Re: Disk geometry from /sys

[Mark Lord]

Francis Moreau wrote:
> Hi,
>
> I'm trying to know the geometry of my hard disk from a bash script
> and that's the reason I'm looking in /sys. The reason is that I'd like
> to figure out the size of a cylinder without doing a
> ioctl(bdev, HDIO_GETGEO, &geo)

$ DEV=/dev/sda
$ GEOM="`/sbin/hdparm -g $DEV | awk '{print $3}'`"
$ echo $GEOM
19457/255/63
$
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