[clue] Whack-a-disk

Dan Kulinski daniel at kulinski.net
Tue Jul 29 13:21:24 MDT 2014


Oh, I do this from the parted command line, not as an argument to parted
directly.  I wonder if you surround it with quotes?


On Tue, Jul 29, 2014 at 1:19 PM, David L. Willson <DLWillson at thegeek.nu>
wrote:

> Interesting. Trying your switches, I'm getting that 0 is an invalid
> argument. It seems to think that by "-0" I mean to specify a switch, not a
> parameter to the mkpart.
>
>
> --
> 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.
>
> ------------------------------
>
> 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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>
>
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