Subject: Re: UBC status
To: Manuel Bouyer <>
From: Bill Studenmund <>
List: tech-kern
Date: 09/27/1999 10:33:55
On Sat, 25 Sep 1999, Manuel Bouyer wrote:

> On Sat, Sep 25, 1999 at 05:14:40PM +0200, Jaromir Dolecek wrote:
> > 
> > So that nobody would eat all the RAM just by reading a large file ?
> If it's just read (==unmodified) data it's really easy and fast to recover the
> ram. For dirty data you have to write the pages before freeing them, it takes
> more time.

Also, if you're using something like vnd, you might need to read in
(needing clean pages) info from the underlying filesystem in order to
figure out where to write your block. :-)

Take care,