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Date: Fri, 18 Nov 2011 20:08:23 -0800
From: perryh@pluto.rain.com
To: kirk@strauser.com
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Cc: freebsd-questions@freebsd.org, bonomi@mail.r-bonomi.com
Subject: Re: Shouldn't GNU tar be ignoring /proc with --one-file-system?
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Kirk Strauser <kirk@strauser.com> wrote:

> On Nov 18, 2011, at 11:27 AM, Robert Bonomi wrote:
>
> > See the output of 'mount(8)' for the names of all the mounted 
> > filesystems on your machine.
>
> $ mount | grep proc
> procfs on /proc (procfs, local)
>
> > *NOTE*WELL* that '/proc' is *not* a separate filesystem.  It 
> > is merely a _directory_ with a bunch of 'special' files in it.
>
> I'm confused here. In what way isn't /proc a separate filesystem? 
> It's even called "procfs".
 
It's Bonomi who is confused.  I suspect he doesn't have procfs 
configured -- so of course its mountpoint is just a directory --
*on his system*.  The OP _does_ have procfs configured, or the
question wouldn't have arisen.