From: Denis Vlasenko <vda@ilport.com.ua>
To: Nix <nix@esperi.org.uk>
Subject: Re: [RFC] VM: I have a dream...
Date: Thu, 26 Jan 2006 17:13:03 +0200
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Cc: Diego Calleja <diegocg@gmail.com>, Ram Gupta <ram.gupta5@gmail.com>,
       mloftis@wgops.com, barryn@pobox.com, a1426z@gawab.com,
       linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org
References: <200601212108.41269.a1426z@gawab.com> <20060123162624.5c5a1b94.diegocg@gmail.com> <87zmlkq6yo.fsf@amaterasu.srvr.nix>
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On Thursday 26 January 2006 00:27, Nix wrote:
> On 23 Jan 2006, Diego Calleja wrote:
> > El Mon, 23 Jan 2006 09:05:41 -0600,
> > Ram Gupta <ram.gupta5@gmail.com> escribi?:
> > 
> >> Linux also supports multiple swap files . But these are more
> > 
> > There're in fact a "dynamic swap" tool which apparently
> > does what mac os x do: http://dynswapd.sourceforge.net/
> > 
> > However, I doubt the approach is really useful. If you need that much
> > swap space, you're going well beyond the capabilities of the machine.
> 
> Well, to some extent it depends on your access patterns. The backup
> program I use (`dar') is an enormous memory hog: it happily eats 5Gb on
> my main fileserver (an UltraSPARC, so compiling it 64-bit does away with
> address space sizing problems). That machine has only 512Mb RAM, so
> you'd expect the thing would be swapping to death; but the backup
> program's locality of reference is sufficiently good that it doesn't
> swap much at all (and that in one tight lump at the end).

Totally insane proggie.
--
vda
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