Re: silent semantic changes with reiser4

From: Spam
Date: Fri Aug 27 2004 - 10:24:45 EST


> On Fri, 27 Aug 2004, Hans Reiser wrote:

>> Why are you guys even considering going to any pain at all to distort
>> semantics for the sake of backup? tar is easy, we'll fix it and send in
>> a patch.

> It's not as easy as you make it out, and not just because
> there are a few dozen backup programs that need fixing.

> The problem is more fundamental than that. Some of the
> file streams proposed need to be backed up, while others
> are alternative presentations of the file, which should
> not be backed up.

No, not really. This is a user decision and should be options in the
backup software. I don't think it is up to the kernel, filesystem,
or the OS in general to decide what information the user want to
retain or not.

> Currently I see no way to distinguish between the stuff
> that should be backed up and the stuff that shouldn't.

> That problem needs to be resolved before we can even start
> thinking about fixing archivers...

The archivers should, as I said, allow the user to choose. It
shouldn't be automatic. Default, should IMO be to store everything.

~S


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