>>         
>>>>>> m.roth at ... wrote:
>>>>>>
>>>>>> [...]
>>>>>>
>>>>>>             
>>>>>>> Alternatively, the answer on another techie mailing list I'm on is that
>>>>>>> you could disassemble the disks and use thermite.
>>>>>>>               
>>>>>> Just a hammer, no need to disassemble the case.
>>>>>>
>>>>>>             
>>>>> I dunno, a buddy who was in army intel back in the early eighties told me,
>>>>> about 10 years ago, that they could flatten out the platters and read some
>>>>> data. Thermite not only melts the platters, but will hit the Curie point.
>>>>>
>>>>>       mark "and make nice flames and melting metal"
>>>>>
>>>>>           
>>>> Over the years I've ended up with a pile of old hard drives.  Some are
>>>> unreliable; some won't even spin up and some are just REALLY old (e.g., 100s
>>>> of MB size).  I also inherited a couple of rifles (M-1 Garand and M-1
>>>> Carbine). I'm thinking write /dev/urandom to ones that will spin but then
>>>> take the whole lot out in the country for some target practice.  It may be
>>>> possible to scape a little data off of what's left after the drive gets hit
>>>> with a round from the Garand but I doubt if anyone will want to go to the
>>>> trouble.  It could also be fun.
>>>>         
>>> ----
>>> Since most are about 5" x 3-1/2" that makes a perfect MOA target at 1000
>>> yards with 165gr  308.  It just goes into pieces of dust.
>>>
>>> John
>>>       
>> Gonna be hard to SEE a hard drive with the Garand's iron sights at 1000 yds,
>> much less HIT one.
>>
>>     
>
> With no offense to those involved, I feel compelled to point out that
> reading this from the top down is a perfect example of what's wrong
> with top-posting....
>
> :-)
>
> Cheers!
>
> mhr
> _______________________________________________
>   
Methinks MHR makes a very good point. Reading through all this 'may' be 
interesting to those of us taken to destroying old hardware by fun 
means, it seems hardly on point to those looking for some real info on 
'fdisk and dd'. Bottom posting hardly helps the situation. IMHO.

EW

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