From: Mike Fedyk <mfedyk@matchmail.com>
To: Rik van Riel <riel@conectiva.com.br>
Cc: Ed Tomlinson <tomlins@cam.org>, linux-kernel@vger.kernel.org
Subject: Re: [RFC][PATCH] vm_swap_full
Date: Sun, 4 Nov 2001 18:08:40 -0800 [thread overview]
Message-ID: <20011104180840.A16017@mikef-linux.matchmail.com> (raw)
In-Reply-To: <20011104152341.A4C289E898@oscar.casa.dyndns.org> <Pine.LNX.4.33L.0111041436020.2963-100000@imladris.surriel.com>
In-Reply-To: <Pine.LNX.4.33L.0111041436020.2963-100000@imladris.surriel.com>
On Sun, Nov 04, 2001 at 02:36:34PM -0200, Rik van Riel wrote:
> On Sun, 4 Nov 2001, Ed Tomlinson wrote:
>
> > -/* Swap 50% full? Release swapcache more aggressively.. */
> > -#define vm_swap_full() (nr_swap_pages*2 < total_swap_pages)
> > +/* Free swap less than inactive pages? Release swapcache more aggressively.. */
> > +#define vm_swap_full() (nr_swap_pages < nr_inactive_pages)
>
> > Comments?
>
> Makes absolutely no sense for systems which have more
> swap than RAM, eg. a 64MB system with 200MB of swap.
>
How does the inactive list get bigger than physical ram?
If swap is bigger than ram, there is *no* possibility of the inactive list
being bigger than swap, and thus no aggressive swapping...
Mike
next prev parent reply other threads:[~2001-11-05 2:09 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-11-04 15:23 Ed Tomlinson
2001-11-04 16:36 ` Rik van Riel
2001-11-04 17:04 ` Ed Tomlinson
2001-11-05 2:08 ` Mike Fedyk [this message]
2001-11-05 2:58 ` Ed Tomlinson
2001-11-05 3:10 ` Mike Fedyk
2001-11-05 3:15 ` Rik van Riel
2001-11-05 12:37 Ed Tomlinson
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