mke2fs + 3.2 Diskos

[Peter Avgeris]

Fotis Andritsopoulos wrote:

> Hi ...
>    Otan kanw se enan disko 3.2 GB mke2fs, afou meta ton kanw mount sto df
> deixnei oti to synoliko partition katalmbanei 3.048 peripou GB ...Ta alla
> 200 MB pou pane ??? Mhpws 8elei kammia idiaiterh paraetro sto format ?

Den pane poyqena! Ekei einai, alla moy fainetai oti exoyme pesei oloi qyma
twn etaireiwn kataskeyhs sklhrwn diskwn. H xwrhtikothta toy diskoy soy den
einai 3.2 Gbytes!!! einai peripoy 3.048, opws leei to Linux!
Kai ayto dioti 1 kb sth glwssa twn ypologistwn den einai 1000 bytes alla
2^10=1024 bytes. Epishs, 1 Mbyte=2^10 kbytes, dhladh 1024
kbytes=1024*1024=1048576 bytes. Opote 1 Gyte=1024 Mbytes= 1073741824 bytes.
Ara 3 Gbytes=3* 1073741824=3221225472 bytes. Dhladh ta 3.048 Gbytes poy
briskei to mke2fs einai 3.048*1073741824= 3272765080 bytes. Tosos den einai o
diskos soy?
Ta 3.2 Gbytes einai 3.2*1073741824= 3435973836,8 dhladh me to na lene oi
keratades 3.2 Gbytes mas "kleboyne"  3435973836,8-3272765080= 163208756,8
dhladh 163+ oloklhra Mbytes. Den einai lhsteia???

Toso aplo...

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| Peter D. Avgeris          | Mechanical Engineer (N.T.U.A.)          |
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