[ale] Q: Should Linux swap space depend on number of users?

[Chris Fowler]

Shared objects.  One of the beauties of modern operating systems.


On Tue, 2004-07-06 at 00:09, Jeff Hubbs wrote:
> John -
> 
> For all practical purposes, swap is user-agnostic.  It's a mechanism
> that the kernel uses based on the memory consumption of all processes,
> regardless of owner.  
> 
> When I worked briefly with a Linux Terminal Server Project rig, I
> noticed that workstations could run different instances of the same app
> and each instance took up just a small increment of memory beyond that
> of the first one.
> 
> - Jeff
> 
> On Mon, 2004-07-05 at 21:43, John Mills wrote:
> > Usage Gurus -
> > 
> > Is swap space shared between users? If so, should one allow more swap when
> > expecting to support a number of users compared to only one or two at a
> > time? I suppose it doesn't scale simply with user count because a _lot_ of
> > processes run the same number of instances regardless of the number of
> > users, but should there be some allowance?
> > 
> > TIA for any comments.
> > 
> >  - John Mills
> >    john.m.mills at alum.mit.edu
> > 
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