On Fri, Apr 06, 2007 at 11:26:46PM +0530, Siju George wrote: > Hi, > > Just want to know a little bit about disk space calculation. > > I have a hard disk of 500 GB as shown here. > > ============================================================================= > websrv-1:~# fdisk -l /dev/sda > > Disk /dev/sda: 500.1 GB, 500106813440 bytes [...] > > There are 3 partitions > > 1) sda5 is LVM and is 464 GB approx [...] > > 2) sda1 and sda2 are 300MB and 2GB approximately. > [..] > > So sda5 + sda1 + sda2 = 470GB + 300MB + 2 GB = 472.3 or 473GB approximately. > > But my hard disk is 500GB. > > So where did 27 ( 500 -473 ) GB go? > > Is there any error in my Calculations? > disk drive manufacturers label their disks based on a 1 GB = 1000 MB = 1000 K, but the partition sizes are based on 1 GB = 1024 MB = 1024 K. that's how I understand it. A
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