On Oct 11, 2016, at 06:12 PM, Oliver Grawert wrote:

>on VMs the img file defines the "physical VM disk" while for an actual
>install you write the img file to a pyhsical disk device ... the resize
>code will find that the partition table does not cover all of the disk
>before first boot and start the resize process so here the img size
>wont be taken into account at all.
>
>on a VM, all the resize code will see is the img file that pretends to
>be a harddisk and it will find there is nothing to resize to.

Thanks, that helps a lot.

>> Also, if you specify a fudge factor via cli/envar, should that be applied
>> in addition to, or instead of, any built-in compensation for file system
>> overhead?
>
>i dont mind either, whatever is easier to implement (as long as the
>help documents the right behaviour) ;)

Okay, I think I can put together something rather quickly to get it into
Yakkety.  I am going to go with a command line option.

Cheers,
-Barry

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