[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[ale] little math



On Thu, Feb 11, 2010 at 10:05, Geoffrey <lists at serioustechnology.com> wrote:
> Boris Borisov wrote:
>> ?Why you just not create small file ( 2 MB ) with random data and dd it
>> to the disk. dd ~/random.file > /dev/hda.. Never tried but won't call
>> CPU to calculate every random number. Must be random enough.
>
> The randomness of such a solution is, a, not random? ?You'd simply be
> repeating that same data, hence not random.

But the data that is being repeated is itself random.   So you would
essentially be repeating random data sequentially.   The only pattern
is the random data.

-Jim P.