Of course, in a TM image, one has to be sure one is actually deleting the large 
file, and not just one of the possibly many hardlinks to the large file 
residing in another backup layer.

> On Feb 24, 2018, at 5:03 PM, Michael <[email protected]> wrote:
> 
>>>> First question: is there any way to make a sparse image drive reuse space 
>>>> in the bands when they are freed up?
>>>> 
>>>> Second question: is there any way to compact a sparse image when the band 
>>>> size used is bigger than normal?
>>> 
>>> Have your tried with a non-hax0red sparse bundle using the default 8MB band 
>>> size?
>> 
>> Sure. Works. Will compact. But slow. Very slow.
>> 
>> And this is a normal, supported HDI image bundle, made by the normal Apple 
>> tools.
> 
> To clarify: with the default 8 MB band size, the same behavior of assuming 
> that the space on the image is the same as the space on the host drive, and 
> as far as I can tell not reusing the band space when a file is deleted off 
> the image drive.
> 
> 
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