From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Fri, 14 Jan 2011 12:24:29 -0700
From: Duke Normandin <dukeofperl@ml1.net>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
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User-Agent: Alpine 2.00 (DEB 1167 2008-08-23)
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Subject: Re: [9fans] Plan9 topology
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On Fri, 14 Jan 2011, erik quanstrom wrote:

> > > > Not in the sense that you can purge specific files you don't
> > > > want and continue using the same venti. But you can do what a
> > > > copying garbage collector does -- it copies all the data
> > > > *reachable* from the data `roots' (a set of objects you know
> > > > you want). What is left behind is considered garbage and can
> > > > be recycled.
> > >
> > > that's wrong.  there is no such function.
> >
> > Huh?  I am just described what copying garbage collection
> > does.  If you mean you can't do something similar with venti,
> > think about it!
>
> what i understood the op to mean was that venti arenas are
> garbage collectable.  this is not true.  arenas are write once,
> so it follows they must be impossible to garbage collect.

Nah! Not me...

> venti is the block motel.  blocks check in, but they never check out.

Now that i realize what you're talking about - great analogy!

--
Duke