*>On Wed, 7 Oct 1998, Jan Pechanec wrote:
*>
*>> please, don't you know whether the newest kernels do have
*>>"stackable layer support" for filesystem as e.g FreeBSD has?
*>
*>What exactly is stackable layer support? Have you investigated
*>loopback filesystems? This might be what you are looking for,
*>and has been supported in Linux for quite some time.
*>
Generaly, see:
http://www.isi.edu/~johnh/PAPERS/Heidemann91a.html
http://www.isi.edu/~johnh/PAPERS/index.html
in FreeBSD, see 'man mount_null'
Loopback fs is similar to nullfs in FreeBSD, but nullfs is just an
,,application'', you can develop layer that does things like compressing,
ciphering etc.
Jan.
*>
*>
*>
*>
*>--
*>Mike A. Harris - Computer Consultant - Linux advocate
*>
*>Linux software galore: http://freshmeat.net
*>
*>
_________________________________________________________________________
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Jan P E C H A N E C - Computing Center, Czech Technical University -
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