Toomas Laasik wrote:

> Hello,
> Here are some links that I have found while searching such file
> systems that can keep versions or log of changes:
> http://logfs.sourceforge.net/ - small logging filesystem project
> started by a student, but not very stable yet
> http://wayback.sourceforge.net/ - written in Perl, based on quite old
> version on FUSE API
> http://sourceforge.net/projects/cvsfs - uses CVS as file system, based
> on FUSE API
> http://www.opensolaris.org/os/community/zfs/ - very powerful file
> system that supports snapshots of files
> Microsoft has made something too on their server platform, but I
> couldn't find a link for that.
>
> It seems to me that many have started with it, but haven't finished.
> Creating a versioning FS that is comercially stable and fast takes a
> lot of effort and is quite complex. Go discover what and how others
> have done it and how to do it best in ReiserFS.
>
> I would be very interested in stable file system that supports
> automatic versioning. Maybe ReiserFS becomes the first one that I can
> actually use. I don't want a userspace FS, but a good FS where I can
> safely keep my FreeBSD installation.
>
> Toomas

Clearcase is out there and finished and it works.  Several thousand
dollars a seat though....

;-)

Hans

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