Date: Sun, 14 Mar 2021 04:38:06 -0600 From: "@lbutlr" <kremels@kreme.com> To: FreeBSD <freebsd-questions@freebsd.org> Subject: Re: Standards: IEC Giga [re: FreeBSD image size confusion] Message-ID: <7D5A9BF6-290E-4DEE-92CF-DBD3A9BB0D2C@kreme.com> In-Reply-To: <20210314012327.2bb13206@gumby.homeunix.com> References: <CAD2Ti29KTgFTEnJFNa_X61Tv%2BHWx4KSB30vmDdERmYCjx9USEg@mail.gmail.com> <EC50085E-E535-4722-99D5-70712BE39FCB@kreme.com> <20210314012327.2bb13206@gumby.homeunix.com>
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On 13 Mar 2021, at 18:23, RW via freebsd-questions = <freebsd-questions@freebsd.org> wrote: > On Sat, 13 Mar 2021 15:52:45 -0700 @lbutlr wrote: >=20 >> On 13 Mar 2021, at 15:07, grarpamp <grarpamp@gmail.com> wrote: >>> "giga" =3D "G" =3D decimal prefix, powers of ten, 10^, base 10 >>> underlying "gibi" =3D "Gi" =3D binary prefix, powers of two, 2^, = base 2 >>> underlying =20 >>=20 >> It will be a decade or three before we know if this shakes out the >> way that ISO is trying to force on people. The simple fact is that GB >> has been used for a binary number for decades, just as MB and KB, and >> the moved from MB =3D 2^20 to MB =3D 1,000,000 was driven by Hard = drive >> manufacturers who wanted to market their 100MB drives as 104MB to >> fool people into thinking the drives were larger than they were. >=20 > Proper standards based multipliers have long since been preferred by > hardware engineers wherever feasible. The misuse of decimal = multipliers > is limited to a few things where size is related to access by address > lines, such as RAM, and only there for want of anything better.=20 >=20 > People who think this is driven by marketing It absolutely was the case when 100MB drives started to becomes common. = Cheap marketers selling poor quality drives advertised "104MB" and = everyone else used 100MB; the drive were the same size and the "smaller" = size pf the usable space on the "104MB" drives was written off to = "formatting overhead". (ad hominem nonsense removed) > The existence of proper binary multipliers is long overdue.=20 We will see how that goes. It may be the "GiB" becomes common for = computer storage, but 2^10 2^20 2^30 are definitely "proper", and the = use of "GiB" is still well below the use of "GB", and as much as = official orgs TRY to force language usage, they have no actual ability = to change the language people use. --=20 It was not, it could not be real. But in the roaring air he knew that it was, for all who needed to believe, and in a belief so strong that truth was not the same as fact... he knew that for now, and yesterday, and tomorrow, both the thing, and the whole of the thing.
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