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SubjectRe: 2.4.17:Increase number of anonymous filesystems beyond 256?
Date
Am Freitag, 18. Januar 2002 20:40 schrieb H. Peter Anvin:
> Followup to: <200201181212.g0ICCGq14563@bliss.uni-koblenz.de>
> By author: Rainer Krienke <krienke@uni-koblenz.de>
> In newsgroup: linux.dev.kernel
>
> > Now think of a setup where no user directory mounts are configured but
> > the whole directory of a NFS server with many users is exported. Of
> > course this makes things easyer for the NFS-system since only one mount
> > is needed but on the client you need to create link trees or something
> > similar so the user still can access his home under /home/<user> and not
> > something like /home/server1/<user>. Moreover even if you create link
> > trees when you issue commands like pwd you see the real path (eg
> > /server1/<user>) instead of the logical (/home/<user>). Such paths are
> > soon written into scripts etc, so that if the user is moved sometime
> > later things will be broken.
> > You simply loose a layer of abstraction if you do not mount the users dir
> > directly. The only other solution I know of would be amd. Amd
> > automatically places a link. But since we come from the sun world, we
> > simply uses suns automounter and there were no problems up to now.
>
> This can easily be resolved with vfsbinds. Even Sun has a specific
> syntax in their automounter to deal with this
> (server:common_root:tail). If I ever do another autofs v3 release I
> will probably try to incorporate that via vfsbinds.
>
> -hpa

You mentioned, you'd probably include this in another V3 release. Does this
mean, that V4 already can do this? What syntax is needed? What about the
logical/physical path problem? Is this already solved by using vfsbinds in V4?

Thanks Rainer
--
Rainer Krienke, rainer@krienke.org
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