Date: Fri, 28 Nov 1997 14:59:49 +0200 (EET) From: Narvi <narvi@Haldjas.folklore.ee> To: Joerg Wunsch <joerg_wunsch@uriah.heep.sax.de> Cc: hackers@FreeBSD.ORG, "Brian J. McGovern" <mcgovern@spoon.beta.com> Subject: Re: Union and Portal FSs Message-ID: <Pine.BSF.3.96.971128145747.5304B-100000@haldjas.folklore.ee> In-Reply-To: <19971127085717.19775@uriah.heep.sax.de>
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On Thu, 27 Nov 1997, J Wunsch wrote:
> As Brian J. McGovern wrote:
>
> > Just out of curiousity, how "decayed" are the Union and Portal
> > filesystems,and, more importantly, is anyone working on them?
>
> Kazu did quite some work on unionfs, and i think it's basically usable
> these days. There are still some odds in it (which i'm not sure of
> whether they can be easily resolved), like an open attempt with write
> intent will yield an EROFS if the lower layer is a read/only
> filesystem.
>
> UFS union mounts ("mount -o union /dev/fd0 /somewhere") seem to have a
> different set of problems. I've got this one basically to work, in an
> attempt to mount a writable floppy over a read/only CD-ROM /etc, but
> when i recently tried under -current with a lower-layer NFS, the
> writes went through into the lower layer, ick. :(
>
> No idea on portals...
At least some time ago portalfs worked well enough for tcp connections.
Haven't tried filesystems.
Sander
There is no love, no good, no happiness and no future -
all these are just illusions.
>
> --
> cheers, J"org
>
> joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE
> Never trust an operating system you don't have sources for. ;-)
>
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