[clue] Whack-a-disk

[Dan Kulinski]

For aligned disks I general do:
mkpart primary 1 -0
I suspect that is sector aligned and not cylinder aligned?


On Tue, Jul 29, 2014 at 12:51 PM, David L. Willson <DLWillson at thegeek.nu>
wrote:

> How can I quickly and simply wipe and re-partition a disk from a script?
>
> Here's a proposal, using sdc as the example.
>
> # Quickly wipe the head of the disk.
> sudo dd if=/dev/zero of=/dev/sdc bs=16MB count=1
>
> # Create a new, basic partition table. Good for up to 2TB.
> sudo parted /dev/sdc mklabel msdos
>
> # If you have a disk larger than 2TB, use this instead.
> # sudo parted /dev/sdc mklabel gpt
>
> # Create a new, cylinder-aligned, primary partition, the full size of the
> disk
> sudo parted --align cylinder /dev/sdc mkpart primary 0% 100%
>
> The most interesting part might be that last line. I found many posts by
> people looking for a way to create a partition using parted
> non-interactively that is the full size of the disk and "properly aligned
> for best performance", but I didn't find anyone giving the answer. So... So
> that.
>
> --
> David L. Willson
> Teacher, Engineer, Evangelist
> RHCE+Satellite CCAH Network+ A+ Linux+ LPIC-1 UbuntuCP NovellCLA
> Mobile 720-333-LANS(5267)
> http://sofree.us
>
> This is a good time for a r3VOLution.
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