36.4GB drive formats out to 32.8GB? what am I missing please
wojtek at tensor.3miasto.net
Sun Jun 12 12:20:44 GMT 2005
> I have always seen drives format out at less but the thing that threw me was
> that 36.4 was listed as "formatted capacity" - by IBM (not Seagate). This
> helps though. Somehow this reminds me of the # of hotdogs in a pack vs. # of
todays drives are always factory formatted and it's always "formatted
capacity". in microsoft world "formatting" and "making filesystem" is
commonly referred as one job which is total nonsense.
>> 2) formatting itself takes some space for superblocks etc
> Figured, but not much, right?
>> 3) some psace is reserved (man newfs and tunefs for info)
> Read those man pages and that helped a lot. I have read this before and it
> wasn't retained. 8% is the kind of loss I was looking for.
> Thanks for all the quick answers.
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