Re: Versioning file system

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Jack Stone wrote:
>>
>> Later, I discovered what I think are superior alternatives:  RCS-style 
>> version management on top of the filesystem, and automatic versioning 
>> based on time instead of count of "modifications."  For example, make a 
>> copy of every changed file every hour and keep it for a day and keep one 
>> of those for a week, and keep one of those for a month, etc.  This works 
>> even without snapshot technology and even without sub-file deltas.  But of 
>> course, it's better with those.
> 
> From what I can see this seems to be the consesus (and it sound very
> sensible to me).
> 
> The question remains is where to implement versioning: directly in
> individual filesystems or in the vfs code so all filesystems can use it?
> 

More likely a shim filesystem on top would be a better option.

	-hpa
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