Too big for 4GB card

[Sergio Schvezov]

On viernes, 13 de febrero de 2015 00h'10:35 BRST, Joe Talbott wrote:
> On Thu, Feb 12, 2015 at 10:58:43PM -0200, Sergio Schvezov wrote:
>> On jueves 12 de febrero de 2015 22h'25:51 BRST, Gustavo Niemeyer wrote:
>> >Hey all,
>> >
>> >It would be good to reduce the snappy image size just a little bit.
>> >I have a Kingston MicroSD card that self-reports as 4GB, but it
>> >is not large enough to hold the image. I had to take a few MB
>> >out from the last partition to make it work.
>> 
>> I totally agree! I just haven't figured out what a "bit" is; I guess
>> I we can be on the safe side and say 4GB is going to 3.9GB (-100MB
>> to be on the safe side given the plethora of devices).
>> 
>> Is that a good number?
>> 
>> Ogra, you gave me a long explanation on variation; is +/-100MB a
>> good σ expected on the population of sdcards around?
> 
> It's my understanding that a lot of storage manufacturers use 1000 as
> the number of bits per kilobyte rather than 1024.  I'd think -300MB would
> suffice as that's roughly the difference between the two.

That is correct, I think Gustavo did make the distinction between GiB and 
GB and I based my number of 100MB based on that, but I'm OK with 300MB too.


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