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Re: [lvm-devel] master - python-lvm: Make second lv.snapshot() argument optional



On 12/15/2012 03:34 PM, Zdenek Kabelac wrote:
 > 2) using same size of origin is not enough to cover
>    i.e. full rewrite of origin device - you need some
>    'extra' size to store snapshot's metadata (remapping blocks)

How does a user calculate the correct size?

I would like to see an option to pass on snapshot creation that can
safely create a snapshot where every block can get written.

Regards,
Tony


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