[linux-lvm] Lost harddrive space
Holger Grothe
grothe at fb0442.mathematik.tu-darmstadt.de
Thu Apr 12 21:18:32 UTC 2001
Hi,
>
> My harddrive is 61.4GB i think. I think LVM is great software, it should
Your harddisk is 60 marketing GB (see below).
> #fdisk -l
>
> Disk /dev/hda: 255 heads, 63 sectors, 7476 cylinders
> Units = cylinders of 16065 * 512 bytes
7476*16065*512/1024 = 60050970 KB = 58643.525 MB = 57.269 GB (factor 1024)
> Device Boot Start End Blocks Id System
> /dev/hda1 * 1 61 489951 83 Linux
> /dev/hda2 62 7476 59560987+ 8e Unknown
489951 KB + 59560987 KB = 60050938 KB (see above, the + indicates a small
loss).
59560987 KB = 58165.026 MB = 56.802 GB (factor 1024)
>
>
> #pvdisplay /dev/hda2
>
> --- Physical volume ---
> PV Name /dev/hda2
> VG Name erkki
> PV Size 56.8 GB / NOT usable 1.03 MB [LVM: 177 KB]
> PV# 1
> PV Status available
> Allocatable yes
> Cur LV 3
> PE Size (KByte) 4096
PE Size = 4 MB
> Total PE 14541
14541*4 MB = 58164 MB = 56.800 GB = 59559936 KB (factor 1024)
59560987 KB - 59559936 KB = 1051 KB = 1.026 MB ( < 4MB, so no additional PE
is possible).
Don't believe in the disksizes of marketing guys. These guys only know
calculations with 1000 :-)
Holger
--
Holger Grothe (Email: grothe at mathematik.tu-darmstadt.de)
Fachbereich Mathematik, TU Darmstadt
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